fix(formatting): consolidate duration formatting into shared utility

apps/sim/app/workspace/[workspaceId]/logs/components/logs-list/logs-list.tsx

@@ -6,11 +6,11 @@ import Link from 'next/link'
 import { List, type RowComponentProps, useListRef } from 'react-window'
 import { Badge, buttonVariants } from '@/components/emcn'
 import { cn } from '@/lib/core/utils/cn'
+import { formatDuration } from '@/lib/core/utils/formatting'
 import {
   DELETED_WORKFLOW_COLOR,
   DELETED_WORKFLOW_LABEL,
   formatDate,
-  formatDuration,
   getDisplayStatus,
   LOG_COLUMNS,
   StatusBadge,

apps/sim/app/workspace/[workspaceId]/logs/utils.ts

@@ -1,6 +1,7 @@
 import React from 'react'
 import { format } from 'date-fns'
 import { Badge } from '@/components/emcn'
+import { formatDuration } from '@/lib/core/utils/formatting'
 import { getIntegrationMetadata } from '@/lib/logs/get-trigger-options'
 import { getBlock } from '@/blocks/registry'
 import { CORE_TRIGGER_TYPES } from '@/stores/logs/filters/types'
@@ -362,47 +363,14 @@ export function mapToExecutionLogAlt(log: RawLogResponse): ExecutionLog {
   }
 }
 
-/**
- * Format duration for display in logs UI
- * If duration is under 1 second, displays as milliseconds (e.g., "500ms")
- * If duration is 1 second or more, displays as seconds (e.g., "1.23s")
- * @param duration - Duration string (e.g., "500ms") or null
- * @returns Formatted duration string or null
- */
-export function formatDuration(duration: string | null): string | null {
-  if (!duration) return null
-
-  // Extract numeric value from duration string (e.g., "500ms" -> 500)
-  const ms = Number.parseInt(duration.replace(/[^0-9]/g, ''), 10)
-
-  if (!Number.isFinite(ms)) return duration
-
-  if (ms < 1000) {
-    return `${ms}ms`
-  }
-
-  // Convert to seconds with up to 2 decimal places
-  const seconds = ms / 1000
-  return `${seconds.toFixed(2).replace(/\.?0+$/, '')}s`
-}
-
 /**
  * Format latency value for display in dashboard UI
- * If latency is under 1 second, displays as milliseconds (e.g., "500ms")
- * If latency is 1 second or more, displays as seconds (e.g., "1.23s")
  * @param ms - Latency in milliseconds (number)
  * @returns Formatted latency string
  */
 export function formatLatency(ms: number): string {
   if (!Number.isFinite(ms) || ms <= 0) return '—'
-
-  if (ms < 1000) {
-    return `${Math.round(ms)}ms`
-  }
-
-  // Convert to seconds with up to 2 decimal places
-  const seconds = ms / 1000
-  return `${seconds.toFixed(2).replace(/\.?0+$/, '')}s`
+  return formatDuration(ms, { precision: 2 })
 }
 
 export const formatDate = (dateString: string) => {

apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/thinking-block/thinking-block.tsx

@@ -3,6 +3,7 @@
 import { memo, useEffect, useMemo, useRef, useState } from 'react'
 import clsx from 'clsx'
 import { ChevronUp } from 'lucide-react'
+import { formatDuration } from '@/lib/core/utils/formatting'
 import { CopilotMarkdownRenderer } from '../markdown-renderer'
 
 /** Removes thinking tags (raw or escaped) and special tags from streamed content */
@@ -241,15 +242,9 @@ export function ThinkingBlock({
     return () => window.clearInterval(intervalId)
   }, [isStreaming, isExpanded, userHasScrolledAway])
 
