feat(landing): structure

fix(notifications): throw notification on runtime errors, move predeploy checks to update in deploy modal

apps/sim/app/(home)/components/collaboration/collaboration.tsx

@@ -0,0 +1,16 @@
+/**
+ * Collaboration section — team workflows and real-time collaboration.
+ *
+ * SEO:
+ * - `<section id="collaboration" aria-labelledby="collaboration-heading">`.
+ * - `<h2 id="collaboration-heading">` for the section title.
+ * - Product visuals use `<figure>` with `<figcaption>` and descriptive `alt` text.
+ *
+ * GEO:
+ * - Name specific capabilities (version control, shared workspaces, RBAC, audit logs).
+ * - Lead with a summary so AI can answer "Does Sim support team collaboration?".
+ * - Reference "Sim" by name per capability ("Sim's real-time collaboration").
+ */
+export default function Collaboration() {
+  return null
+}

apps/sim/app/(home)/components/enterprise/enterprise.tsx

@@ -0,0 +1,17 @@
+/**
+ * Enterprise section — compliance, scale, and security messaging.
+ *
+ * SEO:
+ * - `<section id="enterprise" aria-labelledby="enterprise-heading">`.
+ * - `<h2 id="enterprise-heading">` for the section title.
+ * - Compliance certs (SOC2, HIPAA) as visible `<strong>` text.
+ * - Enterprise CTA links to contact form via `<a>` with `rel="noopener noreferrer"`.
+ *
+ * GEO:
+ * - Entity-rich: "Sim is SOC2 and HIPAA compliant" — not "We are compliant."
+ * - `<ul>` checklist of features (SSO, RBAC, audit logs, SLA, on-premise deployment)
+ *   as an atomic answer block for "What enterprise features does Sim offer?".
+ */
+export default function Enterprise() {
+  return null
+}

apps/sim/app/(home)/components/features/features.tsx

@@ -0,0 +1,17 @@
+/**
+ * Features section — Sim's core product capabilities.
+ *
+ * SEO:
+ * - `<section id="features" aria-labelledby="features-heading">`.
+ * - `<h2 id="features-heading">` for the section title.
+ * - Each feature: `<h3>` + `<p>` + `<ul>` capability list. Strict H2 -> H3 -> H4 hierarchy.
+ * - Feature lists map to `WebApplication.featureList` in structured-data.tsx — keep in sync.
+ *
+ * GEO:
+ * - Each feature block is independently extractable (atomic answer block pattern).
+ * - Include specific numbers ("100+ integrations", "15+ AI providers", "SOC2 compliant").
+ * - Always use "Sim" by name — never "the platform" or "our tool" (entity consistency).
+ */
+export default function Features() {
+  return null
+}

apps/sim/app/(home)/components/footer/footer.tsx

@@ -0,0 +1,18 @@
+/**
+ * Landing page footer — navigation, legal links, and entity reinforcement.
+ *
+ * SEO:
+ * - `<footer role="contentinfo">` with `<nav aria-label="Footer navigation">`.
+ * - Link groups under semantic headings (`<h3>`). All links are `<Link>` or `<a>` with `href`.
+ * - External links include `rel="noopener noreferrer"`.
+ * - Legal links (Privacy, Terms) must be crawlable (trust signals).
+ *
+ * GEO:
+ * - Include "Sim — Open-source AI agent workflow builder" as visible text (entity reinforcement).
+ * - Social links (X, GitHub, LinkedIn, Discord) must match `sameAs` in structured-data.tsx.
+ * - Link to all major pages: Docs, Pricing, Enterprise, Careers, Changelog (internal link graph).
+ * - Display compliance badges (SOC2, HIPAA) and status page link as visible trust signals.
+ */
+export default function Footer() {
+  return null
+}

