Tracked subprocessors 26 of 28 Subprocessor of 210 Third parties loaded 1 Loaded by 26
+ − ⟲
28 third parties.
Name Purpose Location Listed since Amazon Web Services (AWS) Hosting, storage and generative AI services United States Oct 1, 2026 Anthropic AI Generative AI services United States Sep 22, 2026 Baseten Labs Inc AI Generative AI services and AI model inference services United States Sep 22, 2026 Cerebras Systems Inc AI Generative AI services and AI model inference services United States Sep 22, 2026 ClickHouse Analytics services United States Sep 22, 2026 Datadog Cloud monitoring and security services United States Sep 22, 2026 Discourse Community support and communication services United States Sep 22, 2026 Exa.ai AI search services United States Sep 22, 2026 Fireworks AI AI Generative AI services and AI model inference services United States Sep 22, 2026 Google Cloud computing, storage and generative AI services United States Sep 22, 2026 Groq AI Generative AI services and AI model inference services United States Sep 22, 2026 Honeycomb Real-time monitoring and debugging service United States Sep 22, 2026 Invisible Tools Inc (dba Raindrop.ai) AI monitoring and analytics services United States Sep 22, 2026 Kasada Fraud prevention services United States Sep 22, 2026 Knock Labs Customer notification services United States Sep 22, 2026 Microsoft Hosting, storage and generative AI services United States Sep 22, 2026 Neon Serverless storage services United States Sep 22, 2026 OpenAI AI Generative AI services United States Sep 22, 2026 Plain Customer support services United Kingdom Sep 22, 2026 Redis Real-time logging and security services United States Sep 22, 2026 Salesforce Customer relationship management (CRM) and support services United States Sep 22, 2026 SpaceX Generative AI services United States Sep 22, 2026 Stripe Payment processing services United States Sep 22, 2026 Tinybird Analytics services Spain Sep 22, 2026 tray.io Customer support process automation and productivity platform United States Sep 22, 2026 Twilio Customer communication services United States Sep 22, 2026 Upstash Serverless storage services United States Sep 22, 2026 WorkOS Audit log services United States Sep 22, 2026
Vercel's homepage made 113 requests to 3 domains, and 1 service controlled by another company.
Other (1): usually detected as Issue trackers: Sentry 1 third party by category: 1
Third parties 1 · 1 request
Sentry sentry.io <1% of the page's requests 1 First party 1 · 112 requests
Vercel HSTS Next.js 16.5.0-canary.38 Next.js App Router Open Graph PWA Priority Hints Prism React Sentry Sift Vercel Vercel Analytics Vercel Speed Insights 2.0.0-canary.1 Webpack 99% of the page's requests 112
1 tracked company loaded by the homepage is not in Vercel's subprocessor list. A website can use a service without it processing customer data.
1–50 of 210
Aaru aaru.com Engineering; Web hosting / CDN (frontend delivery) Acai Travel acaitravel.com Aijency aijency.ai Runs the application Aimdoc aimdoc.ai Airtable airtable.com Isolated code execution environment for Airtable’s AI features and routing of requests to AI model providers Aleph getaleph.com AI infrastructure Alguna alguna.com Dashboard hosting Anaconda anaconda.com Infrastructure and gateway API7.ai api7.ai Website Hosting & Analytics Arcade arcade.software Hosting and delivery of the Arcade web application and related edge services.; Infrastructure Ascendo ascendo.ai Hosting and content delivery for Ascendo's web application and front-end AssemblyAI assemblyai.com Engineering; Engineering; Hosts customer website dashboard; Provides certificate and encryption management AutoScaled autoscaled.com Web hosting & analytics Axiom axiom.co Engineering Beebole beebole.com Hosting of the marketing website (no Customer Data) Bento bentonow.com Website hosting Betterworks betterworks.com Cloud-based platform used to provide front-end services. Blacksmith blacksmith.sh Frontend hosting and edge delivery Blended Teaching blended-teaching.com hosts the web apps (Mayflower, Library, Educators) Blinq blinq.me Blutui blutui.com Third party hosting provider Braintrust braintrust.dev Cloud Provider Browser Use browser-use.com Browserbase browserbase.com Hosting; Provides frontend hosting, serverless functions, edge network services, and AI gateway. Responsible for serving and routing web traffic, executing serverless functions, and ensuring uptime of deployed applications. Browserbase controls the application code and data content; Vercel manages the hosting infrastructure, SSL, and CDN. Cal.com cal.com Campsite campsite.com Application hosting Cartesia cartesia.ai Edge computing and deployment platform; Web