Checkpoint

apps/sim/app/api/copilot/auto-allowed-tools/route.ts

@@ -1,12 +1,22 @@
-import { db } from '@sim/db'
-import { settings } from '@sim/db/schema'
 import { createLogger } from '@sim/logger'
-import { eq } from 'drizzle-orm'
 import { type NextRequest, NextResponse } from 'next/server'
 import { getSession } from '@/lib/auth'
+import { SIM_AGENT_API_URL } from '@/lib/copilot/constants'
+import { env } from '@/lib/core/config/env'
 
 const logger = createLogger('CopilotAutoAllowedToolsAPI')
 
+/** Headers for server-to-server calls to the Go copilot backend. */
+function copilotHeaders(): Record<string, string> {
+  const headers: Record<string, string> = {
+    'Content-Type': 'application/json',
+  }
+  if (env.COPILOT_API_KEY) {
+    headers['x-api-key'] = env.COPILOT_API_KEY
+  }
+  return headers
+}
+
 /**
  * GET - Fetch user's auto-allowed integration tools
  */
@@ -20,24 +30,18 @@ export async function GET() {
 
     const userId = session.user.id
 
-    const [userSettings] = await db
+    const res = await fetch(
-      .select()
+      `${SIM_AGENT_API_URL}/api/tool-preferences/auto-allowed?userId=${encodeURIComponent(userId)}`,
-      .from(settings)
+      { method: 'GET', headers: copilotHeaders() }
-      .where(eq(settings.userId, userId))
+    )
-      .limit(1)
 
-    if (userSettings) {
+    if (!res.ok) {
-      const autoAllowedTools = (userSettings.copilotAutoAllowedTools as string[]) || []
+      logger.warn('Go backend returned error for list auto-allowed', { status: res.status })
-      return NextResponse.json({ autoAllowedTools })
+      return NextResponse.json({ autoAllowedTools: [] })
     }
 
-    await db.insert(settings).values({
+    const payload = await res.json()
-      id: userId,
+    return NextResponse.json({ autoAllowedTools: payload?.autoAllowedTools || [] })
-      userId,
-      copilotAutoAllowedTools: [],
-    })
-
-    return NextResponse.json({ autoAllowedTools: [] })
   } catch (error) {
     logger.error('Failed to fetch auto-allowed tools', { error })
     return NextResponse.json({ error: 'Internal server error' }, { status: 500 })
@@ -62,38 +66,22 @@ export async function POST(request: NextRequest) {
       return NextResponse.json({ error: 'toolId must be a string' }, { status: 400 })
     }
 
-    const toolId = body.toolId
+    const res = await fetch(`${SIM_AGENT_API_URL}/api/tool-preferences/auto-allowed`, {
-
+      method: 'POST',
-    const [existing] = await db.select().from(settings).where(eq(settings.userId, userId)).limit(1)
+      headers: copilotHeaders(),
-
+      body: JSON.stringify({ userId, toolId: body.toolId }),
-    if (existing) {
-      const currentTools = (existing.copilotAutoAllowedTools as string[]) || []
-
-      if (!currentTools.includes(toolId)) {
-        const updatedTools = [...currentTools, toolId]
-        await db
-          .update(settings)
-          .set({
-            copilotAutoAllowedTools: updatedTools,
-            updatedAt: new Date(),
-          })
-          .where(eq(settings.userId, userId))
-
-        logger.info('Added tool to auto-allowed list', { userId, toolId })
-        return NextResponse.json({ success: true, autoAllowedTools: updatedTools })
-      }
-
-      return NextResponse.json({ success: true, autoAllowedTools: currentTools })
-    }
-
-    await db.insert(settings).values({
-      id: userId,
-      userId,
-      copilotAutoAllowedTools: [toolId],
     })
 
-    logger.info('Created settings and added tool to auto-allowed list', { userId, toolId })
+    if (!res.ok) {
-    return NextResponse.json({ success: true, autoAllowedTools: [toolId] })
+      logger.warn('Go backend returned error for add auto-allowed', { status: res.status })
+      return NextResponse.json({ error: 'Failed to add tool' }, { status: 500 })
+    }
+
+    const payload = await res.json()
+    return NextResponse.json({
+      success: true,
+      autoAllowedTools: payload?.autoAllowedTools || [],
+    })
   } catch (error) {
     logger.error('Failed to add auto-allowed tool', { error })
     return NextResponse.json({ error: 'Internal server error' }, { status: 500 })
@@ -119,25 +107,21 @@ export async function DELETE(request: NextRequest) {
       return NextResponse.json({ error: 'toolId query parameter is required' }, { status: 400 })
     }
 
-    const [existing] = await db.select().from(settings).where(eq(settings.userId, userId)).limit(1)
+    const res = await fetch(
+      `${SIM_AGENT_API_URL}/api/tool-preferences/auto-allowed?userId=${encodeURIComponent(userId)}&toolId=${encodeURIComponent(toolId)}`,
+      { method: 'DELETE', headers: copilotHeaders() }
+    )
 
-    if (existing) {
+    if (!res.ok) {
-      const currentTools = (existing.copilotAutoAllowedTools as string[]) || []
+      logger.warn('Go backend returned error for remove auto-allowed', { status: res.status })
-      const updatedTools = currentTools.filter((t) => t !== toolId)
+      return NextResponse.json({ error: 'Failed to remove tool' }, { status: 500 })
-
-      await db
-        .update(settings)
-        .set({
-          copilotAutoAllowedTools: updatedTools,
-          updatedAt: new Date(),
-        })
-        .where(eq(settings.userId, userId))
-
-      logger.info('Removed tool from auto-allowed list', { userId, toolId })
-      return NextResponse.json({ success: true, autoAllowedTools: updatedTools })
     }
 
-    return NextResponse.json({ success: true, autoAllowedTools: [] })
+    const payload = await res.json()
+    return NextResponse.json({
+      success: true,
+      autoAllowedTools: payload?.autoAllowedTools || [],
+    })
   } catch (error) {
     logger.error('Failed to remove auto-allowed tool', { error })
     return NextResponse.json({ error: 'Internal server error' }, { status: 500 })

apps/sim/app/api/copilot/workspace-chat/route.ts

@@ -0,0 +1,130 @@
+import { db } from '@sim/db'
+import { copilotChats } from '@sim/db/schema'
+import { createLogger } from '@sim/logger'
+import { eq } from 'drizzle-orm'
+import { type NextRequest, NextResponse } from 'next/server'
+import { z } from 'zod'
+import { getSession } from '@/lib/auth'
+import { resolveOrCreateChat } from '@/lib/copilot/chat-lifecycle'
+import { SIM_AGENT_VERSION } from '@/lib/copilot/constants'
+import { orchestrateCopilotStream } from '@/lib/copilot/orchestrator'
+import type { SSEEvent } from '@/lib/copilot/orchestrator/types'
+// Workspace prompt is now generated by the Go copilot backend (detected via source: 'workspace-chat')
+
+const logger = createLogger('WorkspaceChatAPI')
+
+export const dynamic = 'force-dynamic'
+export const runtime = 'nodejs'
+export const maxDuration = 300
+
+const WorkspaceChatSchema = z.object({
+  message: z.string().min(1, 'Message is required'),
+  workspaceId: z.string().min(1, 'workspaceId is required'),
+  chatId: z.string().optional(),
+  model: z.string().optional().default('claude-opus-4-5'),
+})
+
+export async function POST(req: NextRequest) {
+  try {
+    const session = await getSession()
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
+    }
+
+    const body = await req.json()
+    const { message, workspaceId, chatId, model } = WorkspaceChatSchema.parse(body)
+
+    const chatResult = await resolveOrCreateChat({
+      chatId,
+      userId: session.user.id,
+      workspaceId,
+      model,
+    })
+
+    const requestPayload: Record<string, unknown> = {
+      message,
+      userId: session.user.id,
+      model,
+      mode: 'agent',
+      headless: true,
+      messageId: crypto.randomUUID(),
+      version: SIM_AGENT_VERSION,
+      source: 'workspace-chat',
+      stream: true,
+      ...(chatResult.chatId ? { chatId: chatResult.chatId } : {}),
+    }
+
+    const encoder = new TextEncoder()
+    const stream = new ReadableStream({
+      async start(controller) {
+        const pushEvent = (event: Record<string, unknown>) => {
+          try {
+            controller.enqueue(encoder.encode(`data: ${JSON.stringify(event)}\n\n`))
+          } catch {
+            // Client disconnected
+          }
+        }
+
+        if (chatResult.chatId) {
+          pushEvent({ type: 'chat_id', chatId: chatResult.chatId })
+        }
+
+        try {
+          const result = await orchestrateCopilotStream(requestPayload, {
+            userId: session.user.id,
+            workspaceId,
+            chatId: chatResult.chatId || undefined,
+            autoExecuteTools: true,
+            interactive: false,
+            onEvent: async (event: SSEEvent) => {
+              pushEvent(event as unknown as Record<string, unknown>)
+            },
+          })
+
+          if (chatResult.chatId && result.conversationId) {
+            await db
+              .update(copilotChats)
+              .set({
+                updatedAt: new Date(),
+                conversationId: result.conversationId,
+              })
+              .where(eq(copilotChats.id, chatResult.chatId))
+          }
+
+          pushEvent({
+            type: 'done',
+            success: result.success,
+            content: result.content,
+          })
+        } catch (error) {
+          logger.error('Workspace chat orchestration failed', { error })
+          pushEvent({
+            type: 'error',
+            error: error instanceof Error ? error.message : 'Chat failed',
+          })
+        } finally {
+          controller.close()
+        }
+      },
+    })
+
+    return new Response(stream, {
+      headers: {
+        'Content-Type': 'text/event-stream',
+        'Cache-Control': 'no-cache',
+        Connection: 'keep-alive',
+        'X-Accel-Buffering': 'no',
+      },
+    })
+  } catch (error) {
+    if (error instanceof z.ZodError) {
+      return NextResponse.json(
+        { error: 'Invalid request', details: error.errors },
+        { status: 400 }
+      )
+    }
+
+    logger.error('Workspace chat error', { error })
+    return NextResponse.json({ error: 'Internal server error' }, { status: 500 })
+  }
+}

apps/sim/app/workspace/[workspaceId]/chat/chat.tsx

@@ -0,0 +1,150 @@
+'use client'
+
+import { useCallback, useRef, useState } from 'react'
+import { Send, Square } from 'lucide-react'
+import { useParams } from 'next/navigation'
+import { Button } from '@/components/emcn'
+import { cn } from '@/lib/core/utils/cn'
+import { useWorkspaceChat } from './hooks/use-workspace-chat'
+
+export function Chat() {
+  const { workspaceId } = useParams<{ workspaceId: string }>()
+  const [inputValue, setInputValue] = useState('')
+  const inputRef = useRef<HTMLTextAreaElement>(null)
+  const messagesEndRef = useRef<HTMLDivElement>(null)
+
+  const { messages, isSending, error, sendMessage, abortMessage } = useWorkspaceChat({
+    workspaceId,
+  })
+
+  const scrollToBottom = useCallback(() => {
+    messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' })
+  }, [])
+
+  const handleSubmit = useCallback(async () => {
+    const trimmed = inputValue.trim()
+    if (!trimmed || !workspaceId) return
+
+    setInputValue('')
+    await sendMessage(trimmed)
+    scrollToBottom()
+  }, [inputValue, workspaceId, sendMessage, scrollToBottom])
+
+  const handleKeyDown = useCallback(
+    (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
+      if (e.key === 'Enter' && !e.shiftKey) {
+        e.preventDefault()
+        handleSubmit()
+      }
+    },
+    [handleSubmit]
+  )
+
+  return (
+    <div className='flex h-full flex-col'>
+      {/* Header */}
+      <div className='flex flex-shrink-0 items-center border-b border-[var(--border)] px-6 py-3'>
+        <h1 className='font-medium text-[16px] text-[var(--text-primary)]'>Chat</h1>
+      </div>
+
+      {/* Messages area */}
+      <div className='flex-1 overflow-y-auto px-6 py-4'>
+        {messages.length === 0 && !isSending ? (
+          <div className='flex h-full items-center justify-center'>
+            <div className='flex flex-col items-center gap-3 text-center'>
+              <p className='text-[var(--text-secondary)] text-sm'>
+                Ask anything about your workspace — build workflows, manage resources, get help.
+              </p>
+            </div>
+          </div>
+        ) : (
+          <div className='mx-auto max-w-3xl space-y-4'>
+            {messages.map((msg) => {
+              const isStreamingEmpty =
+                isSending && msg.role === 'assistant' && !msg.content
+              if (isStreamingEmpty) {
+                return (
+                  <div key={msg.id} className='flex justify-start'>
+                    <div className='rounded-lg bg-[var(--surface-3)] px-4 py-2 text-sm text-[var(--text-secondary)]'>
+                      Thinking...
+                    </div>
+                  </div>
+                )
+              }
+              if (msg.role === 'assistant' && !msg.content) return null
+              return (
+                <div
+                  key={msg.id}
+                  className={cn(
+                    'flex',
+                    msg.role === 'user' ? 'justify-end' : 'justify-start'
+                  )}
+                >
+                  <div
+                    className={cn(
+                      'max-w-[85%] rounded-lg px-4 py-2 text-sm',
+                      msg.role === 'user'
+                        ? 'bg-[var(--accent)] text-[var(--accent-foreground)]'
+                        : 'bg-[var(--surface-3)] text-[var(--text-primary)]'
+                    )}
+                  >
+                    <p className='whitespace-pre-wrap'>{msg.content}</p>
+                  </div>
+                </div>
+              )
+            })}
+            <div ref={messagesEndRef} />
+          </div>
+        )}
+      </div>
+
+      {/* Error display */}
+      {error && (
+        <div className='px-6 pb-2'>
+          <p className='text-xs text-red-500'>{error}</p>
+        </div>
+      )}
+
+      {/* Input area */}
+      <div className='flex-shrink-0 border-t border-[var(--border)] px-6 py-4'>
+        <div className='mx-auto flex max-w-3xl items-end gap-2'>
+          <textarea
+            ref={inputRef}
+            value={inputValue}
+            onChange={(e) => setInputValue(e.target.value)}
+            onKeyDown={handleKeyDown}
+            placeholder='Send a message...'
+            rows={1}
+            className='flex-1 resize-none rounded-lg border border-[var(--border)] bg-[var(--surface-2)] px-4 py-2.5 text-sm text-[var(--text-primary)] placeholder:text-[var(--text-tertiary)] focus:border-[var(--accent)] focus:outline-none'
+            style={{ maxHeight: '120px' }}
+            onInput={(e) => {
+              const target = e.target as HTMLTextAreaElement
+              target.style.height = 'auto'
+              target.style.height = `${Math.min(target.scrollHeight, 120)}px`
+            }}
+          />
+          {isSending ? (
+            <Button
+              variant='ghost'
+              size='sm'
+              onClick={abortMessage}
+              className='h-[38px] w-[38px] flex-shrink-0 p-0'
+            >
+              <Square className='h-4 w-4' />
+            </Button>
+          ) : (
+            <Button
+              variant='ghost'
+              size='sm'
+              onClick={handleSubmit}
+              disabled={!inputValue.trim()}
+              className='h-[38px] w-[38px] flex-shrink-0 p-0'
+            >
+              <Send className='h-4 w-4' />
+            </Button>
+          )}
+        </div>
+      </div>
+    </div>
+  )
+}