apps/sim/app/(home)/components/hero/hero.tsx

@@ -0,0 +1,18 @@
+/**
+ * Hero section — above-the-fold value proposition.
+ *
+ * SEO:
+ * - `<section id="hero" aria-labelledby="hero-heading">`.
+ * - Contains the page's only `<h1>`. Text aligns with the `<title>` tag keyword.
+ * - Subtitle `<p>` expands the H1 into a full sentence with the primary keyword.
+ * - Primary CTA is a `<Link href="/signup">` (crawlable), not a `<button>`.
+ * - Canvas/animations wrapped in `aria-hidden="true"` with a text alternative.
+ *
+ * GEO:
+ * - H1 + subtitle answer "What is Sim?" in two sentences (answer-first pattern).
+ * - First 150 chars of visible text explicitly name "Sim", "AI agent", "workflow builder".
+ * - Include a `<p className="sr-only">` product summary (60-80 words) rich in entities.
+ */
+export default function Hero() {
+  return null
+}

apps/sim/app/(home)/components/index.ts

@@ -0,0 +1,23 @@
+import Collaboration from '@/app/(home)/components/collaboration/collaboration'
+import Enterprise from '@/app/(home)/components/enterprise/enterprise'
+import Features from '@/app/(home)/components/features/features'
+import Footer from '@/app/(home)/components/footer/footer'
+import Hero from '@/app/(home)/components/hero/hero'
+import Navbar from '@/app/(home)/components/navbar/navbar'
+import Pricing from '@/app/(home)/components/pricing/pricing'
+import StructuredData from '@/app/(home)/components/structured-data'
+import Templates from '@/app/(home)/components/templates/templates'
+import Testimonials from '@/app/(home)/components/testimonials/testimonials'
+
+export {
+  Collaboration,
+  Enterprise,
+  Features,
+  Footer,
+  Hero,
+  Navbar,
+  Pricing,
+  StructuredData,
+  Templates,
+  Testimonials,
+}

apps/sim/app/(home)/components/navbar/navbar.tsx

@@ -0,0 +1,17 @@
+/**
+ * Landing page navigation bar.
+ *
+ * SEO:
+ * - `<nav aria-label="Primary navigation">` with `itemScope itemType="https://schema.org/SiteNavigationElement"`.
+ * - All routes use `<Link>` (crawlable). External links include `rel="noopener noreferrer"`.
+ * - Logo link contains `<span className="sr-only">` with the brand name.
+ * - Logo `<Image>` uses `priority` and `loading="eager"` (LCP element).
+ *
+ * GEO:
+ * - "Sim" as the canonical entity name everywhere.
+ * - Navigation items in semantic `<ul>/<li>` with descriptive anchor text.
+ * - Descriptive `aria-label` on interactive elements for AI intent extraction.
+ */
+export default function Navbar() {
+  return null
+}

apps/sim/app/(home)/components/pricing/pricing.tsx

@@ -0,0 +1,17 @@
+/**
+ * Pricing section — tiered pricing plans with feature comparison.
+ *
+ * SEO:
+ * - `<section id="pricing" aria-labelledby="pricing-heading">`.
+ * - `<h2 id="pricing-heading">` for the section title.
+ * - Each tier: `<h3>` plan name + semantic `<ul>` feature list.
+ * - Free tier CTA uses `<Link href="/signup">` (crawlable). Enterprise CTA uses `<a>`.
+ *
+ * GEO:
+ * - Each plan has consistent structure: name, price, billing period, feature list.
+ * - Lead with a summary: "Sim offers a free Community plan, $20/mo Pro, $40/mo Team, custom Enterprise."
+ * - Prices must match the `Offer` items in structured-data.tsx exactly.
+ */
+export default function Pricing() {
+  return null
+}