application hosting and deployment Cerebrium cerebrium.ai Hosting of the customer dashboard and documentation; Vercel Chainguard chainguard.dev Data infrastructure and hosting services ChargeBee chargebee.com Frontend cloud platform provider: Used to build and deploy web applications and frontend services, including performance optimization and caching. It supports capabilities such as Pricing Pages / Atomic Pricing. ChartMogul chartmogul.com We use Vercel to host web applications that integrate with Help Scout, our customer support ticketing system. These applications fetch and display data from other tools to improve support workflows, and Vercel processes the data to render it, but does not store the data. Chatbase.co chatbase.co Engineering Check Point Software Technologies checkpoint.com Web application hosting and delivery Civic Roundtable civicroundtable.com Infrastructure; Web frontend hosting of static assets. Clarity clarity.com Clerk clerk.com Webpage deployment Clerk Chat clerk.chat ClickUp™ clickup.com Application AI Functionality Climatiq climatiq.io Application Infrastructure Provider; Website hosting CodeRabbit coderabbit.ai IT infrastructure CodeSignal codesignal.com Frontend hosting / CDN; Infrastructure & Hosting Cohere cohere.com Web Application Hosting Cometly cometly.com Hosting and content delivery platform for Cometly's website and web application. May process IP addresses, request logs, and basic usage data. Vercel Privacy Composio composio.dev Backend processes all API requests via Vercel hosted service. Additionally, Vercel AI routes selected AI SDK model calls to configured model providers for workbench/runtime flows. We've enabled ZDR on Vercel. Context.dev context.dev Hosting the Context.dev website and dashboard. Conversion conversion.ai Engineering; Software Infrastructure Courier courier.com Cloud infrastructure Cribl cribl.io Critical Cloud criticalcloud.ai Application hosting Cursor cursor.com Web Hosting; Web hosting and compute services provider. Show next 50 Certified Says it complies with Certifications as Vercel's trust center lists them; reports are usually shared on request (evidence )
Aug 14: 1 incident (1 no impact stated) Aug 15: no incident reported Aug 16: no incident reported Aug 17: 1 incident (1 minor) Aug 18: 1 incident (1 no impact stated) Aug 19: no incident reported Aug 20: 2 incidents (2 major) Aug 21: no incident reported Aug 22: no incident reported Aug 23: no incident reported Aug 24: no incident reported Aug 25: 1 incident (1 minor) Aug 26: 1 incident (1 major) Aug 27: no incident reported Aug 28: no incident reported Aug 29: no incident reported Aug 30: no incident reported Aug 31: no incident reported Sep 1: 1 incident (1 major) Sep 2: no incident reported Sep 3: no incident reported Sep 4: 1 incident (1 minor) Sep 5: no incident reported Sep 6: no incident reported Sep 7: no incident reported Sep 8: no incident reported Sep 9: no incident reported Sep 10: 1 incident (1 major) Sep 11: no incident reported Sep 12: no incident reported Sep 13: no incident reported Sep 14: no incident reported Sep 15: no incident reported Sep 16: 2 incidents (1 minor, 1 no impact stated) Sep 17: 1 incident (1 no impact stated) Sep 18: 3 incidents (1 major, 1 minor, 1 no impact stated) Sep 19: no incident reported Sep 20: no incident reported Sep 21: no incident reported Sep 22: no incident reported Sep 23: no incident reported Sep 24: no incident reported Sep 25: no incident reported Sep 26: no incident reported Sep 27: no incident reported Sep 28: 1 incident (1 minor) Sep 29: no incident reported Sep 30: no incident reported Oct 1: no incident reported Oct 2: no incident reported Oct 3: no incident reported Oct 4: no incident reported Oct 5: no incident reported Oct 6: 2 incidents (1 major, 1 minor) Oct 7: no incident reported Oct 8: no incident reported Oct 9: no incident reported Oct 10: 1 incident (1 major) Oct 11: no incident reported Oct 12: 1 incident (1 major) Oct 13: no incident reported Oct 14: no incident reported Oct 15: no incident reported Oct 16: no incident reported Oct 17: no incident reported Oct 18: no incident reported Oct 19: no incident reported Oct 20: no incident reported Oct 21: no incident reported Oct 22: no incident reported Oct 23: 1 incident (1 minor) Oct 24: no incident reported Oct 25: no incident reported Oct 26: no incident reported Oct 27: no incident reported Oct 28: no incident reported Oct 29: no incident reported Oct 30: no incident reported Oct 31: no incident reported Nov 1: no incident reported Nov 2: no incident reported Nov 3: no incident reported Nov 4: no incident reported Nov 5: 1 incident (1 minor) Nov 6: no incident reported Nov 7: no incident reported Nov 8: no incident reported Nov 9: no incident reported Nov 10: 1 incident (1 minor) Nov 11: no incident reported 90 days ago today