apps/sim/app/workspace/[workspaceId]/chat/hooks/use-workspace-chat.ts

@@ -0,0 +1,173 @@
+'use client'
+
+import { useCallback, useRef, useState } from 'react'
+import { createLogger } from '@sim/logger'
+
+const logger = createLogger('useWorkspaceChat')
+
+interface ChatMessage {
+  id: string
+  role: 'user' | 'assistant'
+  content: string
+  timestamp: string
+}
+
+interface UseWorkspaceChatProps {
+  workspaceId: string
+}
+
+interface UseWorkspaceChatReturn {
+  messages: ChatMessage[]
+  isSending: boolean
+  error: string | null
+  sendMessage: (message: string) => Promise<void>
+  abortMessage: () => void
+  clearMessages: () => void
+}
+
+export function useWorkspaceChat({ workspaceId }: UseWorkspaceChatProps): UseWorkspaceChatReturn {
+  const [messages, setMessages] = useState<ChatMessage[]>([])
+  const [isSending, setIsSending] = useState(false)
+  const [error, setError] = useState<string | null>(null)
+  const abortControllerRef = useRef<AbortController | null>(null)
+  const chatIdRef = useRef<string | undefined>(undefined)
+
+  const sendMessage = useCallback(
+    async (message: string) => {
+      if (!message.trim() || !workspaceId) return
+
+      setError(null)
+      setIsSending(true)
+
+      const userMessage: ChatMessage = {
+        id: crypto.randomUUID(),
+        role: 'user',
+        content: message,
+        timestamp: new Date().toISOString(),
+      }
+
+      const assistantMessage: ChatMessage = {
+        id: crypto.randomUUID(),
+        role: 'assistant',
+        content: '',
+        timestamp: new Date().toISOString(),
+      }
+
+      setMessages((prev) => [...prev, userMessage, assistantMessage])
+
+      const abortController = new AbortController()
+      abortControllerRef.current = abortController
+
+      try {
+        const response = await fetch('/api/copilot/workspace-chat', {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json' },
+          body: JSON.stringify({
+            message,
+            workspaceId,
+            ...(chatIdRef.current ? { chatId: chatIdRef.current } : {}),
+          }),
+          signal: abortController.signal,
+        })
+
+        if (!response.ok) {
+          const errorData = await response.json().catch(() => ({}))
+          throw new Error(errorData.error || `Request failed: ${response.status}`)
+        }
+
+        if (!response.body) {
+          throw new Error('No response body')
+        }
+
+        const reader = response.body.getReader()
+        const decoder = new TextDecoder()
+        let buffer = ''
+
+        while (true) {
+          const { done, value } = await reader.read()
+          if (done) break
+
+          buffer += decoder.decode(value, { stream: true })
+
+          const lines = buffer.split('\n')
+          buffer = lines.pop() || ''
+
+          for (const line of lines) {
+            if (!line.startsWith('data: ')) continue
+
+            try {
+              const event = JSON.parse(line.slice(6))
+
+              if (event.type === 'chat_id' && event.chatId) {
+                chatIdRef.current = event.chatId
+              } else if (event.type === 'content' && event.content) {
+                setMessages((prev) =>
+                  prev.map((msg) =>
+                    msg.id === assistantMessage.id
+                      ? { ...msg, content: msg.content + event.content }
+                      : msg
+                  )
+                )
+              } else if (event.type === 'error') {
+                setError(event.error || 'An error occurred')
+              } else if (event.type === 'done') {
+                if (event.content && typeof event.content === 'string') {
+                  setMessages((prev) =>
+                    prev.map((msg) =>
+                      msg.id === assistantMessage.id && !msg.content
+                        ? { ...msg, content: event.content }
+                        : msg
+                    )
+                  )
+                }
+              }
+            } catch {
+              // Skip malformed SSE lines
+            }
+          }
+        }
+      } catch (err) {
+        if (err instanceof Error && err.name === 'AbortError') {
+          logger.info('Message aborted by user')
+          return
+        }
+
+        const errorMessage = err instanceof Error ? err.message : 'Failed to send message'
+        logger.error('Failed to send workspace chat message', { error: errorMessage })
+        setError(errorMessage)
+
+        setMessages((prev) =>
+          prev.map((msg) =>
+            msg.id === assistantMessage.id && !msg.content
+              ? { ...msg, content: 'Sorry, something went wrong. Please try again.' }
+              : msg
+          )
+        )
+      } finally {
+        setIsSending(false)
+        abortControllerRef.current = null
+      }
+    },
+    [workspaceId]
+  )
+
+  const abortMessage = useCallback(() => {
+    abortControllerRef.current?.abort()
+    setIsSending(false)
+  }, [])
+
+  const clearMessages = useCallback(() => {
+    setMessages([])
+    setError(null)
+    chatIdRef.current = undefined
+  }, [])
+
+  return {
+    messages,
+    isSending,
+    error,
+    sendMessage,
+    abortMessage,
+    clearMessages,
+  }
+}

apps/sim/app/workspace/[workspaceId]/chat/layout.tsx

@@ -0,0 +1,7 @@
+export default function ChatLayout({ children }: { children: React.ReactNode }) {
+  return (
+    <div className='flex h-full flex-1 flex-col overflow-hidden pl-[var(--sidebar-width)]'>
+      {children}
+    </div>
+  )
+}

apps/sim/app/workspace/[workspaceId]/chat/page.tsx

@@ -0,0 +1,26 @@
+import { redirect } from 'next/navigation'
+import { getSession } from '@/lib/auth'
+import { verifyWorkspaceMembership } from '@/app/api/workflows/utils'
+import { Chat } from './chat'
+
+interface ChatPageProps {
+  params: Promise<{
+    workspaceId: string
+  }>
+}
+
+export default async function ChatPage({ params }: ChatPageProps) {
+  const { workspaceId } = await params
+  const session = await getSession()
+
+  if (!session?.user?.id) {
+    redirect('/')
+  }
+
+  const hasPermission = await verifyWorkspaceMembership(session.user.id, workspaceId)
+  if (!hasPermission) {
+    redirect('/')
+  }
+
+  return <Chat />
+}

apps/sim/app/workspace/[workspaceId]/w/components/sidebar/sidebar.tsx

@@ -2,7 +2,7 @@
 
 import { memo, useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import { createLogger } from '@sim/logger'
-import { Database, HelpCircle, Layout, Plus, Search, Settings } from 'lucide-react'
+import { Database, HelpCircle, Layout, MessageSquare, Plus, Search, Settings } from 'lucide-react'
 import Link from 'next/link'
 import { useParams, usePathname, useRouter } from 'next/navigation'
 import { Button, Download, FolderPlus, Library, Loader, Tooltip } from '@/components/emcn'
@@ -248,6 +248,12 @@ export const Sidebar = memo(function Sidebar() {
   const footerNavigationItems = useMemo(
     () =>
       [
+        {
+          id: 'chat',
+          label: 'Chat',
+          icon: MessageSquare,
+          href: `/workspace/${workspaceId}/chat`,
+        },
         {
           id: 'logs',
           label: 'Logs',

apps/sim/lib/copilot/chat-lifecycle.ts

@@ -15,14 +15,16 @@ export interface ChatLoadResult {
 /**
  * Resolve or create a copilot chat session.
  * If chatId is provided, loads the existing chat. Otherwise creates a new one.
+ * Supports both workflow-scoped and workspace-scoped chats.
  */
 export async function resolveOrCreateChat(params: {
   chatId?: string
   userId: string
-  workflowId: string
+  workflowId?: string
+  workspaceId?: string
   model: string
 }): Promise<ChatLoadResult> {
-  const { chatId, userId, workflowId, model } = params
+  const { chatId, userId, workflowId, workspaceId, model } = params
 
   if (chatId) {
     const [chat] = await db
@@ -43,7 +45,8 @@ export async function resolveOrCreateChat(params: {
     .insert(copilotChats)
     .values({
       userId,
-      workflowId,
+      ...(workflowId ? { workflowId } : {}),
+      ...(workspaceId ? { workspaceId } : {}),
       title: null,
       model,
       messages: [],
@@ -51,7 +54,7 @@ export async function resolveOrCreateChat(params: {
     .returning()
 
   if (!newChat) {
-    logger.warn('Failed to create new copilot chat row', { userId, workflowId })
+    logger.warn('Failed to create new copilot chat row', { userId, workflowId, workspaceId })
     return {
       chatId: '',
       chat: null,

apps/sim/lib/copilot/orchestrator/index.ts

@@ -1,15 +1,21 @@
 import { createLogger } from '@sim/logger'
 import { SIM_AGENT_API_URL } from '@/lib/copilot/constants'
 import { prepareExecutionContext } from '@/lib/copilot/orchestrator/tool-executor'
-import type { OrchestratorOptions, OrchestratorResult } from '@/lib/copilot/orchestrator/types'
+import type {
+  ExecutionContext,
+  OrchestratorOptions,
+  OrchestratorResult,
+} from '@/lib/copilot/orchestrator/types'
 import { env } from '@/lib/core/config/env'
+import { getEffectiveDecryptedEnv } from '@/lib/environment/utils'
 import { buildToolCallSummaries, createStreamingContext, runStreamLoop } from './stream-core'
 
 const logger = createLogger('CopilotOrchestrator')
 
 export interface OrchestrateStreamOptions extends OrchestratorOptions {
   userId: string
-  workflowId: string
+  workflowId?: string
+  workspaceId?: string
   chatId?: string
 }
 
@@ -17,8 +23,20 @@ export async function orchestrateCopilotStream(
   requestPayload: Record<string, unknown>,
   options: OrchestrateStreamOptions
 ): Promise<OrchestratorResult> {
-  const { userId, workflowId, chatId } = options
+  const { userId, workflowId, workspaceId, chatId } = options
-  const execContext = await prepareExecutionContext(userId, workflowId)
+
+  let execContext: ExecutionContext
+  if (workflowId) {
+    execContext = await prepareExecutionContext(userId, workflowId)
+  } else {
+    const decryptedEnvVars = await getEffectiveDecryptedEnv(userId, workspaceId)
+    execContext = {
+      userId,
+      workflowId: '',
+      workspaceId,
+      decryptedEnvVars,
+    }
+  }
 
   const payloadMsgId = requestPayload?.messageId
   const context = createStreamingContext({

apps/sim/lib/copilot/orchestrator/sse-handlers.test.ts

@@ -62,7 +62,7 @@ describe('sse-handlers tool lifecycle', () => {
     await sseHandlers.tool_call(
       {
         type: 'tool_call',
-        data: { id: 'tool-1', name: 'get_user_workflow', arguments: { workflowId: 'workflow-1' } },
+        data: { id: 'tool-1', name: 'read', arguments: { workflowId: 'workflow-1' } },
       } as any,
       context,
       execContext,
@@ -90,7 +90,7 @@ describe('sse-handlers tool lifecycle', () => {
 
     const event = {
       type: 'tool_call',
-      data: { id: 'tool-dup', name: 'get_user_workflow', arguments: { workflowId: 'workflow-1' } },
+      data: { id: 'tool-dup', name: 'read', arguments: { workflowId: 'workflow-1' } },
     }
 
     await sseHandlers.tool_call(event as any, context, execContext, { interactive: false })

apps/sim/lib/copilot/orchestrator/tool-executor/index.ts

@@ -24,6 +24,12 @@ import {
   executeRedeploy,
 } from './deployment-tools'
 import { executeIntegrationToolDirect } from './integration-tools'
+import {
+  executeVfsGlob,
+  executeVfsGrep,
+  executeVfsList,
+  executeVfsRead,
+} from './vfs-tools'
 import type {
   CheckDeploymentStatusParams,
   CreateFolderParams,
@@ -36,11 +42,8 @@ import type {
   GetBlockOutputsParams,
   GetBlockUpstreamReferencesParams,
   GetDeployedWorkflowStateParams,
-  GetUserWorkflowParams,
   GetWorkflowDataParams,
-  GetWorkflowFromNameParams,
   ListFoldersParams,
-  ListUserWorkflowsParams,
   ListWorkspaceMcpServersParams,
   MoveFolderParams,
   MoveWorkflowParams,
@@ -59,11 +62,8 @@ import {
   executeGetBlockOutputs,
   executeGetBlockUpstreamReferences,
   executeGetDeployedWorkflowState,
-  executeGetUserWorkflow,
   executeGetWorkflowData,
-  executeGetWorkflowFromName,
   executeListFolders,
-  executeListUserWorkflows,
   executeListUserWorkspaces,
   executeMoveFolder,
   executeMoveWorkflow,
@@ -319,17 +319,13 @@ async function executeManageCustomTool(
 }
 
 const SERVER_TOOLS = new Set<string>([
-  'get_blocks_and_tools',
   'get_blocks_metadata',
-  'get_block_options',
-  'get_block_config',
   'get_trigger_blocks',
   'edit_workflow',
   'get_workflow_console',
   'search_documentation',
   'search_online',
   'set_environment_variables',
-  'get_credentials',
   'make_api_request',
   'knowledge_base',
 ])
@@ -338,9 +334,6 @@ const SIM_WORKFLOW_TOOL_HANDLERS: Record<
   string,
   (params: Record<string, unknown>, context: ExecutionContext) => Promise<ToolCallResult>
 > = {
-  get_user_workflow: (p, c) => executeGetUserWorkflow(p as GetUserWorkflowParams, c),
-  get_workflow_from_name: (p, c) => executeGetWorkflowFromName(p as GetWorkflowFromNameParams, c),
-  list_user_workflows: (p, c) => executeListUserWorkflows(p as ListUserWorkflowsParams, c),
   list_user_workspaces: (_p, c) => executeListUserWorkspaces(c),
   list_folders: (p, c) => executeListFolders(p as ListFoldersParams, c),
   create_workflow: (p, c) => executeCreateWorkflow(p as CreateWorkflowParams, c),
@@ -416,6 +409,11 @@ const SIM_WORKFLOW_TOOL_HANDLERS: Record<
     }
   },
   manage_custom_tool: (p, c) => executeManageCustomTool(p, c),
+  // VFS tools
+  grep: (p, c) => executeVfsGrep(p, c),
+  glob: (p, c) => executeVfsGlob(p, c),
+  read: (p, c) => executeVfsRead(p, c),
+  list: (p, c) => executeVfsList(p, c),
 }
 