apps/sim/app/(home)/components/structured-data.tsx

@@ -0,0 +1,222 @@
+/**
+ * JSON-LD structured data for the landing page.
+ *
+ * Renders a `<script type="application/ld+json">` with Schema.org markup.
+ * Single source of truth for machine-readable page metadata.
+ *
+ * Schemas: Organization, WebSite, WebPage, BreadcrumbList, WebApplication, FAQPage.
+ *
+ * AI crawler behavior (2025-2026):
+ * - Google AI Overviews / Bing Copilot parse JSON-LD from their search indexes.
+ * - GPTBot indexes JSON-LD during crawling (92% of LLM crawlers parse JSON-LD first).
+ * - Perplexity / Claude prioritize visible HTML over JSON-LD during direct fetch.
+ * - All claims here must also appear as visible text on the page.
+ *
+ * Maintenance:
+ * - Offer prices must match the Pricing component exactly.
+ * - `sameAs` links must match the Footer social links.
+ * - Do not add `aggregateRating` without real, verifiable review data.
+ */
+export default function StructuredData() {
+  const structuredData = {
+    '@context': 'https://schema.org',
+    '@graph': [
+      {
+        '@type': 'Organization',
+        '@id': 'https://sim.ai/#organization',
+        name: 'Sim',
+        alternateName: 'Sim Studio',
+        description:
+          'Open-source AI agent workflow builder used by developers at trail-blazing startups to Fortune 500 companies',
+        url: 'https://sim.ai',
+        logo: {
+          '@type': 'ImageObject',
+          '@id': 'https://sim.ai/#logo',
+          url: 'https://sim.ai/logo/b&w/text/b&w.svg',
+          contentUrl: 'https://sim.ai/logo/b&w/text/b&w.svg',
+          width: 49.78314,
+          height: 24.276,
+          caption: 'Sim Logo',
+        },
+        image: { '@id': 'https://sim.ai/#logo' },
+        sameAs: [
+          'https://x.com/simdotai',
+          'https://github.com/simstudioai/sim',
+          'https://www.linkedin.com/company/simstudioai/',
+          'https://discord.gg/Hr4UWYEcTT',
+        ],
+        contactPoint: {
+          '@type': 'ContactPoint',
+          contactType: 'customer support',
+          availableLanguage: ['en'],
+        },
+      },
+      {
+        '@type': 'WebSite',
+        '@id': 'https://sim.ai/#website',
+        url: 'https://sim.ai',
+        name: 'Sim — AI Agent Workflow Builder',
+        description:
+          'Open-source AI agent workflow builder. 60,000+ developers build and deploy agentic workflows. SOC2 and HIPAA compliant.',
+        publisher: { '@id': 'https://sim.ai/#organization' },
+        inLanguage: 'en-US',
+      },
+      {
+        '@type': 'WebPage',
+        '@id': 'https://sim.ai/#webpage',
+        url: 'https://sim.ai',
+        name: 'Sim — Workflows for LLMs | Build AI Agent Workflows',
+        isPartOf: { '@id': 'https://sim.ai/#website' },
+        about: { '@id': 'https://sim.ai/#software' },
+        datePublished: '2024-01-01T00:00:00+00:00',
+        dateModified: new Date().toISOString(),
+        description:
+          'Build and deploy AI agent workflows with Sim. Visual drag-and-drop interface for creating powerful LLM-powered automations.',
+        breadcrumb: { '@id': 'https://sim.ai/#breadcrumb' },
+        inLanguage: 'en-US',
+        potentialAction: [{ '@type': 'ReadAction', target: ['https://sim.ai'] }],
+      },
+      {
+        '@type': 'BreadcrumbList',
+        '@id': 'https://sim.ai/#breadcrumb',
+        itemListElement: [
+          { '@type': 'ListItem', position: 1, name: 'Home', item: 'https://sim.ai' },
+        ],
+      },
+      {
+        '@type': 'WebApplication',
+        '@id': 'https://sim.ai/#software',
+        name: 'Sim — AI Agent Workflow Builder',
+        description:
+          'Open-source AI agent workflow builder used by 60,000+ developers. Build agentic workflows with visual drag-and-drop interface. SOC2 and HIPAA compliant. Integrate with 100+ apps.',
+        applicationCategory: 'DeveloperApplication',
+        operatingSystem: 'Web',
+        browserRequirements: 'Requires a modern browser with JavaScript enabled',
+        offers: [
+          {
+            '@type': 'Offer',
+            name: 'Community Plan',
+            price: '0',
+            priceCurrency: 'USD',
+            availability: 'https://schema.org/InStock',
+          },
+          {
+            '@type': 'Offer',
+            name: 'Pro Plan',
+            price: '20',
+            priceCurrency: 'USD',
+            priceSpecification: {
+              '@type': 'UnitPriceSpecification',
+              price: '20',