24 incidents in 90 days9 major or critical55 min typical time to resolve6 h 36 min longest majorBegan Incident Impact Lasted Nov 10, 2026 Elevated Sandbox and Blob request latency and errors minor 1 min Nov 5, 2026 Build delays and degraded Vercel Dashboard performance minor 25 min Oct 23, 2026 Delays in Logs and Observability data minor 1 h 1 min Oct 12, 2026 Increased build and deployment failures major 6 h 36 min Oct 10, 2026 Delays in Drains, Observability, and Workflow in Washington (iad1) major 1 h 21 min Oct 6, 2026 Vercel Auth login failures for pages with Deployment Protection enabled major 15 min Oct 6, 2026 Elevated Sandbox error rates in Paris (cdg1) minor 24 min Sep 28, 2026 Build failures and 500 errors for functions using Edge runtime minor 27 min
Incidents per month 0 10 20 Dec 2025: 7 incidents (2 major, 4 minor, 1 no impact stated) · typical time to resolve 1 h 30 min Jan 2026: 5 incidents (1 major, 4 minor) · typical time to resolve 3 h 7 min Feb 2026: 9 incidents (2 major, 4 minor, 3 no impact stated) · typical time to resolve 2 h 40 min Mar 2026: 14 incidents (4 major, 9 minor, 1 no impact stated) · typical time to resolve 1 h 18 min Apr 2026: 18 incidents (1 major, 17 minor) · typical time to resolve 1 h 16 min May 2026: 19 incidents (2 major, 14 minor, 3 no impact stated) · typical time to resolve 1 h 24 min Jun 2026: 9 incidents (4 major, 4 minor, 1 no impact stated) · typical time to resolve 2 h Jul 2026: 14 incidents (1 critical, 3 major, 9 minor, 1 no impact stated) · typical time to resolve 1 h 33 min Aug 2026: 8 incidents (3 major, 3 minor, 2 no impact stated) · typical time to resolve 1 h 22 min Sep 2026: 10 incidents (3 major, 4 minor, 3 no impact stated) · typical time to resolve 59 min Oct 2026: 5 incidents (3 major, 2 minor) · typical time to resolve 1 h 1 min Nov 2026: 2 incidents (2 minor) · typical time to resolve 25 min Dec 2025 Jan 2026 Feb Mar Apr May Jun Jul Aug Sep Oct Nov critical major minor no impact stated
Components affected Component Incidents Bar Builds 6 Sandbox 3 Blob 2 Dashboard 2 Logs 2 Observability 2 Drains 1 Git Integrations 1
As Vercel's status page reports its own incidents (scheduled maintenance left out), read every few hours since Oct 5, 2025 (evidence )
355 reported incidents in the last 30 days, by 16 of the vendors Vercel lists as subprocessors.
A subprocessor list names a company, not the service an incident touched. This does not show that Vercel was involved.
Date Company Incident Impact Lasted Nov 11, 2026 Model APIs are down for all models critical 21 min Nov 11, 2026 Provisioning and scaling operations may take longer in AWS ap-northeast-1 Tokyo minor ongoing Nov 11, 2026 SMS Delivery Failures from Twilio to Turkcell Turkey minor 3 h 54 min Nov 11, 2026 Service Degradation for GLM 5.3 minor 24 min Nov 11, 2026 Service Degradation for DeepSeek V4.1 Flash 1017 minor 1 h 25 min Nov 11, 2026 Retroactive Incident Impacting Twilio Usage APIs no impact stated 1 min Nov 10, 2026 Elevated errors on Fable 52 and Mythos 52 no impact stated 1 min Nov 10, 2026 Issue resolved minor 1 h 43 min Nov 10, 2026 SMS Delivery Receipt Delays from Twilio Phone Numbers to Movistar Venezuela minor 3 h 26 min Nov 10, 2026 Service Degradation for Kimi K3 minor ongoing Nov 10, 2026 Service Degradation for Kimi K3 US minor 1 h 5 min Nov 10, 2026 Gateway API (Lookup API) Failure Increase on Verizon in United States minor 10 h 23 min Nov 10, 2026 Incorrect cost data in Costs API exports no impact stated 2 h 20 min Nov 9, 2026 Elevated Errors On API minor 42 min Nov 9, 2026 Help Center errors no impact stated — Nov 9, 2026 WhatsApp Business API Message Send Failures minor 16 h 29 min Nov 9, 2026 Elevated ChatGPT Conversation Errors minor 52 min Nov 9, 2026 Voice Call Failures from a Subset of Twilio Phone Numbers to Chile minor 19 h 20 min Nov 9, 2026 Voice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom minor 5 h 18 min Nov 9, 2026 SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Multiple Networks in Italy minor 3 h 14 min Nov 9, 2026 SMS Delivery Delays and Failures from Twilio to Spusu United Kingdom minor 3 h 26 min Nov 9, 2026 SMS Delivery Receipt Delays from Twilio to Bouygues Telecom France minor 13 h 31 min Nov 9, 2026 Intermittent API errors on write actions minor 2 h 54 min Nov 9, 2026 SMS Delivery Failures from Network Subscribers in Germany to a Subset of Twilio Long Codes minor 8 h 40 min Nov 9, 2026 SMS Delivery Failures from Twilio to ETL Laos minor 16 h 8 min
And 330 more. All of them: CSV · Who is around them .