 /**

apps/sim/lib/copilot/orchestrator/tool-executor/param-types.ts

@@ -5,19 +5,6 @@
 
 // === Workflow Query Params ===
 
-export interface GetUserWorkflowParams {
-  workflowId?: string
-}
-
-export interface GetWorkflowFromNameParams {
-  workflow_name?: string
-}
-
-export interface ListUserWorkflowsParams {
-  workspaceId?: string
-  folderId?: string
-}
-
 export interface GetWorkflowDataParams {
   workflowId?: string
   data_type?: string

apps/sim/lib/copilot/orchestrator/tool-executor/vfs-tools.ts

@@ -0,0 +1,128 @@
+import { createLogger } from '@sim/logger'
+import type { ExecutionContext, ToolCallResult } from '@/lib/copilot/orchestrator/types'
+import { getOrMaterializeVFS } from '@/lib/copilot/vfs'
+
+const logger = createLogger('VfsTools')
+
+export async function executeVfsGrep(
+  params: Record<string, unknown>,
+  context: ExecutionContext
+): Promise<ToolCallResult> {
+  const pattern = params.pattern as string | undefined
+  if (!pattern) {
+    return { success: false, error: "Missing required parameter 'pattern'" }
+  }
+
+  const workspaceId = context.workspaceId
+  if (!workspaceId) {
+    return { success: false, error: 'No workspace context available' }
+  }
+
+  try {
+    const vfs = await getOrMaterializeVFS(workspaceId, context.userId)
+    const result = vfs.grep(
+      pattern,
+      params.path as string | undefined,
+      {
+        maxResults: (params.maxResults as number) ?? 50,
+        outputMode: (params.output_mode as 'content' | 'files_with_matches' | 'count') ?? 'content',
+        ignoreCase: (params.ignoreCase as boolean) ?? false,
+        lineNumbers: (params.lineNumbers as boolean) ?? true,
+        context: (params.context as number) ?? 0,
+      }
+    )
+    const outputMode = (params.output_mode as string) ?? 'content'
+    const key = outputMode === 'files_with_matches' ? 'files' : outputMode === 'count' ? 'counts' : 'matches'
+    return { success: true, output: { [key]: result } }
+  } catch (err) {
+    logger.error('vfs_grep failed', {
+      error: err instanceof Error ? err.message : String(err),
+    })
+    return { success: false, error: err instanceof Error ? err.message : 'vfs_grep failed' }
+  }
+}
+
+export async function executeVfsGlob(
+  params: Record<string, unknown>,
+  context: ExecutionContext
+): Promise<ToolCallResult> {
+  const pattern = params.pattern as string | undefined
+  if (!pattern) {
+    return { success: false, error: "Missing required parameter 'pattern'" }
+  }
+
+  const workspaceId = context.workspaceId
+  if (!workspaceId) {
+    return { success: false, error: 'No workspace context available' }
+  }
+
+  try {
+    const vfs = await getOrMaterializeVFS(workspaceId, context.userId)
+    const files = vfs.glob(pattern)
+    return { success: true, output: { files } }
+  } catch (err) {
+    logger.error('vfs_glob failed', {
+      error: err instanceof Error ? err.message : String(err),
+    })
+    return { success: false, error: err instanceof Error ? err.message : 'vfs_glob failed' }
+  }
+}
+
+export async function executeVfsRead(
+  params: Record<string, unknown>,
+  context: ExecutionContext
+): Promise<ToolCallResult> {
+  const path = params.path as string | undefined
+  if (!path) {
+    return { success: false, error: "Missing required parameter 'path'" }
+  }
+
+  const workspaceId = context.workspaceId
+  if (!workspaceId) {
+    return { success: false, error: 'No workspace context available' }
+  }
+
+  try {
+    const vfs = await getOrMaterializeVFS(workspaceId, context.userId)
+    const result = vfs.read(
+      path,
+      params.offset as number | undefined,
+      params.limit as number | undefined
+    )
+    if (!result) {
+      return { success: false, error: `File not found: ${path}` }
+    }
+    return { success: true, output: result }
+  } catch (err) {
+    logger.error('vfs_read failed', {
+      error: err instanceof Error ? err.message : String(err),
+    })
+    return { success: false, error: err instanceof Error ? err.message : 'vfs_read failed' }
+  }
+}
+
+export async function executeVfsList(
+  params: Record<string, unknown>,
+  context: ExecutionContext
+): Promise<ToolCallResult> {
+  const path = params.path as string | undefined
+  if (!path) {
+    return { success: false, error: "Missing required parameter 'path'" }
+  }
+
+  const workspaceId = context.workspaceId
+  if (!workspaceId) {
+    return { success: false, error: 'No workspace context available' }
+  }
+
+  try {
+    const vfs = await getOrMaterializeVFS(workspaceId, context.userId)
+    const entries = vfs.list(path)
+    return { success: true, output: { entries } }
+  } catch (err) {
+    logger.error('vfs_list failed', {
+      error: err instanceof Error ? err.message : String(err),
+    })
+    return { success: false, error: err instanceof Error ? err.message : 'vfs_list failed' }
+  }
+}

apps/sim/lib/copilot/orchestrator/tool-executor/workflow-tools/queries.ts

@@ -2,10 +2,7 @@ import { db } from '@sim/db'
 import { customTools, permissions, workflow, workflowFolder, workspace } from '@sim/db/schema'
 import { and, asc, desc, eq, isNull, or } from 'drizzle-orm'
 import type { ExecutionContext, ToolCallResult } from '@/lib/copilot/orchestrator/types'
-import {
+import { formatNormalizedWorkflowForCopilot } from '@/lib/copilot/tools/shared/workflow-utils'
-  formatNormalizedWorkflowForCopilot,
-  normalizeWorkflowName,
-} from '@/lib/copilot/tools/shared/workflow-utils'
 import { mcpService } from '@/lib/mcp/service'
 import { listWorkspaceFiles } from '@/lib/uploads/contexts/workspace'
 import { getEffectiveBlockOutputPaths } from '@/lib/workflows/blocks/block-outputs'
@@ -22,116 +19,16 @@ import type { Loop, Parallel } from '@/stores/workflows/workflow/types'
 import {
   ensureWorkflowAccess,
   ensureWorkspaceAccess,
-  getAccessibleWorkflowsForUser,
   getDefaultWorkspaceId,
 } from '../access'
 import type {
   GetBlockOutputsParams,
   GetBlockUpstreamReferencesParams,
   GetDeployedWorkflowStateParams,
-  GetUserWorkflowParams,
   GetWorkflowDataParams,
-  GetWorkflowFromNameParams,
   ListFoldersParams,
-  ListUserWorkflowsParams,
 } from '../param-types'
 
-export async function executeGetUserWorkflow(
-  params: GetUserWorkflowParams,
-  context: ExecutionContext
-): Promise<ToolCallResult> {
-  try {
-    const workflowId = params.workflowId || context.workflowId
-    if (!workflowId) {
-      return { success: false, error: 'workflowId is required' }
-    }
-
-    const { workflow: workflowRecord, workspaceId } = await ensureWorkflowAccess(
-      workflowId,
-      context.userId
-    )
-
-    const normalized = await loadWorkflowFromNormalizedTables(workflowId)
-    const userWorkflow = formatNormalizedWorkflowForCopilot(normalized)
-    if (!userWorkflow) {
-      return { success: false, error: 'Workflow has no normalized data' }
-    }
-
-    return {
-      success: true,
-      output: {
-        workflowId,
-        workflowName: workflowRecord.name || '',
-        workspaceId,
-        userWorkflow,
-      },
-    }
-  } catch (error) {
-    return { success: false, error: error instanceof Error ? error.message : String(error) }
-  }
-}
-
-export async function executeGetWorkflowFromName(
-  params: GetWorkflowFromNameParams,
-  context: ExecutionContext
-): Promise<ToolCallResult> {
-  try {
-    const workflowName = typeof params.workflow_name === 'string' ? params.workflow_name.trim() : ''
-    if (!workflowName) {
-      return { success: false, error: 'workflow_name is required' }
-    }
-
-    const workflows = await getAccessibleWorkflowsForUser(context.userId)
-
-    const targetName = normalizeWorkflowName(workflowName)
-    const match = workflows.find((w) => normalizeWorkflowName(w.name) === targetName)
-    if (!match) {
-      return { success: false, error: `Workflow not found: ${workflowName}` }
-    }
-
-    const normalized = await loadWorkflowFromNormalizedTables(match.id)
-    const userWorkflow = formatNormalizedWorkflowForCopilot(normalized)
-    if (!userWorkflow) {
-      return { success: false, error: 'Workflow has no normalized data' }
-    }
-
-    return {
-      success: true,
-      output: {
-        workflowId: match.id,
-        workflowName: match.name || '',
-        workspaceId: match.workspaceId,
-        userWorkflow,
-      },
-    }
-  } catch (error) {
-    return { success: false, error: error instanceof Error ? error.message : String(error) }
-  }
-}
-
-export async function executeListUserWorkflows(
-  params: ListUserWorkflowsParams,
-  context: ExecutionContext
-): Promise<ToolCallResult> {
-  try {
-    const workspaceId = params?.workspaceId as string | undefined
-    const folderId = params?.folderId as string | undefined
-
-    const workflows = await getAccessibleWorkflowsForUser(context.userId, { workspaceId, folderId })
-
-    const workflowList = workflows.map((w) => ({
-      workflowId: w.id,
-      workflowName: w.name || '',
-      workspaceId: w.workspaceId,
-      folderId: w.folderId,
-    }))
-
-    return { success: true, output: { workflows: workflowList } }
-  } catch (error) {
-    return { success: false, error: error instanceof Error ? error.message : String(error) }
-  }
-}
-
 export async function executeListUserWorkspaces(
   context: ExecutionContext
 ): Promise<ToolCallResult> {

apps/sim/lib/copilot/tools/client/tool-display-registry.ts

@@ -1,6 +1,5 @@
 import type { LucideIcon } from 'lucide-react'
 import {
-  Blocks,
   BookOpen,
   Bug,
   Check,
@@ -9,7 +8,6 @@ import {
   ClipboardCheck,
   Compass,
   Database,
-  FileCode,
   FileText,
   FlaskConical,
   GitBranch,
@@ -19,9 +17,7 @@ import {
   Grid2x2Check,
   Grid2x2X,
   Info,
-  Key,
   KeyRound,
-  ListChecks,
   ListFilter,
   ListTodo,
   Loader2,
@@ -41,13 +37,11 @@ import {
   Sparkles,
   Tag,
   TerminalSquare,
-  WorkflowIcon,
   Wrench,
   X,
   XCircle,
   Zap,
 } from 'lucide-react'
-import { getLatestBlock } from '@/blocks/registry'
 import { getCustomTool } from '@/hooks/queries/custom-tools'
 import { useWorkflowRegistry } from '@/stores/workflows/registry/store'
 import { useWorkflowStore } from '@/stores/workflows/workflow/store'
@@ -629,86 +623,6 @@ const META_evaluate: ToolMetadata = {
   },
 }
 
-const META_get_block_config: ToolMetadata = {
-  displayNames: {
-    [ClientToolCallState.generating]: { text: 'Getting block config', icon: Loader2 },
-    [ClientToolCallState.pending]: { text: 'Getting block config', icon: Loader2 },
-    [ClientToolCallState.executing]: { text: 'Getting block config', icon: Loader2 },
-    [ClientToolCallState.success]: { text: 'Retrieved block config', icon: FileCode },
-    [ClientToolCallState.error]: { text: 'Failed to get block config', icon: XCircle },
-    [ClientToolCallState.aborted]: { text: 'Aborted getting block config', icon: XCircle },
-    [ClientToolCallState.rejected]: {
-      text: 'Skipped getting block config',
-      icon: MinusCircle,
-    },
-  },
-  getDynamicText: (params, state) => {
-    if (params?.blockType && typeof params.blockType === 'string') {
-      const blockConfig = getLatestBlock(params.blockType)
-      const blockName = (blockConfig?.name ?? params.blockType.replace(/_/g, ' ')).toLowerCase()
-      const opSuffix = params.operation ? ` (${params.operation})` : ''
-
-      switch (state) {
-        case ClientToolCallState.success:
-          return `Retrieved ${blockName}${opSuffix} config`
-        case ClientToolCallState.executing:
-        case ClientToolCallState.generating:
-        case ClientToolCallState.pending:
-          return `Retrieving ${blockName}${opSuffix} config`
-        case ClientToolCallState.error:
-          return `Failed to retrieve ${blockName}${opSuffix} config`
-        case ClientToolCallState.aborted:
-          return `Aborted retrieving ${blockName}${opSuffix} config`
-        case ClientToolCallState.rejected:
-          return `Skipped retrieving ${blockName}${opSuffix} config`
-      }
-    }
-    return undefined
-  },
-}
-
-const META_get_block_options: ToolMetadata = {
-  displayNames: {
-    [ClientToolCallState.generating]: { text: 'Getting block operations', icon: Loader2 },
-    [ClientToolCallState.pending]: { text: 'Getting block operations', icon: Loader2 },
-    [ClientToolCallState.executing]: { text: 'Getting block operations', icon: Loader2 },
-    [ClientToolCallState.success]: { text: 'Retrieved block operations', icon: ListFilter },
-    [ClientToolCallState.error]: { text: 'Failed to get block operations', icon: XCircle },
-    [ClientToolCallState.aborted]: { text: 'Aborted getting block operations', icon: XCircle },
-    [ClientToolCallState.rejected]: {
-      text: 'Skipped getting block operations',
-      icon: MinusCircle,
-    },
-  },
-  getDynamicText: (params, state) => {
-    const blockId =
-      (params as any)?.blockId ||
-      (params as any)?.blockType ||
-      (params as any)?.block_id ||
-      (params as any)?.block_type
-    if (typeof blockId === 'string') {
-      const blockConfig = getLatestBlock(blockId)
-      const blockName = (blockConfig?.name ?? blockId.replace(/_/g, ' ')).toLowerCase()
-
-      switch (state) {
-        case ClientToolCallState.success:
-          return `Retrieved ${blockName} operations`
-        case ClientToolCallState.executing:
-        case ClientToolCallState.generating:
-        case ClientToolCallState.pending:
-          return `Retrieving ${blockName} operations`
-        case ClientToolCallState.error:
-          return `Failed to retrieve ${blockName} operations`
-        case ClientToolCallState.aborted:
-          return `Aborted retrieving ${blockName} operations`
-        case ClientToolCallState.rejected:
-          return `Skipped retrieving ${blockName} operations`
-      }
-    }
-    return undefined
-  },
-}
-
 const META_get_block_outputs: ToolMetadata = {
   displayNames: {
     [ClientToolCallState.generating]: { text: 'Getting block outputs', icon: Loader2 },
@@ -767,19 +681,6 @@ const META_get_block_upstream_references: ToolMetadata = {
   },
 }
 