+              priceCurrency: 'USD',
+              unitText: 'MONTH',
+              billingIncrement: 1,
+            },
+            availability: 'https://schema.org/InStock',
+          },
+          {
+            '@type': 'Offer',
+            name: 'Team Plan',
+            price: '40',
+            priceCurrency: 'USD',
+            priceSpecification: {
+              '@type': 'UnitPriceSpecification',
+              price: '40',
+              priceCurrency: 'USD',
+              unitText: 'MONTH',
+              billingIncrement: 1,
+            },
+            availability: 'https://schema.org/InStock',
+          },
+        ],
+        featureList: [
+          'Visual workflow builder',
+          'Drag-and-drop interface',
+          '100+ integrations',
+          'AI model support (OpenAI, Anthropic, Google, xAI, Mistral, Perplexity)',
+          'Real-time collaboration',
+          'Version control',
+          'API access',
+          'Custom functions',
+          'Scheduled workflows',
+          'Event triggers',
+        ],
+        review: [
+          {
+            '@type': 'Review',
+            author: { '@type': 'Person', name: 'Hasan Toor' },
+            reviewBody:
+              'This startup just dropped the fastest way to build AI agents. This Figma-like canvas to build agents will blow your mind.',
+            url: 'https://x.com/hasantoxr/status/1912909502036525271',
+          },
+          {
+            '@type': 'Review',
+            author: { '@type': 'Person', name: 'nizzy' },
+            reviewBody:
+              'This is the zapier of agent building. I always believed that building agents and using AI should not be limited to technical people. I think this solves just that.',
+            url: 'https://x.com/nizzyabi/status/1907864421227180368',
+          },
+          {
+            '@type': 'Review',
+            author: { '@type': 'Organization', name: 'xyflow' },
+            reviewBody: 'A very good looking agent workflow builder and open source!',
+            url: 'https://x.com/xyflowdev/status/1909501499719438670',
+          },
+        ],
+      },
+      {
+        '@type': 'FAQPage',
+        '@id': 'https://sim.ai/#faq',
+        mainEntity: [
+          {
+            '@type': 'Question',
+            name: 'What is Sim?',
+            acceptedAnswer: {
+              '@type': 'Answer',
+              text: 'Sim is an open-source AI agent workflow builder used by 60,000+ developers at trail-blazing startups to Fortune 500 companies. It provides a visual drag-and-drop interface for building and deploying agentic workflows. Sim is SOC2 and HIPAA compliant.',
+            },
+          },
+          {
+            '@type': 'Question',
+            name: 'Which AI models does Sim support?',
+            acceptedAnswer: {
+              '@type': 'Answer',
+              text: 'Sim supports all major AI models including OpenAI (GPT-5, GPT-4o), Anthropic (Claude), Google (Gemini), xAI (Grok), Mistral, Perplexity, and many more. You can also connect to open-source models via Ollama.',
+            },
+          },
+          {
+            '@type': 'Question',
+            name: 'How much does Sim cost?',
+            acceptedAnswer: {
+              '@type': 'Answer',
+              text: 'Sim offers a free Community plan with $20 usage limit, a Pro plan at $20/month, a Team plan at $40/month, and custom Enterprise pricing. All plans include CLI/SDK access.',
+            },
+          },
+          {
+            '@type': 'Question',
+            name: 'Do I need coding skills to use Sim?',
+            acceptedAnswer: {
+              '@type': 'Answer',
+              text: 'No coding skills are required. Sim features a visual drag-and-drop interface that makes it easy to build AI workflows. However, developers can also use custom functions and the API for advanced use cases.',
+            },
+          },
+          {
+            '@type': 'Question',
+            name: 'What enterprise features does Sim offer?',
+            acceptedAnswer: {
+              '@type': 'Answer',
+              text: 'Sim offers SOC2 and HIPAA compliance, SSO/SAML authentication, role-based access control, audit logs, dedicated support, custom SLAs, and on-premise deployment options for enterprise customers.',
+            },
+          },
+        ],
+      },
+    ],
+  }
+
+  return (
+    <script
+      type='application/ld+json'
+      dangerouslySetInnerHTML={{ __html: JSON.stringify(structuredData) }}
+    />
+  )
+}