-  /** Formats duration in milliseconds to seconds (minimum 1s) */
-  const formatDuration = (ms: number) => {
-    const seconds = Math.max(1, Math.round(ms / 1000))
-    return `${seconds}s`
-  }
-
   const hasContent = cleanContent.length > 0
   const isThinkingDone = !isStreaming || hasFollowingContent || hasSpecialTags
-  const durationText = `${label} for ${formatDuration(duration)}`
+  const durationText = `${label} for ${formatDuration(Math.max(1000, duration))}`
 
   const getStreamingLabel = (lbl: string) => {
     if (lbl === 'Thought') return 'Thinking'

apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/tool-call/tool-call.tsx

@@ -15,6 +15,7 @@ import {
   hasInterrupt as hasInterruptFromConfig,
   isSpecialTool as isSpecialToolFromConfig,
 } from '@/lib/copilot/tools/client/ui-config'
+import { formatDuration } from '@/lib/core/utils/formatting'
 import { CopilotMarkdownRenderer } from '@/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/markdown-renderer'
 import { SmoothStreamingText } from '@/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/smooth-streaming'
 import { ThinkingBlock } from '@/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/copilot/components/copilot-message/components/thinking-block'
@@ -848,13 +849,8 @@ const SubagentContentRenderer = memo(function SubagentContentRenderer({
     (allParsed.options && Object.keys(allParsed.options).length > 0)
   )
 
-  const formatDuration = (ms: number) => {
-    const seconds = Math.max(1, Math.round(ms / 1000))
-    return `${seconds}s`
-  }
-
   const outerLabel = getSubagentCompletionLabel(toolCall.name)
-  const durationText = `${outerLabel} for ${formatDuration(duration)}`
+  const durationText = `${outerLabel} for ${formatDuration(Math.max(1000, duration))}`
 
   const renderCollapsibleContent = () => (
     <>

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

@@ -24,6 +24,7 @@ import {
   Tooltip,
 } from '@/components/emcn'
 import { getEnv, isTruthy } from '@/lib/core/config/env'
+import { formatDuration } from '@/lib/core/utils/formatting'
 import { useRegisterGlobalCommands } from '@/app/workspace/[workspaceId]/providers/global-commands-provider'
 import { createCommands } from '@/app/workspace/[workspaceId]/utils/commands-utils'
 import {
@@ -43,7 +44,6 @@ import {
   type EntryNode,
   type ExecutionGroup,
   flattenBlockEntriesOnly,
-  formatDuration,
   getBlockColor,
   getBlockIcon,
   groupEntriesByExecution,

apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/terminal/utils.ts

@@ -53,17 +53,6 @@ export function getBlockColor(blockType: string): string {
   return '#6b7280'
 }
 
-/**
- * Formats duration from milliseconds to readable format
- */
-export function formatDuration(ms?: number): string {
-  if (ms === undefined || ms === null) return '-'
-  if (ms < 1000) {
-    return `${Math.round(ms)}ms`
-  }
-  return `${(ms / 1000).toFixed(2)}s`
-}
-
 /**
  * Determines if a keyboard event originated from a text-editable element
  */

apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/training-modal/training-modal.tsx

@@ -30,6 +30,7 @@ import {
   Textarea,
 } from '@/components/emcn'
 import { cn } from '@/lib/core/utils/cn'
+import { formatDuration } from '@/lib/core/utils/formatting'
 import { sanitizeForCopilot } from '@/lib/workflows/sanitization/json-sanitizer'
 import { formatEditSequence } from '@/lib/workflows/training/compute-edit-sequence'
 import { useCurrentWorkflow } from '@/app/workspace/[workspaceId]/w/[workflowId]/hooks/use-current-workflow'
@@ -575,7 +576,9 @@ export function TrainingModal() {
                                     <span className='text-[var(--text-muted)]'>Duration:</span>{' '}
                                     <span className='text-[var(--text-secondary)]'>
                                       {dataset.metadata?.duration
-                                        ? `${(dataset.metadata.duration / 1000).toFixed(1)}s`
+                                        ? formatDuration(dataset.metadata.duration, {
+                                            precision: 1,
+                                          })
                                         : 'N/A'}
                                     </span>
                                   </div>