-const META_get_blocks_and_tools: ToolMetadata = {
-  displayNames: {
-    [ClientToolCallState.generating]: { text: 'Exploring available options', icon: Loader2 },
-    [ClientToolCallState.pending]: { text: 'Exploring available options', icon: Loader2 },
-    [ClientToolCallState.executing]: { text: 'Exploring available options', icon: Loader2 },
-    [ClientToolCallState.success]: { text: 'Explored available options', icon: Blocks },
-    [ClientToolCallState.error]: { text: 'Failed to explore options', icon: XCircle },
-    [ClientToolCallState.aborted]: { text: 'Aborted exploring options', icon: MinusCircle },
-    [ClientToolCallState.rejected]: { text: 'Skipped exploring options', icon: MinusCircle },
-  },
-  interrupt: undefined,
-}
-
 const META_get_blocks_metadata: ToolMetadata = {
   displayNames: {
     [ClientToolCallState.generating]: { text: 'Searching block choices', icon: Loader2 },
@@ -821,27 +722,6 @@ const META_get_blocks_metadata: ToolMetadata = {
   },
 }
 
-const META_get_credentials: ToolMetadata = {
-  displayNames: {
-    [ClientToolCallState.generating]: { text: 'Fetching connected integrations', icon: Loader2 },
-    [ClientToolCallState.pending]: { text: 'Fetching connected integrations', icon: Loader2 },
-    [ClientToolCallState.executing]: { text: 'Fetching connected integrations', icon: Loader2 },
-    [ClientToolCallState.success]: { text: 'Fetched connected integrations', icon: Key },
-    [ClientToolCallState.error]: {
-      text: 'Failed to fetch connected integrations',
-      icon: XCircle,
-    },
-    [ClientToolCallState.aborted]: {
-      text: 'Aborted fetching connected integrations',
-      icon: MinusCircle,
-    },
-    [ClientToolCallState.rejected]: {
-      text: 'Skipped fetching connected integrations',
-      icon: MinusCircle,
-    },
-  },
-}
-
 const META_get_examples_rag: ToolMetadata = {
   displayNames: {
     [ClientToolCallState.generating]: { text: 'Fetching examples', icon: Loader2 },
@@ -989,41 +869,6 @@ const META_get_trigger_examples: ToolMetadata = {
   interrupt: undefined,
 }
 
-const META_get_user_workflow: ToolMetadata = {
-  displayNames: {
-    [ClientToolCallState.generating]: { text: 'Reading your workflow', icon: Loader2 },
-    [ClientToolCallState.pending]: { text: 'Reading your workflow', icon: WorkflowIcon },
-    [ClientToolCallState.executing]: { text: 'Reading your workflow', icon: Loader2 },
-    [ClientToolCallState.aborted]: { text: 'Aborted reading your workflow', icon: XCircle },
-    [ClientToolCallState.success]: { text: 'Read your workflow', icon: WorkflowIcon },
-    [ClientToolCallState.error]: { text: 'Failed to read your workflow', icon: X },
-    [ClientToolCallState.rejected]: { text: 'Skipped reading your workflow', icon: XCircle },
-  },
-  getDynamicText: (params, state) => {
-    const workflowId = params?.workflowId || useWorkflowRegistry.getState().activeWorkflowId
-    if (workflowId) {
-      const workflowName = useWorkflowRegistry.getState().workflows[workflowId]?.name
-      if (workflowName) {
-        switch (state) {
-          case ClientToolCallState.success:
-            return `Read ${workflowName}`
-          case ClientToolCallState.executing:
-          case ClientToolCallState.generating:
-          case ClientToolCallState.pending:
-            return `Reading ${workflowName}`
-          case ClientToolCallState.error:
-            return `Failed to read ${workflowName}`
-          case ClientToolCallState.aborted:
-            return `Aborted reading ${workflowName}`
-          case ClientToolCallState.rejected:
-            return `Skipped reading ${workflowName}`
-        }
-      }
-    }
-    return undefined
-  },
-}
-
 const META_get_workflow_console: ToolMetadata = {
   displayNames: {
     [ClientToolCallState.generating]: { text: 'Fetching execution logs', icon: Loader2 },
@@ -1106,39 +951,6 @@ const META_get_workflow_data: ToolMetadata = {
   },
 }
 
-const META_get_workflow_from_name: ToolMetadata = {
-  displayNames: {
-    [ClientToolCallState.generating]: { text: 'Reading workflow', icon: Loader2 },
-    [ClientToolCallState.pending]: { text: 'Reading workflow', icon: FileText },
-    [ClientToolCallState.executing]: { text: 'Reading workflow', icon: Loader2 },
-    [ClientToolCallState.aborted]: { text: 'Aborted reading workflow', icon: XCircle },
-    [ClientToolCallState.success]: { text: 'Read workflow', icon: FileText },
-    [ClientToolCallState.error]: { text: 'Failed to read workflow', icon: X },
-    [ClientToolCallState.rejected]: { text: 'Skipped reading workflow', icon: XCircle },
-  },
-  getDynamicText: (params, state) => {
-    if (params?.workflow_name && typeof params.workflow_name === 'string') {
-      const workflowName = params.workflow_name
-
-      switch (state) {
-        case ClientToolCallState.success:
-          return `Read ${workflowName}`
-        case ClientToolCallState.executing:
-        case ClientToolCallState.generating:
-        case ClientToolCallState.pending:
-          return `Reading ${workflowName}`
-        case ClientToolCallState.error:
-          return `Failed to read ${workflowName}`
-        case ClientToolCallState.aborted:
-          return `Aborted reading ${workflowName}`
-        case ClientToolCallState.rejected:
-          return `Skipped reading ${workflowName}`
-      }
-    }
-    return undefined
-  },
-}
-
 const META_info: ToolMetadata = {
   displayNames: {
     [ClientToolCallState.generating]: { text: 'Getting info', icon: Loader2 },
@@ -1230,18 +1042,6 @@ const META_knowledge_base: ToolMetadata = {
   },
 }
 
-const META_list_user_workflows: ToolMetadata = {
-  displayNames: {
-    [ClientToolCallState.generating]: { text: 'Listing your workflows', icon: Loader2 },
-    [ClientToolCallState.pending]: { text: 'Listing your workflows', icon: ListChecks },
-    [ClientToolCallState.executing]: { text: 'Listing your workflows', icon: Loader2 },
-    [ClientToolCallState.aborted]: { text: 'Aborted listing workflows', icon: XCircle },
-    [ClientToolCallState.success]: { text: 'Listed your workflows', icon: ListChecks },
-    [ClientToolCallState.error]: { text: 'Failed to list workflows', icon: X },
-    [ClientToolCallState.rejected]: { text: 'Skipped listing workflows', icon: XCircle },
-  },
-}
-
 const META_list_workspace_mcp_servers: ToolMetadata = {
   displayNames: {
     [ClientToolCallState.generating]: {
@@ -2543,13 +2343,9 @@ const TOOL_METADATA_BY_ID: Record<string, ToolMetadata> = {
   edit: META_edit,
   edit_workflow: META_edit_workflow,
   evaluate: META_evaluate,
-  get_block_config: META_get_block_config,
-  get_block_options: META_get_block_options,
   get_block_outputs: META_get_block_outputs,
   get_block_upstream_references: META_get_block_upstream_references,
-  get_blocks_and_tools: META_get_blocks_and_tools,
   get_blocks_metadata: META_get_blocks_metadata,
-  get_credentials: META_get_credentials,
   generate_api_key: META_generate_api_key,
   get_examples_rag: META_get_examples_rag,
   get_operations_examples: META_get_operations_examples,
@@ -2557,14 +2353,11 @@ const TOOL_METADATA_BY_ID: Record<string, ToolMetadata> = {
   get_platform_actions: META_get_platform_actions,
   get_trigger_blocks: META_get_trigger_blocks,
   get_trigger_examples: META_get_trigger_examples,
-  get_user_workflow: META_get_user_workflow,
   get_workflow_console: META_get_workflow_console,
   get_workflow_data: META_get_workflow_data,
-  get_workflow_from_name: META_get_workflow_from_name,
   info: META_info,
   knowledge: META_knowledge,
   knowledge_base: META_knowledge_base,
-  list_user_workflows: META_list_user_workflows,
   list_workspace_mcp_servers: META_list_workspace_mcp_servers,
   make_api_request: META_make_api_request,
   manage_custom_tool: META_manage_custom_tool,

apps/sim/lib/copilot/tools/mcp/definitions.ts

@@ -27,25 +27,6 @@ export const DIRECT_TOOL_DEFS: DirectToolDef[] = [
       properties: {},
     },
   },
-  {
-    name: 'list_workflows',
-    toolId: 'list_user_workflows',
-    description:
-      'List all workflows the user has access to. Returns workflow IDs, names, workspace, and folder info. Use workspaceId/folderId to scope results.',
-    inputSchema: {
-      type: 'object',
-      properties: {
-        workspaceId: {
-          type: 'string',
-          description: 'Optional workspace ID to filter workflows.',
-        },
-        folderId: {
-          type: 'string',
-          description: 'Optional folder ID to filter workflows.',
-        },
-      },
-    },
-  },
   {
     name: 'list_folders',
     toolId: 'list_folders',
@@ -62,22 +43,6 @@ export const DIRECT_TOOL_DEFS: DirectToolDef[] = [
       required: ['workspaceId'],
     },
   },
-  {
-    name: 'get_workflow',
-    toolId: 'get_user_workflow',
-    description:
-      'Get a workflow by ID. Returns the full workflow definition including all blocks, connections, and configuration.',
-    inputSchema: {
-      type: 'object',
-      properties: {
-        workflowId: {
-          type: 'string',
-          description: 'Workflow ID to retrieve.',
-        },
-      },
-      required: ['workflowId'],
-    },
-  },
   {
     name: 'create_workflow',
     toolId: 'create_workflow',