See the list as we read it on any date: Time machine
None since tracking began.
VercelAaru aaru.com Engineering; Web hosting / CDN (frontend delivery)
Acai Travel acaitravel.com
Aijency aijency.ai Runs the application
Aimdoc aimdoc.ai
Airtable airtable.com Isolated code execution environment for Airtable’s AI features and routing of requests to AI model providers
Aleph getaleph.com AI infrastructure
Alguna alguna.com Dashboard hosting
Anaconda anaconda.com Infrastructure and gateway
API7.ai api7.ai Website Hosting & Analytics
Arcade arcade.software Hosting and delivery of the Arcade web application and related edge services.; Infrastructure
Ascendo ascendo.ai Hosting and content delivery for Ascendo's web application and front-end
AssemblyAI assemblyai.com Engineering; Engineering; Hosts customer website dashboard; Provides certificate and encryption management
AutoScaled autoscaled.com Web hosting & analytics
Axiom axiom.co Engineering
Beebole beebole.com Hosting of the marketing website (no Customer Data)
Bento bentonow.com Website hosting
Betterworks betterworks.com Cloud-based platform used to provide front-end services.
Blacksmith blacksmith.sh Frontend hosting and edge delivery
Blended Teaching blended-teaching.com hosts the web apps (Mayflower, Library, Educators)
Blinq blinq.me
Blutui blutui.com Third party hosting provider
Braintrust braintrust.dev Cloud Provider
Browser Use browser-use.com
Browserbase browserbase.com Hosting; Provides frontend hosting, serverless functions, edge network services, and AI gateway. Responsible for serving and routing web traffic, executing serverless functions, and ensuring uptime of deployed applications. Browserbase controls the application code and data content; Vercel manages the hosting infrastructure, SSL, and CDN.
Cal.com cal.com
Campsite campsite.com Application hosting
Cartesia cartesia.ai Edge computing and deployment platform; Web application hosting and deployment
Cerebrium cerebrium.ai Hosting of the customer dashboard and documentation; Vercel
Chainguard chainguard.dev Data infrastructure and hosting services
ChargeBee chargebee.com Frontend cloud platform provider: Used to build and deploy web applications and frontend services, including performance optimization and caching. It supports capabilities such as Pricing Pages / Atomic Pricing.
ChartMogul chartmogul.com We use Vercel to host web applications that integrate with Help Scout, our customer support ticketing system. These applications fetch and display data from other tools to improve support workflows, and Vercel processes the data to render it, but does not store the data.
Chatbase.co chatbase.co Engineering
Check Point Software Technologies checkpoint.com Web application hosting and delivery
Civic Roundtable civicroundtable.com Infrastructure; Web frontend hosting of static assets.
Clarity clarity.com
Clerk clerk.com Webpage deployment
Clerk Chat clerk.chat
ClickUp™ clickup.com Application AI Functionality
Climatiq climatiq.io Application Infrastructure Provider; Website hosting
CodeRabbit coderabbit.ai IT infrastructure
CodeSignal codesignal.com Frontend hosting / CDN; Infrastructure & Hosting
Cohere cohere.com Web Application Hosting
Cometly cometly.com Hosting and content delivery platform for Cometly's website and web application. May process IP addresses, request logs, and basic usage data. Vercel Privacy
Composio composio.dev Backend processes all API requests via Vercel hosted service. Additionally, Vercel AI routes selected AI SDK model calls to configured model providers for workbench/runtime flows. We've enabled ZDR on Vercel.
Context.dev context.dev Hosting the Context.dev website and dashboard.
Conversion conversion.ai Engineering; Software Infrastructure
Courier courier.com Cloud infrastructure
Cribl cribl.io
Critical Cloud criticalcloud.ai Application hosting
Cursor cursor.com Web Hosting; Web hosting and compute services provider.