apps/sim/background/workspace-notification-delivery.ts

@@ -19,6 +19,7 @@ import { checkUsageStatus } from '@/lib/billing/calculations/usage-monitor'
 import { getHighestPrioritySubscription } from '@/lib/billing/core/subscription'
 import { RateLimiter } from '@/lib/core/rate-limiter'
 import { decryptSecret } from '@/lib/core/security/encryption'
+import { formatDuration } from '@/lib/core/utils/formatting'
 import { getBaseUrl } from '@/lib/core/utils/urls'
 import type { TraceSpan, WorkflowExecutionLog } from '@/lib/logs/types'
 import { sendEmail } from '@/lib/messaging/email/mailer'
@@ -227,12 +228,6 @@ async function deliverWebhook(
   }
 }
 
-function formatDuration(ms: number): string {
-  if (ms < 1000) return `${ms}ms`
-  if (ms < 60000) return `${(ms / 1000).toFixed(1)}s`
-  return `${(ms / 60000).toFixed(1)}m`
-}
-
 function formatCost(cost?: Record<string, unknown>): string {
   if (!cost?.total) return 'N/A'
   const total = cost.total as number

apps/sim/components/ui/tool-call.tsx

@@ -7,6 +7,7 @@ import { Button } from '@/components/ui/button'
 import { Collapsible, CollapsibleContent, CollapsibleTrigger } from '@/components/ui/collapsible'
 import type { ToolCallGroup, ToolCallState } from '@/lib/copilot/types'
 import { cn } from '@/lib/core/utils/cn'
+import { formatDuration } from '@/lib/core/utils/formatting'
 
 interface ToolCallProps {
   toolCall: ToolCallState
@@ -225,11 +226,6 @@ export function ToolCallCompletion({ toolCall, isCompact = false }: ToolCallProp
   const isError = toolCall.state === 'error'
   const isAborted = toolCall.state === 'aborted'
 
-  const formatDuration = (duration?: number) => {
-    if (!duration) return ''
-    return duration < 1000 ? `${duration}ms` : `${(duration / 1000).toFixed(1)}s`
-  }
-
   return (
     <div
       className={cn(

apps/sim/lib/core/utils/formatting.ts

@@ -153,20 +153,44 @@ export function formatCompactTimestamp(iso: string): string {
 }
 
 /**
- * Format a duration in milliseconds to a human-readable format
- * @param durationMs - The duration in milliseconds
+ * Format a duration to a human-readable format
+ * @param duration - Duration in milliseconds (number) or as string (e.g., "500ms")
  * @param options - Optional formatting options
  * @param options.precision - Number of decimal places for seconds (default: 0)
  * @returns A formatted duration string
  */
-export function formatDuration(durationMs: number, options?: { precision?: number }): string {
-  const precision = options?.precision ?? 0
-
-  if (durationMs < 1000) {
-    return `${durationMs}ms`
+export function formatDuration(
+  duration: number | string | undefined | null,
+  options?: { precision?: number }
+): string {
+  if (duration === undefined || duration === null) {
+    return '-'
   }
 
-  const seconds = durationMs / 1000
+  // Parse string durations (e.g., "500ms", "1234")
+  let ms: number
+  if (typeof duration === 'string') {
+    ms = Number.parseInt(duration.replace(/[^0-9.-]/g, ''), 10)
+    if (!Number.isFinite(ms)) {
+      return duration
+    }
+  } else {
+    ms = duration
+  }
+
+  const precision = options?.precision ?? 0
+
+  if (ms < 1) {
+    // Sub-millisecond: show with 2 decimal places
+    return `${ms.toFixed(2)}ms`
+  }
+
+  if (ms < 1000) {
+    // Milliseconds: round to integer
+    return `${Math.round(ms)}ms`
+  }
+
+  const seconds = ms / 1000
   if (seconds < 60) {
     return precision > 0 ? `${seconds.toFixed(precision)}s` : `${Math.floor(seconds)}s`
   }