apps/sim/lib/copilot/tools/server/blocks/get-block-config.ts

@@ -1,493 +0,0 @@
-import { createLogger } from '@sim/logger'
-import type { BaseServerTool } from '@/lib/copilot/tools/server/base-tool'
-import {
-  GetBlockConfigInput,
-  type GetBlockConfigInputType,
-  GetBlockConfigResult,
-  type GetBlockConfigResultType,
-} from '@/lib/copilot/tools/shared/schemas'
-import { registry as blockRegistry, getLatestBlock } from '@/blocks/registry'
-import { isHiddenFromDisplay, type SubBlockConfig } from '@/blocks/types'
-import { getUserPermissionConfig } from '@/ee/access-control/utils/permission-check'
-import { PROVIDER_DEFINITIONS } from '@/providers/models'
-import { tools as toolsRegistry } from '@/tools/registry'
-import { getTrigger, isTriggerValid } from '@/triggers'
-
-interface InputFieldSchema {
-  type: string
-  description?: string
-  placeholder?: string
-  required?: boolean
-  options?: string[]
-  default?: any
-  min?: number
-  max?: number
-}
-
-/**
- * Gets all available models from PROVIDER_DEFINITIONS as static options.
- * This provides fallback data when store state is not available server-side.
- */
-function getStaticModelOptions(): string[] {
-  const models: string[] = []
-
-  for (const provider of Object.values(PROVIDER_DEFINITIONS)) {
-    // Skip providers with dynamic/fetched models
-    if (provider.id === 'ollama' || provider.id === 'vllm' || provider.id === 'openrouter') {
-      continue
-    }
-    if (provider?.models) {
-      for (const model of provider.models) {
-        models.push(model.id)
-      }
-    }
-  }
-
-  return models
-}
-
-/**
- * Attempts to call a dynamic options function with fallback data injected.
- */
-function callOptionsWithFallback(optionsFn: () => any[]): any[] | undefined {
-  const staticModels = getStaticModelOptions()
-
-  const mockProvidersState = {
-    providers: {
-      base: { models: staticModels },
-      ollama: { models: [] },
-      vllm: { models: [] },
-      openrouter: { models: [] },
-    },
-  }
-
-  let originalGetState: (() => any) | undefined
-  let store: any
-
-  try {
-    // eslint-disable-next-line @typescript-eslint/no-require-imports
-    store = require('@/stores/providers')
-    if (store?.useProvidersStore?.getState) {
-      originalGetState = store.useProvidersStore.getState
-      store.useProvidersStore.getState = () => mockProvidersState
-    }
-  } catch {
-    // Store module not available
-  }
-
-  try {
-    return optionsFn()
-  } finally {
-    if (store?.useProvidersStore && originalGetState) {
-      store.useProvidersStore.getState = originalGetState
-    }
-  }
-}
-
-/**
- * Resolves options from a subBlock, handling both static arrays and dynamic functions
- */
-function resolveSubBlockOptions(sb: SubBlockConfig): string[] | undefined {
-  // Skip if subblock uses fetchOptions (async network calls)
-  if (sb.fetchOptions) {
-    return undefined
-  }
-
-  let rawOptions: any[] | undefined
-
-  try {
-    if (typeof sb.options === 'function') {
-      rawOptions = callOptionsWithFallback(sb.options)
-    } else {
-      rawOptions = sb.options
-    }
-  } catch {
-    return undefined
-  }
-
-  if (!Array.isArray(rawOptions) || rawOptions.length === 0) {
-    return undefined
-  }
-
-  // Return the actual option ID/value that edit_workflow expects, not the display label
-  return rawOptions
-    .map((opt: any) => {
-      if (!opt) return undefined
-      if (typeof opt === 'object') {
-        return opt.id || opt.label // Prefer id (actual value) over label (display name)
-      }
-      return String(opt)
-    })
-    .filter((o): o is string => o !== undefined)
-}
-
-interface OutputFieldSchema {
-  type: string
-  description?: string
-  properties?: Record<string, OutputFieldSchema>
-  items?: { type: string }
-}
-
-/**
- * Resolves the condition to check if it matches the given operation
- */
-function matchesOperation(condition: any, operation: string): boolean {
-  if (!condition) return false
-
-  const cond = typeof condition === 'function' ? condition() : condition
-  if (!cond) return false
-
-  if (cond.field === 'operation' && !cond.not) {
-    const values = Array.isArray(cond.value) ? cond.value : [cond.value]
-    return values.includes(operation)
-  }
-
-  return false
-}
-
-/**
- * Extracts input schema from subBlocks
- */
-function extractInputsFromSubBlocks(
-  subBlocks: SubBlockConfig[],
-  operation?: string,
-  triggerMode?: boolean
-): Record<string, InputFieldSchema> {
-  const inputs: Record<string, InputFieldSchema> = {}
-
-  for (const sb of subBlocks) {
-    // Handle trigger vs non-trigger mode filtering
-    if (triggerMode) {
-      // In trigger mode, only include subBlocks with mode: 'trigger'
-      if (sb.mode !== 'trigger') continue
-    } else {
-      // In non-trigger mode, skip trigger-mode subBlocks
-      if (sb.mode === 'trigger') continue
-    }
-
-    // Skip hidden subBlocks
-    if (sb.hidden) continue
-
-    // If operation is specified, only include subBlocks that:
-    // 1. Have no condition (common parameters)
-    // 2. Have a condition matching the operation
-    if (operation) {
-      const condition = typeof sb.condition === 'function' ? sb.condition() : sb.condition
-      if (condition) {
-        if (condition.field === 'operation' && !condition.not) {
-          // This is an operation-specific field
-          const values = Array.isArray(condition.value) ? condition.value : [condition.value]
-          if (!values.includes(operation)) {
-            continue // Skip if doesn't match our operation
-          }
-        } else if (!matchesOperation(condition, operation)) {
-          // Other condition that doesn't match
-          continue
-        }
-      }
-    }
-
-    const field: InputFieldSchema = {
-      type: mapSubBlockTypeToSchemaType(sb.type),
-    }
-
-    if (sb.description) field.description = sb.description
-    if (sb.title && !sb.description) field.description = sb.title
-    if (sb.placeholder) field.placeholder = sb.placeholder
-
-    // Handle required
-    if (typeof sb.required === 'boolean') {
-      field.required = sb.required
-    } else if (typeof sb.required === 'object') {
-      field.required = true // Has conditional requirement
-    }
-
-    // Handle options using the resolver that handles dynamic model lists
-    const resolvedOptions = resolveSubBlockOptions(sb)
-    if (resolvedOptions && resolvedOptions.length > 0) {
-      field.options = resolvedOptions
-    }
-
-    // Handle default value
-    if (sb.defaultValue !== undefined) {
-      field.default = sb.defaultValue
-    }
-
-    // Handle numeric constraints
-    if (sb.min !== undefined) field.min = sb.min
-    if (sb.max !== undefined) field.max = sb.max
-
-    inputs[sb.id] = field
-  }
-
-  return inputs
-}
-
-/**
- * Maps subBlock type to a simplified schema type
- */
-function mapSubBlockTypeToSchemaType(type: string): string {
-  const typeMap: Record<string, string> = {
-    'short-input': 'string',
-    'long-input': 'string',
-    code: 'string',
-    dropdown: 'string',
-    combobox: 'string',
-    slider: 'number',
-    switch: 'boolean',
-    'tool-input': 'json',
-    'checkbox-list': 'array',
-    'grouped-checkbox-list': 'array',
-    'condition-input': 'json',
-    'eval-input': 'json',
-    'time-input': 'string',
-    'oauth-input': 'credential',
-    'file-selector': 'string',
-    'project-selector': 'string',
-    'channel-selector': 'string',
-    'user-selector': 'string',
-    'folder-selector': 'string',
-    'knowledge-base-selector': 'string',
-    'document-selector': 'string',
-    'mcp-server-selector': 'string',
-    'mcp-tool-selector': 'string',
-    table: 'json',
-    'file-upload': 'file',
-    'messages-input': 'array',
-  }
-
-  return typeMap[type] || 'string'
-}
-
-/**
- * Extracts a single output field schema, including nested properties
- */
-function extractOutputField(def: any): OutputFieldSchema {
-  if (typeof def === 'string') {
-    return { type: def }
-  }
-
-  if (typeof def !== 'object' || def === null) {
-    return { type: 'any' }
-  }
-
-  const field: OutputFieldSchema = {
-    type: def.type || 'any',
-  }
-
-  if (def.description) {
-    field.description = def.description
-  }
-
-  // Include nested properties if present
-  if (def.properties && typeof def.properties === 'object') {
-    field.properties = {}
-    for (const [propKey, propDef] of Object.entries(def.properties)) {
-      field.properties[propKey] = extractOutputField(propDef)
-    }
-  }
-
-  // Include items schema for arrays
-  if (def.items && typeof def.items === 'object') {
-    field.items = { type: def.items.type || 'any' }
-  }
-
-  return field
-}
-
-/**
- * Extracts trigger outputs from the first available trigger
- */
-function extractTriggerOutputs(blockConfig: any): Record<string, OutputFieldSchema> {
-  const outputs: Record<string, OutputFieldSchema> = {}
-
-  if (!blockConfig.triggers?.enabled || !blockConfig.triggers?.available?.length) {
-    return outputs
-  }
-
-  // Get the first available trigger's outputs as a baseline
-  const triggerId = blockConfig.triggers.available[0]
-  if (triggerId && isTriggerValid(triggerId)) {
-    const trigger = getTrigger(triggerId)
-    if (trigger.outputs) {
-      for (const [key, def] of Object.entries(trigger.outputs)) {
-        if (isHiddenFromDisplay(def)) continue
-        outputs[key] = extractOutputField(def)
-      }
-    }
-  }
-
-  return outputs
-}
-
-/**
- * Extracts output schema from block config or tool
- */
-function extractOutputs(
-  blockConfig: any,
-  operation?: string,
-  triggerMode?: boolean
-): Record<string, OutputFieldSchema> {
-  const outputs: Record<string, OutputFieldSchema> = {}
-
-  // In trigger mode, return trigger outputs
-  if (triggerMode && blockConfig.triggers?.enabled) {
-    return extractTriggerOutputs(blockConfig)
-  }
-
-  // If operation is specified, try to get outputs from the specific tool
-  if (operation) {
-    try {
-      const toolSelector = blockConfig.tools?.config?.tool
-      if (typeof toolSelector === 'function') {
-        const toolId = toolSelector({ operation })
-        const tool = toolsRegistry[toolId]
-        if (tool?.outputs) {
-          for (const [key, def] of Object.entries(tool.outputs)) {
-            if (isHiddenFromDisplay(def)) continue
-            outputs[key] = extractOutputField(def)
-          }
-          return outputs
-        }
-      }
-    } catch {
-      // Fall through to block-level outputs
-    }
-  }
-
-  // Use block-level outputs
-  if (blockConfig.outputs) {
-    for (const [key, def] of Object.entries(blockConfig.outputs)) {
-      if (isHiddenFromDisplay(def)) continue
-      outputs[key] = extractOutputField(def)
-    }
-  }
-
-  return outputs
-}
-
-export const getBlockConfigServerTool: BaseServerTool<
-  GetBlockConfigInputType,
-  GetBlockConfigResultType
-> = {
-  name: 'get_block_config',
-  inputSchema: GetBlockConfigInput,
-  outputSchema: GetBlockConfigResult,
-  async execute(
-    { blockType, operation, trigger }: GetBlockConfigInputType,
-    context?: { userId: string }
-  ): Promise<GetBlockConfigResultType> {
-    const logger = createLogger('GetBlockConfigServerTool')
-    logger.debug('Executing get_block_config', { blockType, operation, trigger })
-
-    if (blockType === 'loop') {
-      const result = {
-        blockType,
-        blockName: 'Loop',
-        operation,
-        trigger,
-        inputs: {
-          loopType: {
-            type: 'string',
-            description: 'Loop type',
-            options: ['for', 'forEach', 'while', 'doWhile'],
-            default: 'for',
-          },
-          iterations: {
-            type: 'number',
-            description: 'Number of iterations (for loop type "for")',
-          },
-          collection: {
-            type: 'string',
-            description: 'Collection to iterate (for loop type "forEach")',
-          },
-          condition: {
-            type: 'string',
-            description: 'Loop condition (for loop types "while" and "doWhile")',
-          },
-        },
-        outputs: {},
-      }
-      return GetBlockConfigResult.parse(result)
-    }
-
-    if (blockType === 'parallel') {
-      const result = {
-        blockType,
-        blockName: 'Parallel',
-        operation,
-        trigger,
-        inputs: {
-          parallelType: {
-            type: 'string',
-            description: 'Parallel type',
-            options: ['count', 'collection'],
-            default: 'count',
-          },
-          count: {
-            type: 'number',
-            description: 'Number of parallel branches (for parallel type "count")',
-          },
-          collection: {
-            type: 'string',
-            description: 'Collection to branch over (for parallel type "collection")',
-          },
-        },
-        outputs: {},
-      }
-      return GetBlockConfigResult.parse(result)
-    }
-
-    const permissionConfig = context?.userId ? await getUserPermissionConfig(context.userId) : null
-    const allowedIntegrations = permissionConfig?.allowedIntegrations
-
-    if (allowedIntegrations != null && !allowedIntegrations.includes(blockType)) {
-      throw new Error(`Block "${blockType}" is not available`)
-    }
-
-    const blockConfig = blockRegistry[blockType]
-    if (!blockConfig) {
-      throw new Error(`Block not found: ${blockType}`)
-    }
-
-    // Validate trigger mode is supported for this block
-    if (trigger && !blockConfig.triggers?.enabled && !blockConfig.triggerAllowed) {
-      throw new Error(
-        `Block "${blockType}" does not support trigger mode. Only blocks with triggers.enabled or triggerAllowed can be used in trigger mode.`
-      )
-    }
-
-    // If operation is specified, validate it exists
-    if (operation) {
-      const operationSubBlock = blockConfig.subBlocks?.find((sb) => sb.id === 'operation')
-      if (operationSubBlock && Array.isArray(operationSubBlock.options)) {
-        const validOperations = operationSubBlock.options.map((o) =>
-          typeof o === 'object' ? o.id : o
-        )
-        if (!validOperations.includes(operation)) {
-          throw new Error(
-            `Invalid operation "${operation}" for block "${blockType}". Valid operations: ${validOperations.join(', ')}`
-          )
-        }
-      }
-    }
-
-    const subBlocks = Array.isArray(blockConfig.subBlocks) ? blockConfig.subBlocks : []
-    const inputs = extractInputsFromSubBlocks(subBlocks, operation, trigger)
-    const outputs = extractOutputs(blockConfig, operation, trigger)
-
-    const latestBlock = getLatestBlock(blockType)
-    const displayName = latestBlock?.name ?? blockConfig.name
-
-    const result = {
-      blockType,
-      blockName: displayName,
-      operation,
-      trigger,
-      inputs,
-      outputs,
-    }
-
-    return GetBlockConfigResult.parse(result)
-  },
-}

apps/sim/lib/copilot/tools/server/blocks/get-block-options.ts

@@ -1,130 +0,0 @@
-import { createLogger } from '@sim/logger'
-import type { BaseServerTool } from '@/lib/copilot/tools/server/base-tool'
-import {
-  GetBlockOptionsInput,
-  type GetBlockOptionsInputType,
-  GetBlockOptionsResult,
-  type GetBlockOptionsResultType,
-} from '@/lib/copilot/tools/shared/schemas'
-import { registry as blockRegistry, getLatestBlock } from '@/blocks/registry'
-import { getUserPermissionConfig } from '@/ee/access-control/utils/permission-check'
-import { tools as toolsRegistry } from '@/tools/registry'
-
-export const getBlockOptionsServerTool: BaseServerTool<
-  GetBlockOptionsInputType,
-  GetBlockOptionsResultType
-> = {
-  name: 'get_block_options',
-  inputSchema: GetBlockOptionsInput,
-  outputSchema: GetBlockOptionsResult,
-  async execute(
-    { blockId }: GetBlockOptionsInputType,
-    context?: { userId: string }
-  ): Promise<GetBlockOptionsResultType> {
-    const logger = createLogger('GetBlockOptionsServerTool')
-    logger.debug('Executing get_block_options', { blockId })
-
-    if (blockId === 'loop') {
-      const result = {
-        blockId,
-        blockName: 'Loop',
-        operations: [
-          { id: 'for', name: 'For', description: 'Run a fixed number of iterations.' },
-          { id: 'forEach', name: 'For each', description: 'Iterate over a collection.' },
-          { id: 'while', name: 'While', description: 'Repeat while a condition is true.' },
-          {
-            id: 'doWhile',
-            name: 'Do while',
-            description: 'Run once, then repeat while a condition is true.',
-          },
-        ],
-      }
-      return GetBlockOptionsResult.parse(result)
-    }
-
-    if (blockId === 'parallel') {
-      const result = {
-        blockId,
-        blockName: 'Parallel',
-        operations: [
-          { id: 'count', name: 'Count', description: 'Run a fixed number of parallel branches.' },
-          {
-            id: 'collection',
-            name: 'Collection',
-            description: 'Run one branch per collection item.',
-          },
-        ],
-      }
-      return GetBlockOptionsResult.parse(result)
-    }
-
-    const permissionConfig = context?.userId ? await getUserPermissionConfig(context.userId) : null
-    const allowedIntegrations = permissionConfig?.allowedIntegrations
-
-    if (allowedIntegrations != null && !allowedIntegrations.includes(blockId)) {
-      throw new Error(`Block "${blockId}" is not available`)
-    }
-
-    const blockConfig = blockRegistry[blockId]
-    if (!blockConfig) {
-      throw new Error(`Block not found: ${blockId}`)
-    }
-
-    const operations: { id: string; name: string; description?: string }[] = []
-
-    // Check if block has an operation dropdown to determine available operations
-    const operationSubBlock = blockConfig.subBlocks?.find((sb) => sb.id === 'operation')
-    if (operationSubBlock && Array.isArray(operationSubBlock.options)) {
-      // Block has operations - get tool info for each operation
-      for (const option of operationSubBlock.options) {
-        const opId = typeof option === 'object' ? option.id : option
-        const opLabel = typeof option === 'object' ? option.label : option
-
-        // Try to resolve the tool for this operation
-        let toolDescription: string | undefined
-        try {
-          const toolSelector = blockConfig.tools?.config?.tool
-          if (typeof toolSelector === 'function') {
-            const toolId = toolSelector({ operation: opId })
-            const tool = toolsRegistry[toolId]
-            if (tool) {
-              toolDescription = tool.description
-            }
-          }
-        } catch {
-          // Tool resolution failed, continue without description
-        }
-
-        operations.push({
-          id: opId,
-          name: opLabel || opId,
-          description: toolDescription,
-        })
-      }
-    } else {
-      // No operation dropdown - list all accessible tools
-      const accessibleTools = blockConfig.tools?.access || []
-      for (const toolId of accessibleTools) {
-        const tool = toolsRegistry[toolId]
-        if (tool) {
-          operations.push({
-            id: toolId,
-            name: tool.name || toolId,
-            description: tool.description,
-          })
-        }
-      }
-    }
-
-    const latestBlock = getLatestBlock(blockId)
-    const displayName = latestBlock?.name ?? blockConfig.name
-
-    const result = {
-      blockId,
-      blockName: displayName,
-      operations,
-    }
-
-    return GetBlockOptionsResult.parse(result)
-  },
-}