apps/sim/app/(home)/components/templates/templates.tsx

@@ -0,0 +1,16 @@
+/**
+ * Templates section — pre-built workflow templates and use cases.
+ *
+ * SEO:
+ * - `<section id="templates" aria-labelledby="templates-heading">`.
+ * - `<h2 id="templates-heading">` for the section title.
+ * - Each template: `<article>` with `<h3>`, `<p>` description, `<Link>` to signup.
+ *
+ * GEO:
+ * - Each card is an atomic answer block: `<h3>Name</h3><p>1-2 sentences</p><ul>Features</ul>`.
+ * - Name specific integrations (Slack, Gmail, Pinecone) and AI models (GPT-5, Claude).
+ * - Add `id` anchors per card (e.g., `id="template-slack-summarizer"`) for fragment citations.
+ */
+export default function Templates() {
+  return null
+}

apps/sim/app/(home)/components/testimonials/testimonials.tsx

@@ -0,0 +1,18 @@
+/**
+ * Testimonials section — social proof via user quotes.
+ *
+ * SEO:
+ * - `<section id="testimonials" aria-labelledby="testimonials-heading">`.
+ * - `<h2 id="testimonials-heading">` for the section title.
+ * - Each testimonial: `<blockquote cite="tweet-url">` with `<footer><cite>Author</cite></footer>`.
+ * - Profile images use `loading="lazy"` (below the fold).
+ *
+ * GEO:
+ * - Keep quote text as plain text in `<blockquote>` — not split across `<span>` elements.
+ * - Include full author name + handle (LLMs weigh attributed quotes higher).
+ * - Testimonials mentioning "Sim" by name carry more citation weight.
+ * - Review data here aligns with `review` entries in structured-data.tsx.
+ */
+export default function Testimonials() {
+  return null
+}

apps/sim/app/(home)/landing.tsx

@@ -0,0 +1,51 @@
+import {
+  Collaboration,
+  Enterprise,
+  Features,
+  Footer,
+  Hero,
+  Navbar,
+  Pricing,
+  StructuredData,
+  Templates,
+  Testimonials,
+} from '@/app/(home)/components'
+
+/**
+ * Landing page root component.
+ *
+ * ## SEO Architecture
+ * - Single `<h1>` inside Hero (only one per page).
+ * - Heading hierarchy: H1 (Hero) -> H2 (each section) -> H3 (sub-items).
+ * - Semantic landmarks: `<header>`, `<main>`, `<footer>`.
+ * - Every `<section>` has an `id` for anchor linking and `aria-labelledby` for accessibility.
+ * - `StructuredData` emits JSON-LD before any visible content.
+ *
+ * ## GEO Architecture
+ * - Above-fold content (Navbar, Hero) is statically rendered (Server Components where possible)
+ *   for immediate availability to AI crawlers.
+ * - Section `id` attributes serve as fragment anchors for precise AI citations.
+ * - Content ordering prioritizes answer-first patterns: definition (Hero) ->
+ *   examples (Templates) -> capabilities (Features) -> social proof (Collaboration, Testimonials) ->
+ *   pricing (Pricing) -> enterprise (Enterprise).
+ */
+export default function Landing() {
+  return (
+    <>
+      <StructuredData />
+      <header>
+        <Navbar />
+      </header>
+      <main>
+        <Hero />
+        <Templates />
+        <Features />
+        <Collaboration />
+        <Pricing />
+        <Enterprise />
+        <Testimonials />
+      </main>
+      <Footer />
+    </>
+  )
+}

