クラウド・サービスの障害情報
10月13日(火)
Increased build and deployment failures
Oct 12 , 20:11 UTC Resolved - This incident has been resolved. Oct 12 , 19:56 UTC Monitoring - The backlog of deployment events has been processed. We will continue to monitor and provide additional updates as they become available. Oct 12 , 18:33 UTC Update - Deployment events, such as updating the deployment status on pull requests, are delayed and the backlog is being processed. We will provide additional updates as they become available. Oct 12 , 16:10 UTC Update - We are continuing to work on a fix. Due to an upstream incident at GitHub (https://www.githubstatus.com/incidents/93njd414rpb…
10月10日(土)
Delays in Drains, Observability, and Workflow in Washington (iad1)
Oct 10 , 01:37 UTC Resolved - All services have recovered. Oct 10 , 01:12 UTC Monitoring - Delayed Drains deliveries, Observability data, and Build logs have been processed now. We are continuing to monitor and we will provide additional updates as they become available. Oct 10 , 00:35 UTC Identified - A fix has been implemented and delivery has resumed. Delayed Drains deliveries and Observability data are being processed. We are continuing to monitor. Oct 10 , 00:15 UTC Investigating - We've identified an issue where some customers may experience delayed drain delivery, delayed logs, metrics…
10月7日(水)
Vercel Auth login failures for pages with Deployment Protection enabled
Oct 6 , 16:26 UTC Resolved - This incident has been resolved. Oct 6 , 16:17 UTC Monitoring - A fix has been implemented and we are monitoring the results. Oct 6 , 16:14 UTC Identified - The issue has been identified and a fix is being implemented. Oct 6 , 16:10 UTC Investigating - We are investigating an issue causing Vercel Auth login failures for pages with Deployment Protection enabled. We will provide an update as more information becomes available.
10月6日(火)
Elevated Sandbox error rates in Paris (cdg1)
Oct 6 , 09:36 UTC Resolved - This incident has been resolved. Oct 6 , 09:31 UTC Monitoring - A fix has been implemented and we are monitoring the results. Oct 6 , 09:27 UTC Update - We are seeing signs of recovery in Sandbox in Paris, France (cdg1). We will share updates as they become available. Oct 6 , 09:12 UTC Identified - We've identified an issue where some customers may experience elevated error rates with Sandbox in Paris, France (cdg1). We are currently investigating this issue. We will share updates as they become available.
9月28日(月)
Build failures and 500 errors for functions using Edge runtime
Sep 28 , 14:11 UTC Resolved - This incident has been resolved. Sep 28 , 13:44 UTC Monitoring - A small number of customers who built or deployed functions using Edge runtime between 13:01 and 13:11 UTC experienced elevated rates of build failures due to unexpected error. Some builds succeeded but resulted in 500 errors from functions using Edge runtime. Re-deploy functions using Edge runtime to accelerate remediation.
9月19日(土)
Deployment stuck in initializing state
Sep 18 , 22:31 UTC Resolved - This incident has been resolved. Sep 18 , 22:14 UTC Monitoring - We have identified an issue causing deployments to get stuck in an initialized state, applied a fix, and are seeing signs of recovery for new deployments. We are continuing to monitor. Sep 18 , 21:36 UTC Investigating - We are currently investigating an issue causing an elevated rate of deployments getting stuck in an initializing state. We will provide additional updates as they become available.
Elevated Errors Triggering Deployments
Sep 18 , 21:22 UTC Resolved - The issue causing elevated errors triggering deployments has been resolved. Existing deployments and traffic are unaffected and no action is required. Sep 18 , 21:13 UTC Monitoring - A fix has been implemented and we are monitoring the results. Sep 18 , 21:07 UTC Identified - The issue has been identified and a fix is being implemented. Sep 18 , 20:56 UTC Update - We are continuing to investigate an issue causing elevated errors triggering deployments. We'll provide additional updates as they become available. Sep 18 , 20:32 UTC Investigating - We are currently i…
9月18日(金)
Elevated Vercel KMS and Connect Errors
Sep 18 , 12:00 UTC Resolved - Customers using Vercel KMS, Connect, Passport, or the Snowflake V0 Integration may have experienced elevated errors. We have resolved the incident and are continuing to monitor.
9月17日(木)
Failures delivering Logs to Drains
Sep 17 , 07:11 UTC Resolved - Between September 16, 2026 11:06 UTC and September 17, 2026 07:11 UTC, some customers experienced failed drain deliveries. An update caused larger payloads to exceed a 5 MB delivery-size limit at some Drain destinations. We have implemented a fix that splits larger payloads into smaller payloads before delivery. Affected Drains data could not be redelivered.
9月16日(水)
Missing Web Analytics and Speed Insights data
Sep 16 , 14:00 UTC Resolved - Between 14:00 UTC and 15:40 UTC, Web Analytics and Speed Insights were degraded, resulting in some missing data in the dashboard during the affected time period. We identified the issue and landed a fix, and Web Analytics and Speed Insights have recovered. No additional actions are required.
Invoice Generation Paused
Sep 16 , 03:21 UTC Resolved - Invoice generation has been re-enabled. --- We've identified the issue and expect to resolve by end-of-day today. --- We've temporarily paused invoice generation. Invoices may arrive later than usual. Product availability and usage are unaffected, and no further action is required. We're working on an update to re-enable invoice generation and we'll provide another update when invoicing resumes.