apps/sim/lib/copilot/tools/server/blocks/get-blocks-and-tools.ts

@@ -1,68 +0,0 @@
-import { createLogger } from '@sim/logger'
-import type { BaseServerTool } from '@/lib/copilot/tools/server/base-tool'
-import { GetBlocksAndToolsInput, GetBlocksAndToolsResult } from '@/lib/copilot/tools/shared/schemas'
-import { registry as blockRegistry } from '@/blocks/registry'
-import type { BlockConfig } from '@/blocks/types'
-import { getUserPermissionConfig } from '@/ee/access-control/utils/permission-check'
-
-export const getBlocksAndToolsServerTool: BaseServerTool<
-  ReturnType<typeof GetBlocksAndToolsInput.parse>,
-  ReturnType<typeof GetBlocksAndToolsResult.parse>
-> = {
-  name: 'get_blocks_and_tools',
-  inputSchema: GetBlocksAndToolsInput,
-  outputSchema: GetBlocksAndToolsResult,
-  async execute(_args: unknown, context?: { userId: string }) {
-    const logger = createLogger('GetBlocksAndToolsServerTool')
-    logger.debug('Executing get_blocks_and_tools')
-
-    const permissionConfig = context?.userId ? await getUserPermissionConfig(context.userId) : null
-    const allowedIntegrations = permissionConfig?.allowedIntegrations
-
-    type BlockListItem = {
-      type: string
-      name: string
-      description?: string
-      triggerAllowed?: boolean
-    }
-    const blocks: BlockListItem[] = []
-
-    Object.entries(blockRegistry)
-      .filter(([blockType, blockConfig]: [string, BlockConfig]) => {
-        if (blockConfig.hideFromToolbar) return false
-        if (allowedIntegrations != null && !allowedIntegrations.includes(blockType)) return false
-        return true
-      })
-      .forEach(([blockType, blockConfig]: [string, BlockConfig]) => {
-        blocks.push({
-          type: blockType,
-          name: blockConfig.name,
-          description: blockConfig.longDescription,
-          triggerAllowed: 'triggerAllowed' in blockConfig ? !!blockConfig.triggerAllowed : false,
-        })
-      })
-
-    const specialBlocks: Record<string, { name: string; description: string }> = {
-      loop: {
-        name: 'Loop',
-        description:
-          'Control flow block for iterating over collections or repeating actions in a loop',
-      },
-      parallel: {
-        name: 'Parallel',
-        description: 'Control flow block for executing multiple branches simultaneously',
-      },
-    }
-    Object.entries(specialBlocks).forEach(([blockType, info]) => {
-      if (!blocks.some((b) => b.type === blockType)) {
-        blocks.push({
-          type: blockType,
-          name: info.name,
-          description: info.description,
-        })
-      }
-    })
-
-    return GetBlocksAndToolsResult.parse({ blocks })
-  },
-}

apps/sim/lib/copilot/tools/server/router.ts

@@ -1,8 +1,5 @@
 import { createLogger } from '@sim/logger'
 import type { BaseServerTool, ServerToolContext } from '@/lib/copilot/tools/server/base-tool'
-import { getBlockConfigServerTool } from '@/lib/copilot/tools/server/blocks/get-block-config'
-import { getBlockOptionsServerTool } from '@/lib/copilot/tools/server/blocks/get-block-options'
-import { getBlocksAndToolsServerTool } from '@/lib/copilot/tools/server/blocks/get-blocks-and-tools'
 import { getBlocksMetadataServerTool } from '@/lib/copilot/tools/server/blocks/get-blocks-metadata-tool'
 import { getTriggerBlocksServerTool } from '@/lib/copilot/tools/server/blocks/get-trigger-blocks'
 import { searchDocumentationServerTool } from '@/lib/copilot/tools/server/docs/search-documentation'
@@ -22,10 +19,7 @@ const logger = createLogger('ServerToolRouter')
 
 /** Registry of all server tools. Tools self-declare their validation schemas. */
 const serverToolRegistry: Record<string, BaseServerTool> = {
-  [getBlocksAndToolsServerTool.name]: getBlocksAndToolsServerTool,
   [getBlocksMetadataServerTool.name]: getBlocksMetadataServerTool,
-  [getBlockOptionsServerTool.name]: getBlockOptionsServerTool,
-  [getBlockConfigServerTool.name]: getBlockConfigServerTool,
   [getTriggerBlocksServerTool.name]: getTriggerBlocksServerTool,
   [editWorkflowServerTool.name]: editWorkflowServerTool,
   [getWorkflowConsoleServerTool.name]: getWorkflowConsoleServerTool,

apps/sim/lib/copilot/tools/shared/schemas.ts

@@ -7,22 +7,6 @@ export const ExecuteResponseSuccessSchema = z.object({
 })
 export type ExecuteResponseSuccess = z.infer<typeof ExecuteResponseSuccessSchema>
 
-// get_blocks_and_tools
-export const GetBlocksAndToolsInput = z.object({})
-export const GetBlocksAndToolsResult = z.object({
-  blocks: z.array(
-    z
-      .object({
-        type: z.string(),
-        name: z.string(),
-        triggerAllowed: z.boolean().optional(),
-        longDescription: z.string().optional(),
-      })
-      .passthrough()
-  ),
-})
-export type GetBlocksAndToolsResultType = z.infer<typeof GetBlocksAndToolsResult>
-
 // get_blocks_metadata
 export const GetBlocksMetadataInput = z.object({ blockIds: z.array(z.string()).min(1) })
 export const GetBlocksMetadataResult = z.object({ metadata: z.record(z.any()) })
@@ -35,41 +19,6 @@ export const GetTriggerBlocksResult = z.object({
 })
 export type GetTriggerBlocksResultType = z.infer<typeof GetTriggerBlocksResult>
 
-// get_block_options
-export const GetBlockOptionsInput = z.object({
-  blockId: z.string(),
-})
-export const GetBlockOptionsResult = z.object({
-  blockId: z.string(),
-  blockName: z.string(),
-  operations: z.array(
-    z.object({
-      id: z.string(),
-      name: z.string(),
-      description: z.string().optional(),
-    })
-  ),
-})
-export type GetBlockOptionsInputType = z.infer<typeof GetBlockOptionsInput>
-export type GetBlockOptionsResultType = z.infer<typeof GetBlockOptionsResult>
-
-// get_block_config
-export const GetBlockConfigInput = z.object({
-  blockType: z.string(),
-  operation: z.string().optional(),
-  trigger: z.boolean().optional(),
-})
-export const GetBlockConfigResult = z.object({
-  blockType: z.string(),
-  blockName: z.string(),
-  operation: z.string().optional(),
-  trigger: z.boolean().optional(),
-  inputs: z.record(z.any()),
-  outputs: z.record(z.any()),
-})
-export type GetBlockConfigInputType = z.infer<typeof GetBlockConfigInput>
-export type GetBlockConfigResultType = z.infer<typeof GetBlockConfigResult>
-
 // knowledge_base - shared schema used by client tool, server tool, and registry
 export const KnowledgeBaseArgsSchema = z.object({
   operation: z.enum([

apps/sim/lib/copilot/vfs/index.ts

@@ -0,0 +1,17 @@
+export { WorkspaceVFS, getOrMaterializeVFS } from '@/lib/copilot/vfs/workspace-vfs'
+export type {
+  GrepMatch,
+  GrepOptions,
+  GrepOutputMode,
+  GrepCountEntry,
+  ReadResult,
+  DirEntry,
+} from '@/lib/copilot/vfs/operations'
+export {
+  serializeBlockSchema,
+  serializeDocuments,
+  serializeIntegrationSchema,
+  serializeKBMeta,
+  serializeRecentExecutions,
+  serializeWorkflowMeta,
+} from '@/lib/copilot/vfs/serializers'

apps/sim/lib/copilot/vfs/operations.ts

@@ -0,0 +1,237 @@
+export interface GrepMatch {
+  path: string
+  line: number
+  content: string
+}
+
+export type GrepOutputMode = 'content' | 'files_with_matches' | 'count'
+
+export interface GrepOptions {
+  maxResults?: number
+  outputMode?: GrepOutputMode
+  ignoreCase?: boolean
+  lineNumbers?: boolean
+  context?: number
+}
+
+export interface GrepCountEntry {
+  path: string
+  count: number
+}
+
+export interface ReadResult {
+  content: string
+  totalLines: number
+}
+
+export interface DirEntry {
+  name: string
+  type: 'file' | 'dir'
+}
+
+/**
+ * Regex search over VFS file contents.
+ * Supports multiple output modes: content (default), files_with_matches, count.
+ */
+export function grep(
+  files: Map<string, string>,
+  pattern: string,
+  path?: string,
+  opts?: GrepOptions
+): GrepMatch[] | string[] | GrepCountEntry[] {
+  const maxResults = opts?.maxResults ?? 100
+  const outputMode = opts?.outputMode ?? 'content'
+  const ignoreCase = opts?.ignoreCase ?? false
+  const showLineNumbers = opts?.lineNumbers ?? true
+  const contextLines = opts?.context ?? 0
+
+  const flags = ignoreCase ? 'gi' : 'g'
+  let regex: RegExp
+  try {
+    regex = new RegExp(pattern, flags)
+  } catch {
+    return []
+  }
+
+  if (outputMode === 'files_with_matches') {
+    const matchingFiles: string[] = []
+    for (const [filePath, content] of files) {
+      if (path && !filePath.startsWith(path)) continue
+      regex.lastIndex = 0
+      if (regex.test(content)) {
+        matchingFiles.push(filePath)
+        if (matchingFiles.length >= maxResults) break
+      }
+    }
+    return matchingFiles
+  }
+
+  if (outputMode === 'count') {
+    const counts: GrepCountEntry[] = []
+    for (const [filePath, content] of files) {
+      if (path && !filePath.startsWith(path)) continue
+      const lines = content.split('\n')
+      let count = 0
+      for (const line of lines) {
+        regex.lastIndex = 0
+        if (regex.test(line)) count++
+      }
+      if (count > 0) {
+        counts.push({ path: filePath, count })
+        if (counts.length >= maxResults) break
+      }
+    }
+    return counts
+  }
+
+  // Default: 'content' mode
+  const matches: GrepMatch[] = []
+  for (const [filePath, content] of files) {
+    if (path && !filePath.startsWith(path)) continue
+
+    const lines = content.split('\n')
+    for (let i = 0; i < lines.length; i++) {
+      regex.lastIndex = 0
+      if (regex.test(lines[i])) {
+        if (contextLines > 0) {
+          const start = Math.max(0, i - contextLines)
+          const end = Math.min(lines.length - 1, i + contextLines)
+          for (let j = start; j <= end; j++) {
+            matches.push({
+              path: filePath,
+              line: showLineNumbers ? j + 1 : 0,
+              content: lines[j],
+            })
+          }
+        } else {
+          matches.push({
+            path: filePath,
+            line: showLineNumbers ? i + 1 : 0,
+            content: lines[i],
+          })
+        }
+        if (matches.length >= maxResults) return matches
+      }
+    }
+  }
+
+  return matches
+}
+
+/**
+ * Convert a glob pattern to a RegExp.
+ * Supports *, **, and ? wildcards.
+ */
+function globToRegExp(pattern: string): RegExp {
+  let regexStr = '^'
+  let i = 0
+  while (i < pattern.length) {
+    const ch = pattern[i]
+    if (ch === '*') {
+      if (pattern[i + 1] === '*') {
+        // ** matches any number of path segments
+        if (pattern[i + 2] === '/') {
+          regexStr += '(?:.+/)?'
+          i += 3
+        } else {
+          regexStr += '.*'
+          i += 2
+        }
+      } else {
+        // * matches anything except /
+        regexStr += '[^/]*'
+        i++
+      }
+    } else if (ch === '?') {
+      regexStr += '[^/]'
+      i++
+    } else if ('.+^${}()|[]\\'.includes(ch)) {
+      regexStr += '\\' + ch
+      i++
+    } else {
+      regexStr += ch
+      i++
+    }
+  }
+  regexStr += '$'
+  return new RegExp(regexStr)
+}
+
+/**
+ * Glob pattern matching against VFS file paths.
+ * Returns matching file paths.
+ */
+export function glob(files: Map<string, string>, pattern: string): string[] {
+  const regex = globToRegExp(pattern)
+  const result: string[] = []
+  for (const filePath of files.keys()) {
+    if (regex.test(filePath)) {
+      result.push(filePath)
+    }
+  }
+  return result.sort()
+}
+
+/**
+ * Read a VFS file's content, optionally with offset and limit.
+ * Returns null if the file does not exist.
+ */
+export function read(
+  files: Map<string, string>,
+  path: string,
+  offset?: number,
+  limit?: number
+): ReadResult | null {
+  const content = files.get(path)
+  if (content === undefined) return null
+
+  const lines = content.split('\n')
+  const totalLines = lines.length
+
+  if (offset !== undefined || limit !== undefined) {
+    const start = offset ?? 0
+    const end = limit !== undefined ? start + limit : lines.length
+    return {
+      content: lines.slice(start, end).join('\n'),
+      totalLines,
+    }
+  }
+
+  return { content, totalLines }
+}
+
+/**
+ * List entries in a VFS directory path.
+ * Returns files and subdirectories at the given path level.
+ */
+export function list(files: Map<string, string>, path: string): DirEntry[] {
+  const normalizedPath = path.endsWith('/') ? path : path + '/'
+  const seen = new Set<string>()
+  const entries: DirEntry[] = []
+
+  for (const filePath of files.keys()) {
+    if (!filePath.startsWith(normalizedPath)) continue
+
+    const remainder = filePath.slice(normalizedPath.length)
+    if (!remainder) continue
+
+    const slashIndex = remainder.indexOf('/')
+    if (slashIndex === -1) {
+      if (!seen.has(remainder)) {
+        seen.add(remainder)
+        entries.push({ name: remainder, type: 'file' })
+      }
+    } else {
+      const dirName = remainder.slice(0, slashIndex)
+      if (!seen.has(dirName)) {
+        seen.add(dirName)
+        entries.push({ name: dirName, type: 'dir' })
+      }
+    }
+  }
+
+  return entries.sort((a, b) => {
+    if (a.type !== b.type) return a.type === 'dir' ? -1 : 1
+    return a.name.localeCompare(b.name)
+  })
+}