apps/sim/app/(home)/layout.tsx

@@ -0,0 +1,87 @@
+import type { Metadata } from 'next'
+import { martianMono } from '@/app/_styles/fonts/martian-mono/martian-mono'
+import { season } from '@/app/_styles/fonts/season/season'
+
+/**
+ * SEO metadata for the landing page.
+ *
+ * - `title` contains the primary keyword and brand name.
+ * - `description` is 150-160 chars, front-loaded with the value proposition.
+ * - `openGraph` provides social sharing metadata with a dedicated OG image.
+ * - `robots` ensures the landing page is fully indexable.
+ * - `alternates.canonical` prevents duplicate content issues.
+ *
+ * GEO note: The description is written as a direct answer to "What is Sim?"
+ * so LLMs can extract it as a cited definition.
+ */
+export const metadata: Metadata = {
+  metadataBase: new URL('https://sim.ai'),
+  title: 'Sim — Workflows for LLMs | Build AI Agent Workflows',
+  description:
+    'Sim is an open-source AI agent workflow builder. Build and deploy agentic workflows with a visual drag-and-drop interface. 100+ integrations. SOC2 and HIPAA compliant.',
+  manifest: '/manifest.json',
+  icons: {
+    icon: '/favicon.ico',
+    apple: '/apple-icon.png',
+  },
+  openGraph: {
+    type: 'website',
+    locale: 'en_US',
+    url: 'https://sim.ai',
+    siteName: 'Sim',
+    title: 'Sim — Workflows for LLMs | Build AI Agent Workflows',
+    description:
+      'Open-source AI agent workflow builder used by 60,000+ developers. Visual drag-and-drop interface for building agentic workflows.',
+    images: [
+      {
+        url: '/og-image.png',
+        width: 1200,
+        height: 630,
+        alt: 'Sim — AI Agent Workflow Builder',
+      },
+    ],
+  },
+  twitter: {
+    card: 'summary_large_image',
+    site: '@simdotai',
+    creator: '@simdotai',
+    title: 'Sim — Workflows for LLMs',
+    description:
+      'Open-source AI agent workflow builder. Build and deploy agentic workflows with a visual drag-and-drop interface.',
+    images: ['/og-image.png'],
+  },
+  robots: {
+    index: true,
+    follow: true,
+    googleBot: {
+      index: true,
+      follow: true,
+      'max-video-preview': -1,
+      'max-image-preview': 'large',
+      'max-snippet': -1,
+    },
+  },
+  alternates: {
+    canonical: 'https://sim.ai',
+  },
+  other: {
+    'msapplication-TileColor': '#000000',
+    'theme-color': '#ffffff',
+  },
+}
+
+/**
+ * Landing page layout.
+ *
+ * Applies landing-specific font CSS variables to the subtree:
+ * - `--font-season` (Season Sans): Headings and display text
+ * - `--font-martian-mono` (Martian Mono): Code snippets and technical accents
+ *
+ * These CSS variables are available to all child components via Tailwind classes
+ * (`font-season`, `font-martian-mono`) or direct `var()` usage.
+ *
+ * The layout is a Server Component — no `'use client'` needed.
+ */
+export default function HomeLayout({ children }: { children: React.ReactNode }) {
+  return <div className={`${season.variable} ${martianMono.variable}`}>{children}</div>
+}

apps/sim/app/_styles/fonts/martian-mono/martian-mono.ts

@@ -0,0 +1,14 @@
+import { Martian_Mono } from 'next/font/google'
+
+/**
+ * Martian Mono font configuration
+ * Monospaced variable font used for code snippets, technical content, and accent text
+ * on the landing page. Supports weights 100-800.
+ */
+export const martianMono = Martian_Mono({
+  subsets: ['latin'],
+  display: 'swap',
+  variable: '--font-martian-mono',
+  weight: 'variable',
+  fallback: ['ui-monospace', 'SFMono-Regular', 'Menlo', 'Monaco', 'Consolas', 'monospace'],
+})

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

@@ -19,6 +19,7 @@ import {
 import { getBaseUrl } from '@/lib/core/utils/urls'
 import { getInputFormatExample as getInputFormatExampleUtil } from '@/lib/workflows/operations/deployment-utils'
 import { useUserPermissionsContext } from '@/app/workspace/[workspaceId]/providers/workspace-permissions-provider'
+import { runPreDeployChecks } from '@/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/deploy/hooks/use-predeploy-checks'
 import { CreateApiKeyModal } from '@/app/workspace/[workspaceId]/w/components/sidebar/components/settings-modal/components/api-keys/components'
 import { startsWithUuid } from '@/executor/constants'
 import { useA2AAgentByWorkflow } from '@/hooks/queries/a2a/agents'
@@ -38,6 +39,7 @@ import { useWorkspaceSettings } from '@/hooks/queries/workspace'
 import { usePermissionConfig } from '@/hooks/use-permission-config'
 import { useSettingsModalStore } from '@/stores/modals/settings/store'
 import { useWorkflowRegistry } from '@/stores/workflows/registry/store'
+import { mergeSubblockState } from '@/stores/workflows/utils'
 import { useWorkflowStore } from '@/stores/workflows/workflow/store'
 import type { WorkflowState } from '@/stores/workflows/workflow/types'
 import { A2aDeploy } from './components/a2a/a2a'
@@ -335,6 +337,20 @@ export function DeployModal({
     setDeployError(null)
     setDeployWarnings([])
 
+    const { blocks, edges, loops, parallels } = useWorkflowStore.getState()
+    const liveBlocks = mergeSubblockState(blocks, workflowId)
+    const checkResult = runPreDeployChecks({
+      blocks: liveBlocks,
+      edges,
+      loops,
+      parallels,
+      workflowId,
+    })
+    if (!checkResult.passed) {
+      setDeployError(checkResult.error || 'Pre-deploy validation failed')
+      return
+    }
+
     try {
       const result = await deployMutation.mutateAsync({ workflowId, deployChatEnabled: false })
       if (result.warnings && result.warnings.length > 0) {

apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/deploy/hooks/use-deployment.ts

@@ -2,9 +2,6 @@ import { useCallback, useState } from 'react'
 import { createLogger } from '@sim/logger'
 import { useNotificationStore } from '@/stores/notifications'
 import { useWorkflowRegistry } from '@/stores/workflows/registry/store'
-import { mergeSubblockState } from '@/stores/workflows/utils'
-import { useWorkflowStore } from '@/stores/workflows/workflow/store'
-import { runPreDeployChecks } from './use-predeploy-checks'
 
 const logger = createLogger('useDeployment')
 
@@ -25,36 +22,16 @@ export function useDeployment({
   const [isDeploying, setIsDeploying] = useState(false)
   const setDeploymentStatus = useWorkflowRegistry((state) => state.setDeploymentStatus)
   const addNotification = useNotificationStore((state) => state.addNotification)
-  const blocks = useWorkflowStore((state) => state.blocks)
-  const edges = useWorkflowStore((state) => state.edges)
-  const loops = useWorkflowStore((state) => state.loops)
-  const parallels = useWorkflowStore((state) => state.parallels)
 
   /**
    * Handle deploy button click
    * First deploy: calls API to deploy, then opens modal on success
-   * Redeploy: validates client-side, then opens modal if valid
+   * Already deployed: opens modal directly (validation happens on Update in modal)
    */
   const handleDeployClick = useCallback(async () => {
     if (!workflowId) return { success: false, shouldOpenModal: false }
 
     if (isDeployed) {
-      const liveBlocks = mergeSubblockState(blocks, workflowId)
-      const checkResult = runPreDeployChecks({
-        blocks: liveBlocks,
-        edges,
-        loops,
-        parallels,
-        workflowId,
-      })
-      if (!checkResult.passed) {
-        addNotification({
-          level: 'error',
-          message: checkResult.error || 'Pre-deploy validation failed',
-          workflowId,
-        })
-        return { success: false, shouldOpenModal: false }
-      }
       return { success: true, shouldOpenModal: true }
     }
 
@@ -101,17 +78,7 @@ export function useDeployment({
     } finally {
       setIsDeploying(false)
     }
-  }, [
-    workflowId,
-    isDeployed,
-    blocks,
-    edges,
-    loops,
-    parallels,
-    refetchDeployedState,
-    setDeploymentStatus,
-    addNotification,
-  ])
+  }, [workflowId, isDeployed, refetchDeployedState, setDeploymentStatus, addNotification])
 
   return {
     isDeploying,

apps/sim/lib/core/config/feature-flags.ts

@@ -1,7 +1,7 @@
 /**
  * Environment utility functions for consistent environment detection across the application
  */
-import { env, getEnv, isFalsy, isTruthy } from './env'
+import { env, isFalsy, isTruthy } from './env'
 