apps/sim/lib/copilot/vfs/serializers.ts

@@ -0,0 +1,282 @@
+import type { BlockConfig, SubBlockConfig } from '@/blocks/types'
+import type { ToolConfig } from '@/tools/types'
+
+/**
+ * Serialize workflow metadata for VFS meta.json
+ */
+export function serializeWorkflowMeta(wf: {
+  id: string
+  name: string
+  description?: string | null
+  isDeployed: boolean
+  deployedAt?: Date | null
+  runCount: number
+  lastRunAt?: Date | null
+  createdAt: Date
+  updatedAt: Date
+}): string {
+  return JSON.stringify(
+    {
+      id: wf.id,
+      name: wf.name,
+      description: wf.description || undefined,
+      isDeployed: wf.isDeployed,
+      deployedAt: wf.deployedAt?.toISOString(),
+      runCount: wf.runCount,
+      lastRunAt: wf.lastRunAt?.toISOString(),
+      createdAt: wf.createdAt.toISOString(),
+      updatedAt: wf.updatedAt.toISOString(),
+    },
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize execution logs for VFS executions.json.
+ * Takes recent execution log rows and produces a summary.
+ */
+export function serializeRecentExecutions(
+  executions: Array<{
+    id: string
+    executionId: string
+    status: string
+    trigger: string
+    startedAt: Date
+    endedAt?: Date | null
+    totalDurationMs?: number | null
+  }>
+): string {
+  return JSON.stringify(
+    executions.map((e) => ({
+      executionId: e.executionId,
+      status: e.status,
+      trigger: e.trigger,
+      startedAt: e.startedAt.toISOString(),
+      endedAt: e.endedAt?.toISOString(),
+      durationMs: e.totalDurationMs,
+    })),
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize knowledge base metadata for VFS meta.json
+ */
+export function serializeKBMeta(kb: {
+  id: string
+  name: string
+  description?: string | null
+  embeddingModel: string
+  embeddingDimension: number
+  tokenCount: number
+  createdAt: Date
+  updatedAt: Date
+  documentCount: number
+}): string {
+  return JSON.stringify(
+    {
+      id: kb.id,
+      name: kb.name,
+      description: kb.description || undefined,
+      embeddingModel: kb.embeddingModel,
+      embeddingDimension: kb.embeddingDimension,
+      tokenCount: kb.tokenCount,
+      documentCount: kb.documentCount,
+      createdAt: kb.createdAt.toISOString(),
+      updatedAt: kb.updatedAt.toISOString(),
+    },
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize documents list for VFS documents.json (metadata only, no content)
+ */
+export function serializeDocuments(
+  docs: Array<{
+    id: string
+    filename: string
+    fileSize: number
+    mimeType: string
+    chunkCount: number
+    tokenCount: number
+    processingStatus: string
+    enabled: boolean
+    uploadedAt: Date
+  }>
+): string {
+  return JSON.stringify(
+    docs.map((d) => ({
+      id: d.id,
+      filename: d.filename,
+      fileSize: d.fileSize,
+      mimeType: d.mimeType,
+      chunkCount: d.chunkCount,
+      tokenCount: d.tokenCount,
+      processingStatus: d.processingStatus,
+      enabled: d.enabled,
+      uploadedAt: d.uploadedAt.toISOString(),
+    })),
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize a SubBlockConfig for the VFS component schema.
+ * Strips functions and UI-only fields.
+ */
+function serializeSubBlock(sb: SubBlockConfig): Record<string, unknown> {
+  const result: Record<string, unknown> = {
+    id: sb.id,
+    type: sb.type,
+  }
+  if (sb.title) result.title = sb.title
+  if (sb.required === true) result.required = true
+  if (sb.defaultValue !== undefined) result.defaultValue = sb.defaultValue
+  if (sb.mode) result.mode = sb.mode
+  if (sb.canonicalParamId) result.canonicalParamId = sb.canonicalParamId
+  return result
+}
+
+/**
+ * Serialize a block schema for VFS components/blocks/{type}.json
+ */
+export function serializeBlockSchema(block: BlockConfig): string {
+  return JSON.stringify(
+    {
+      type: block.type,
+      name: block.name,
+      description: block.description,
+      category: block.category,
+      longDescription: block.longDescription || undefined,
+      bestPractices: block.bestPractices || undefined,
+      triggerAllowed: block.triggerAllowed || undefined,
+      singleInstance: block.singleInstance || undefined,
+      tools: block.tools.access,
+      subBlocks: block.subBlocks.map(serializeSubBlock),
+      inputs: block.inputs,
+      outputs: Object.fromEntries(
+        Object.entries(block.outputs)
+          .filter(([key]) => key !== 'visualization')
+          .map(([key, val]) => [
+            key,
+            typeof val === 'string'
+              ? { type: val }
+              : { type: val.type, description: (val as { description?: string }).description },
+          ])
+      ),
+    },
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize OAuth credentials for VFS environment/credentials.json.
+ * Shows which integrations are connected — IDs and scopes, NOT tokens.
+ */
+export function serializeCredentials(
+  accounts: Array<{
+    providerId: string
+    scope: string | null
+    createdAt: Date
+  }>
+): string {
+  return JSON.stringify(
+    accounts.map((a) => ({
+      provider: a.providerId,
+      scope: a.scope || undefined,
+      connectedAt: a.createdAt.toISOString(),
+    })),
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize API keys for VFS environment/api-keys.json.
+ * Shows key names and types — NOT the actual key values.
+ */
+export function serializeApiKeys(
+  keys: Array<{
+    id: string
+    name: string
+    type: string
+    lastUsed: Date | null
+    createdAt: Date
+    expiresAt: Date | null
+  }>
+): string {
+  return JSON.stringify(
+    keys.map((k) => ({
+      id: k.id,
+      name: k.name,
+      type: k.type,
+      lastUsed: k.lastUsed?.toISOString(),
+      createdAt: k.createdAt.toISOString(),
+      expiresAt: k.expiresAt?.toISOString(),
+    })),
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize environment variables for VFS environment/variables.json.
+ * Shows variable NAMES only — NOT values.
+ */
+export function serializeEnvironmentVariables(
+  personalVarNames: string[],
+  workspaceVarNames: string[]
+): string {
+  return JSON.stringify(
+    {
+      personal: personalVarNames,
+      workspace: workspaceVarNames,
+    },
+    null,
+    2
+  )
+}
+
+/**
+ * Serialize an integration/tool schema for VFS components/integrations/{service}/{operation}.json
+ */
+export function serializeIntegrationSchema(tool: ToolConfig): string {
+  return JSON.stringify(
+    {
+      id: tool.id,
+      name: tool.name,
+      description: tool.description,
+      version: tool.version,
+      oauth: tool.oauth
+        ? { required: tool.oauth.required, provider: tool.oauth.provider }
+        : undefined,
+      params: Object.fromEntries(
+        Object.entries(tool.params).map(([key, val]) => [
+          key,
+          {
+            type: val.type,
+            required: val.required,
+            description: val.description,
+            default: val.default,
+          },
+        ])
+      ),
+      outputs: tool.outputs
+        ? Object.fromEntries(
+            Object.entries(tool.outputs).map(([key, val]) => [
+              key,
+              { type: val.type, description: val.description },
+            ])
+          )
+        : undefined,
+    },
+    null,
+    2
+  )
+}