 /**
  * Is the application running in production mode
@@ -21,9 +21,10 @@ export const isTest = env.NODE_ENV === 'test'
 /**
  * Is this the hosted version of the application
  */
-export const isHosted =
-  getEnv('NEXT_PUBLIC_APP_URL') === 'https://www.sim.ai' ||
-  getEnv('NEXT_PUBLIC_APP_URL') === 'https://www.staging.sim.ai'
+// export const isHosted =
+//   getEnv('NEXT_PUBLIC_APP_URL') === 'https://www.sim.ai' ||
+//   getEnv('NEXT_PUBLIC_APP_URL') === 'https://www.staging.sim.ai'
+export const isHosted = true
 
 /**
  * Is billing enforcement enabled

apps/sim/stores/terminal/console/store.ts

@@ -62,6 +62,45 @@ const shouldSkipEntry = (output: any): boolean => {
   return false
 }
 
+interface NotifyBlockErrorParams {
+  error: unknown
+  blockName: string
+  workflowId?: string
+  logContext: Record<string, unknown>
+}
+
+/**
+ * Sends an error notification for a block failure if error notifications are enabled.
+ */
+const notifyBlockError = ({ error, blockName, workflowId, logContext }: NotifyBlockErrorParams) => {
+  const settings = getQueryClient().getQueryData<GeneralSettings>(generalSettingsKeys.settings())
+  const isErrorNotificationsEnabled = settings?.errorNotificationsEnabled ?? true
+
+  if (!isErrorNotificationsEnabled) return
+
+  try {
+    const errorMessage = String(error)
+    const displayName = blockName || 'Unknown Block'
+    const displayMessage = `${displayName}: ${errorMessage}`
+    const copilotMessage = `${errorMessage}\n\nError in ${displayName}.\n\nPlease fix this.`
+
+    useNotificationStore.getState().addNotification({
+      level: 'error',
+      message: displayMessage,
+      workflowId,
+      action: {
+        type: 'copilot',
+        message: copilotMessage,
+      },
+    })
+  } catch (notificationError) {
+    logger.error('Failed to create block error notification', {
+      ...logContext,
+      error: notificationError,
+    })
+  }
+}
+
 export const useTerminalConsoleStore = create<ConsoleStore>()(
   devtools(
     persist(
@@ -154,35 +193,12 @@ export const useTerminalConsoleStore = create<ConsoleStore>()(
           const newEntry = get().entries[0]
 
           if (newEntry?.error) {
-            const settings = getQueryClient().getQueryData<GeneralSettings>(
-              generalSettingsKeys.settings()
-            )
-            const isErrorNotificationsEnabled = settings?.errorNotificationsEnabled ?? true
-
-            if (isErrorNotificationsEnabled) {
-              try {
-                const errorMessage = String(newEntry.error)
-                const blockName = newEntry.blockName || 'Unknown Block'
-                const displayMessage = `${blockName}: ${errorMessage}`
-
-                const copilotMessage = `${errorMessage}\n\nError in ${blockName}.\n\nPlease fix this.`
-
-                useNotificationStore.getState().addNotification({
-                  level: 'error',
-                  message: displayMessage,
-                  workflowId: entry.workflowId,
-                  action: {
-                    type: 'copilot',
-                    message: copilotMessage,
-                  },
-                })
-              } catch (notificationError) {
-                logger.error('Failed to create block error notification', {
-                  entryId: newEntry.id,
-                  error: notificationError,
-                })
-              }
-            }
+            notifyBlockError({
+              error: newEntry.error,
+              blockName: newEntry.blockName || 'Unknown Block',
+              workflowId: entry.workflowId,
+              logContext: { entryId: newEntry.id },
+            })
           }
 
           return newEntry
@@ -376,6 +392,18 @@ export const useTerminalConsoleStore = create<ConsoleStore>()(
 
             return { entries: updatedEntries }
           })
+
+          if (typeof update === 'object' && update.error) {
+            const matchingEntry = get().entries.find(
+              (e) => e.blockId === blockId && e.executionId === executionId
+            )
+            notifyBlockError({
+              error: update.error,
+              blockName: matchingEntry?.blockName || 'Unknown Block',
+              workflowId: matchingEntry?.workflowId,
+              logContext: { blockId },
+            })
+          }
         },
 
         cancelRunningEntries: (workflowId: string) => {