apps/sim/lib/copilot/vfs/workspace-vfs.ts

@@ -0,0 +1,396 @@
+import { db } from '@sim/db'
+import {
+  account,
+  apiKey,
+  document,
+  environment,
+  knowledgeBase,
+  workflow,
+  workspaceEnvironment,
+  workflowExecutionLogs,
+} from '@sim/db/schema'
+import { createLogger } from '@sim/logger'
+import { and, count, desc, eq, isNull } from 'drizzle-orm'
+import { getAllBlocks } from '@/blocks/registry'
+import { getLatestVersionTools } from '@/tools/utils'
+import { tools as toolRegistry } from '@/tools/registry'
+import { loadWorkflowFromNormalizedTables } from '@/lib/workflows/persistence/utils'
+import { sanitizeForCopilot } from '@/lib/workflows/sanitization/json-sanitizer'
+import type { GrepMatch, GrepOptions, ReadResult, DirEntry } from '@/lib/copilot/vfs/operations'
+import * as ops from '@/lib/copilot/vfs/operations'
+import {
+  serializeApiKeys,
+  serializeBlockSchema,
+  serializeCredentials,
+  serializeDocuments,
+  serializeEnvironmentVariables,
+  serializeIntegrationSchema,
+  serializeKBMeta,
+  serializeRecentExecutions,
+  serializeWorkflowMeta,
+} from '@/lib/copilot/vfs/serializers'
+
+const logger = createLogger('WorkspaceVFS')
+
+/** Cache entry for a materialized VFS */
+interface VFSCacheEntry {
+  vfs: WorkspaceVFS
+  expiresAt: number
+}
+
+/** Module-level VFS cache keyed by workspaceId */
+const vfsCache = new Map<string, VFSCacheEntry>()
+
+/** Cache TTL in milliseconds (30 seconds) */
+const VFS_CACHE_TTL_MS = 30_000
+
+/** Static component files, computed once and shared across all VFS instances */
+let staticComponentFiles: Map<string, string> | null = null
+
+/**
+ * Build the static component files from block and tool registries.
+ * This only needs to happen once per process.
+ */
+function getStaticComponentFiles(): Map<string, string> {
+  if (staticComponentFiles) return staticComponentFiles
+  staticComponentFiles = new Map()
+
+  const allBlocks = getAllBlocks()
+  for (const block of allBlocks) {
+    const path = `components/blocks/${block.type}.json`
+    staticComponentFiles.set(path, serializeBlockSchema(block))
+  }
+
+  const latestTools = getLatestVersionTools(toolRegistry)
+  for (const [toolId, tool] of Object.entries(latestTools)) {
+    const parts = toolId.split('_')
+    const service = parts[0]
+    const operation = parts.slice(1).join('_') || 'default'
+    const path = `components/integrations/${service}/${operation}.json`
+    staticComponentFiles.set(path, serializeIntegrationSchema(tool))
+  }
+
+  logger.info('Static component files built', {
+    blocks: allBlocks.length,
+    integrations: Object.keys(latestTools).length,
+  })
+
+  return staticComponentFiles
+}
+
+/**
+ * Virtual Filesystem that materializes workspace data into an in-memory Map.
+ *
+ * Structure:
+ *   workflows/{name}/meta.json
+ *   workflows/{name}/blocks.json
+ *   workflows/{name}/edges.json
+ *   workflows/{name}/executions.json
+ *   knowledgebases/{name}/meta.json
+ *   knowledgebases/{name}/documents.json
+ *   environment/credentials.json
+ *   environment/api-keys.json
+ *   environment/variables.json
+ *   components/blocks/{type}.json
+ *   components/integrations/{service}/{operation}.json
+ */
+export class WorkspaceVFS {
+  private files: Map<string, string> = new Map()
+
+  /**
+   * Materialize workspace data from DB into the VFS.
+   * Queries workflows, knowledge bases, and merges static component schemas.
+   */
+  async materialize(workspaceId: string, userId: string): Promise<void> {
+    const start = Date.now()
+    this.files = new Map()
+
+    await Promise.all([
+      this.materializeWorkflows(workspaceId, userId),
+      this.materializeKnowledgeBases(workspaceId),
+      this.materializeEnvironment(workspaceId, userId),
+    ])
+
+    // Merge static component files
+    for (const [path, content] of getStaticComponentFiles()) {
+      this.files.set(path, content)
+    }
+
+    logger.info('VFS materialized', {
+      workspaceId,
+      fileCount: this.files.size,
+      durationMs: Date.now() - start,
+    })
+  }
+
+  grep(
+    pattern: string,
+    path?: string,
+    options?: GrepOptions
+  ): GrepMatch[] | string[] | ops.GrepCountEntry[] {
+    return ops.grep(this.files, pattern, path, options)
+  }
+
+  glob(pattern: string): string[] {
+    return ops.glob(this.files, pattern)
+  }
+
+  read(path: string, offset?: number, limit?: number): ReadResult | null {
+    return ops.read(this.files, path, offset, limit)
+  }
+
+  list(path: string): DirEntry[] {
+    return ops.list(this.files, path)
+  }
+
+  /**
+   * Materialize all workflows in the workspace.
+   */
+  private async materializeWorkflows(workspaceId: string, userId: string): Promise<void> {
+    const workflowRows = await db
+      .select({
+        id: workflow.id,
+        name: workflow.name,
+        description: workflow.description,
+        isDeployed: workflow.isDeployed,
+        deployedAt: workflow.deployedAt,
+        runCount: workflow.runCount,
+        lastRunAt: workflow.lastRunAt,
+        createdAt: workflow.createdAt,
+        updatedAt: workflow.updatedAt,
+      })
+      .from(workflow)
+      .where(eq(workflow.workspaceId, workspaceId))
+
+    // Load normalized data + executions in parallel for all workflows
+    await Promise.all(
+      workflowRows.map(async (wf) => {
+        const safeName = sanitizeName(wf.name)
+        const prefix = `workflows/${safeName}/`
+
+        // Meta
+        this.files.set(`${prefix}meta.json`, serializeWorkflowMeta(wf))
+
+        // Blocks + edges from normalized tables
+        try {
+          const normalized = await loadWorkflowFromNormalizedTables(wf.id)
+          if (normalized) {
+            const sanitized = sanitizeForCopilot({
+              blocks: normalized.blocks,
+              edges: normalized.edges,
+              loops: normalized.loops,
+              parallels: normalized.parallels,
+            } as any)
+            this.files.set(`${prefix}blocks.json`, JSON.stringify(sanitized, null, 2))
+
+            // Edges as simple source->target list
+            const edges = normalized.edges.map((e) => ({
+              source: e.source,
+              target: e.target,
+              sourceHandle: e.sourceHandle || undefined,
+              targetHandle: e.targetHandle || undefined,
+            }))
+            this.files.set(`${prefix}edges.json`, JSON.stringify(edges, null, 2))
+          }
+        } catch (err) {
+          logger.warn('Failed to load workflow blocks', {
+            workflowId: wf.id,
+            error: err instanceof Error ? err.message : String(err),
+          })
+        }
+
+        // Recent executions (last 5)
+        try {
+          const execRows = await db
+            .select({
+              id: workflowExecutionLogs.id,
+              executionId: workflowExecutionLogs.executionId,
+              status: workflowExecutionLogs.status,
+              trigger: workflowExecutionLogs.trigger,
+              startedAt: workflowExecutionLogs.startedAt,
+              endedAt: workflowExecutionLogs.endedAt,
+              totalDurationMs: workflowExecutionLogs.totalDurationMs,
+            })
+            .from(workflowExecutionLogs)
+            .where(eq(workflowExecutionLogs.workflowId, wf.id))
+            .orderBy(desc(workflowExecutionLogs.startedAt))
+            .limit(5)
+
+          if (execRows.length > 0) {
+            this.files.set(`${prefix}executions.json`, serializeRecentExecutions(execRows))
+          }
+        } catch (err) {
+          logger.warn('Failed to load execution logs', {
+            workflowId: wf.id,
+            error: err instanceof Error ? err.message : String(err),
+          })
+        }
+      })
+    )
+  }
+
+  /**
+   * Materialize all knowledge bases in the workspace.
+   */
+  private async materializeKnowledgeBases(workspaceId: string): Promise<void> {
+    const kbRows = await db
+      .select({
+        id: knowledgeBase.id,
+        name: knowledgeBase.name,
+        description: knowledgeBase.description,
+        embeddingModel: knowledgeBase.embeddingModel,
+        embeddingDimension: knowledgeBase.embeddingDimension,
+        tokenCount: knowledgeBase.tokenCount,
+        createdAt: knowledgeBase.createdAt,
+        updatedAt: knowledgeBase.updatedAt,
+      })
+      .from(knowledgeBase)
+      .where(and(eq(knowledgeBase.workspaceId, workspaceId), isNull(knowledgeBase.deletedAt)))
+
+    await Promise.all(
+      kbRows.map(async (kb) => {
+        const safeName = sanitizeName(kb.name)
+        const prefix = `knowledgebases/${safeName}/`
+
+        // Get document count
+        const [docCountRow] = await db
+          .select({ count: count() })
+          .from(document)
+          .where(and(eq(document.knowledgeBaseId, kb.id), isNull(document.deletedAt)))
+
+        this.files.set(
+          `${prefix}meta.json`,
+          serializeKBMeta({
+            ...kb,
+            documentCount: docCountRow?.count ?? 0,
+          })
+        )
+
+        // Documents metadata
+        const docRows = await db
+          .select({
+            id: document.id,
+            filename: document.filename,
+            fileSize: document.fileSize,
+            mimeType: document.mimeType,
+            chunkCount: document.chunkCount,
+            tokenCount: document.tokenCount,
+            processingStatus: document.processingStatus,
+            enabled: document.enabled,
+            uploadedAt: document.uploadedAt,
+          })
+          .from(document)
+          .where(and(eq(document.knowledgeBaseId, kb.id), isNull(document.deletedAt)))
+
+        if (docRows.length > 0) {
+          this.files.set(`${prefix}documents.json`, serializeDocuments(docRows))
+        }
+      })
+    )
+  }
+
+  /**
+   * Materialize environment data: credentials, API keys, env variable names.
+   */
+  private async materializeEnvironment(workspaceId: string, userId: string): Promise<void> {
+    try {
+      // OAuth credentials — which integrations are connected (no tokens)
+      const oauthRows = await db
+        .select({
+          providerId: account.providerId,
+          scope: account.scope,
+          createdAt: account.createdAt,
+        })
+        .from(account)
+        .where(eq(account.userId, userId))
+
+      this.files.set('environment/credentials.json', serializeCredentials(oauthRows))
+
+      // API keys — names and types (no key values)
+      const apiKeyRows = await db
+        .select({
+          id: apiKey.id,
+          name: apiKey.name,
+          type: apiKey.type,
+          lastUsed: apiKey.lastUsed,
+          createdAt: apiKey.createdAt,
+          expiresAt: apiKey.expiresAt,
+        })
+        .from(apiKey)
+        .where(eq(apiKey.workspaceId, workspaceId))
+
+      this.files.set('environment/api-keys.json', serializeApiKeys(apiKeyRows))
+
+      // Environment variables — names only (no values)
+      let personalVarNames: string[] = []
+      let workspaceVarNames: string[] = []
+
+      const [personalEnv] = await db
+        .select({ variables: environment.variables })
+        .from(environment)
+        .where(eq(environment.userId, userId))
+
+      if (personalEnv?.variables && typeof personalEnv.variables === 'object') {
+        personalVarNames = Object.keys(personalEnv.variables as Record<string, unknown>)
+      }
+
+      const [workspaceEnv] = await db
+        .select({ variables: workspaceEnvironment.variables })
+        .from(workspaceEnvironment)
+        .where(eq(workspaceEnvironment.workspaceId, workspaceId))
+
+      if (workspaceEnv?.variables && typeof workspaceEnv.variables === 'object') {
+        workspaceVarNames = Object.keys(workspaceEnv.variables as Record<string, unknown>)
+      }
+
+      this.files.set(
+        'environment/variables.json',
+        serializeEnvironmentVariables(personalVarNames, workspaceVarNames)
+      )
+    } catch (err) {
+      logger.warn('Failed to materialize environment data', {
+        workspaceId,
+        error: err instanceof Error ? err.message : String(err),
+      })
+    }
+  }
+}
+
+/**
+ * Get or create a cached VFS for a workspace.
+ * Re-materializes if the cache is expired.
+ */
+export async function getOrMaterializeVFS(
+  workspaceId: string,
+  userId: string
+): Promise<WorkspaceVFS> {
+  const now = Date.now()
+  const cached = vfsCache.get(workspaceId)
+
+  if (cached && cached.expiresAt > now) {
+    return cached.vfs
+  }
+
+  const vfs = new WorkspaceVFS()
+  await vfs.materialize(workspaceId, userId)
+
+  vfsCache.set(workspaceId, {
+    vfs,
+    expiresAt: now + VFS_CACHE_TTL_MS,
+  })
+
+  return vfs
+}
+
+/**
+ * Sanitize a name for use as a VFS path segment.
+ * Converts to lowercase, replaces spaces/special chars with hyphens.
+ */
+function sanitizeName(name: string): string {
+  return name
+    .trim()
+    .toLowerCase()
+    .replace(/[^a-z0-9]+/g, '-')
+    .replace(/^-|-$/g, '')
+    .slice(0, 64)
+}

apps/sim/lib/copilot/workspace-prompt.ts

@@ -0,0 +1,79 @@
+/**
+ * System prompt for workspace-level chat.
+ *
+ * Sent as `systemPrompt` in the Go request payload, which overrides the
+ * default agent prompt (see copilot/internal/chat/service.go:300-303).
+ *
+ * Only references subagents available in agent mode (build and discovery
+ * are excluded from agent mode tools in the Go backend).
+ */
+export function getWorkspaceChatSystemPrompt(): string {
+  const currentDate = new Date().toISOString().split('T')[0]
+  return `# Sim Workspace Assistant
+
+Current Date: ${currentDate}
+
+You are the Sim workspace assistant — a helpful AI that manages an entire workspace of workflows. The user is chatting from the workspace level, not from within a specific workflow.
+
+## Your Role
+
+You help users with their workspace: answering questions, building and debugging workflows, managing integrations, and providing guidance. You delegate complex tasks to specialized subagents.
+
+## Platform Knowledge
+
+Sim is a workflow automation platform. Workflows are visual pipelines of blocks (Agent, Function, Condition, Router, API, etc.). Workflows can be triggered manually, via API, webhooks, or schedules. They can be deployed as APIs, Chat UIs, or MCP tools.
+
+## Subagents
+
+You have access to these specialized subagents. Call them by name to delegate tasks:
+
+| Subagent | Purpose | When to Use |
+|----------|---------|-------------|
+| **plan** | Gather info, create execution plans | Building new workflows, planning fixes |
+| **edit** | Execute plans, make workflow changes | ONLY after plan returns steps |
+| **debug** | Investigate errors, provide diagnosis | User reports something broken |
+| **test** | Run workflow, verify results | After edits to validate |
+| **deploy** | Deploy/undeploy workflows | Publish as API, Chat, or MCP |
+| **workflow** | Env vars, settings, list workflows | Configuration and workflow discovery |
+| **auth** | Connect OAuth integrations | Slack, Gmail, Google Sheets, etc. |
+| **knowledge** | Create/query knowledge bases | RAG, document search |
+| **research** | External API docs, best practices | Stripe, Twilio, etc. |
+| **info** | Block details, outputs, variables | Quick lookups about workflow state |
+| **superagent** | Interact with external services NOW | Read emails, send Slack, check calendar |
+
+## Direct Tools
+
+- **search_online** — Search the web for information.
+- **memory_file_read(file_path)** — Read a persistent memory file.
+- **memory_file_write(file_path, content)** — Write/update a persistent memory file.
+- **memory_file_list()** — List all memory files.
+
+## Memory Management
+
+You have persistent memory files that survive across conversations:
+- **SOUL.md** — Your personality and behavioral guidelines. Read this at the start of conversations.
+- **USER.md** — Information about the user. Update as you learn preferences and context.
+- **MEMORY.md** — Key learnings, decisions, and important context. Update after significant interactions.
+
+**At conversation start**: Read SOUL.md and MEMORY.md to load your persistent context.
+**During conversation**: When the user shares important preferences or you make key decisions, update the relevant file.
+**Important**: Only write to files when there's genuinely new, important information. Don't update on every message.
+
+## Decision Flow
+
+- User says something broke → **debug()** first, then plan() → edit()
+- User wants to build/automate something → **plan()** → edit() → test()
+- User wants to DO something NOW (send email, check calendar) → **superagent()**
+- User wants to deploy → **deploy()**
+- User asks about their workflows → **workflow()** or **info()**
+- User needs OAuth → **auth()**
+
+## Important
+
+- **You work at the workspace level.** When a user mentions a workflow, ask for the workflow name or ID if not provided.
+- **Always delegate complex work** to the appropriate subagent.
+- **Debug first** when something doesn't work — don't guess.
+- Be concise and results-focused.
+- Think internally, speak to the user only when the task is complete or you need input.
+`
+}

packages/db/migrations/0155_cuddly_slapstick.sql

@@ -0,0 +1,4 @@
+ALTER TABLE "copilot_chats" ALTER COLUMN "workflow_id" DROP NOT NULL;--> statement-breakpoint
+ALTER TABLE "copilot_chats" ADD COLUMN "workspace_id" text;--> statement-breakpoint
+ALTER TABLE "copilot_chats" ADD CONSTRAINT "copilot_chats_workspace_id_workspace_id_fk" FOREIGN KEY ("workspace_id") REFERENCES "public"."workspace"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
+CREATE INDEX "copilot_chats_user_workspace_idx" ON "copilot_chats" USING btree ("user_id","workspace_id");

packages/db/migrations/meta/_journal.json

@@ -1079,6 +1079,13 @@
       "when": 1770869658697,
       "tag": "0154_bumpy_living_mummy",
       "breakpoints": true
+    },
+    {
+      "idx": 155,
+      "version": "7",
+      "when": 1771370340147,
+      "tag": "0155_cuddly_slapstick",
+      "breakpoints": true
     }
   ]
-}
+}

packages/db/schema.ts

@@ -1499,9 +1499,8 @@ export const copilotChats = pgTable(
     userId: text('user_id')
       .notNull()
       .references(() => user.id, { onDelete: 'cascade' }),
-    workflowId: text('workflow_id')
+    workflowId: text('workflow_id').references(() => workflow.id, { onDelete: 'cascade' }),
-      .notNull()
+    workspaceId: text('workspace_id').references(() => workspace.id, { onDelete: 'cascade' }),
-      .references(() => workflow.id, { onDelete: 'cascade' }),
     title: text('title'),
     messages: jsonb('messages').notNull().default('[]'),
     model: text('model').notNull().default('claude-3-7-sonnet-latest'),
@@ -1518,6 +1517,12 @@ export const copilotChats = pgTable(
     workflowIdIdx: index('copilot_chats_workflow_id_idx').on(table.workflowId),
     userWorkflowIdx: index('copilot_chats_user_workflow_idx').on(table.userId, table.workflowId),
 
+    // Workspace access pattern
+    userWorkspaceIdx2: index('copilot_chats_user_workspace_idx').on(
+      table.userId,
+      table.workspaceId
+    ),
+
     // Ordering indexes
     createdAtIdx: index('copilot_chats_created_at_idx').on(table.createdAt),
     updatedAtIdx: index('copilot_chats_updated_at_idx').on(table.updatedAt),