9月11日(金)
Elevated error rate on Connect and Passport
Sep 10 , 19:16 UTC Resolved - Connect and Passport have fully recovered. This incident has been resolved. Sep 10 , 18:13 UTC Identified - The issue has been identified and a fix is being implemented. Sep 10 , 17:42 UTC Investigating - We've identified an issue where some customers may experience increased errors from Connect and Passport. We are currently investigating this issue. We will provide additional updates as they become available.
9月5日(土)
Elevated latency in VCR, Blob, and Sandbox API
Sep 4 , 20:27 UTC Resolved - Blob has fully recovered. This incident has been resolved. Sep 4 , 20:19 UTC Update - Elevated latency has recovered for VCR and Sandbox. We are continuing to investigate elevated latency affecting Blob and will provide another update shortly. Sep 4 , 20:05 UTC Monitoring - The fix has been rolled out and we are seeing signs of recovery. Sep 4 , 19:55 UTC Update - The fix is currently being rolled out. We'll provide another update once the rollout is complete and we're beginning to see signs of recovery. Sep 4 , 19:33 UTC Update - We are continuing to work on a fi…
9月2日(水)
Increased deployment failures
Sep 1 , 20:58 UTC Resolved - This incident has been resolved. Builds have recovered. Sep 1 , 20:49 UTC Update - We are continuing to monitor for any further issues. Sep 1 , 20:45 UTC Monitoring - We are seeing recovery in Builds and are continuing to monitor. Sep 1 , 20:37 UTC Identified - We have identified the issue and are working on a fix. We are seeing recovery as the fix is deployed. We will provide additional updates as they become available. Sep 1 , 20:27 UTC Update - We are actively working to fix an issue causing some deployments that use IAD1 Function regions or Routing Middleware…
8月26日(水)
Failures logging in with Vercel CLI
Aug 26 , 04:28 UTC Resolved - This incident has been resolved. Aug 26 , 04:28 UTC Identified - The team has identified the source of the issue and is testing a fix. Aug 26 , 03:15 UTC Update - We are investigating errors logging in with Vercel CLI (vc login). Aug 26 , 03:06 UTC Investigating - We are investigating errors logging in with Vercel CLI (vc login).
Elevated build initialization times
Aug 25 , 20:05 UTC Resolved - This incident has been resolved. Aug 25 , 19:57 UTC Monitoring - A fix has been implemented and we are monitoring the results. Aug 25 , 19:37 UTC Identified - The issue has been identified and a fix is being implemented. Aug 25 , 19:27 UTC Investigating - We're investigating elevated initialization times for some builds. We will provide updates as we learn more.
8月21日(金)
New container functions are failing
Aug 20 , 18:34 UTC Resolved - This incident has been resolved. Aug 20 , 18:23 UTC Monitoring - We have deployed a fix. Newly deployed container functions are working as expected. Aug 20 , 17:46 UTC Identified - We've identified an issue where newly deployed container functions may return 5XX errors. Customers can use a previously working container function deployment as a temporary mitigation. We are working on a fix and will provide additional updates as they become available.
8月20日(木)
Logs unavailable to query in Dashboard
Aug 20 , 11:25 UTC Resolved - The system is operating normally and fully recovered. Aug 20 , 11:21 UTC Monitoring - We identified the source of the failure and implemented a fix. Runtime logs can be queried from Dashboard again. We are continuing to monitor. Aug 20 , 11:14 UTC Investigating - We are investigating a failure to query runtime logs in the Dashboard. Log ingestion and querying build logs are unaffected.
8月19日(水)
Elevated errors for Workflow streams
Aug 18 , 23:00 UTC Resolved - From 10:57pm to 11:43pm UTC, a percentage of Workflows streams calls failed. Workflow steps that had a failing stream call would retry, and if the step hit the max retries, the workflow failed. Workflow streams have recovered and are working correctly now.
8月18日(火)
Partial disruption of Observability, Analytics, Firewall, Usage, and Login in Dashboard
Aug 17 , 21:25 UTC Resolved - Services have recovered. We are still working to ingest missing observability data during this period. Aug 17 , 20:13 UTC Update - Services have recovered. We are still working to ingest missing observability data during this period. Aug 17 , 17:51 UTC Update - Login with TOTP has completely recovered. We are still working to ingest missing observability data during this period. We will share more information as it becomes available. Aug 17 , 16:46 UTC Update - We are continuing to monitor for any further issues. Aug 17 , 16:44 UTC Monitoring - We have implemente…
8月14日(金)
Dynamic API routes returned 404 errors for some deployments
Aug 14 , 13:08 UTC Resolved - This incident has been resolved. Between August 12, 17:12 UTC and August 13, 20:33 UTC, some Vercel deployments could return 404 errors from dynamic API routes. Deployments built on Vercel during this period were affected only if they met all three conditions: used Next.js 16.2 or earlier, used the Pages Router with internationalization (i18n configured in next.config.js), and used dynamic API routes, such as pages/api/[slug].ts or pages/api/[...path].ts. Deployments built outside Vercel (with vercel deploy --prebuilt) were not affected, and existing deployments…
8月7日(金)
Delays delivering log drains
Aug 6 , 18:29 UTC Resolved - This incident has been resolved. Log drain delivery has recovered and remaining delayed deliveries have been processed. Aug 6 , 18:19 UTC Monitoring - Log drain delivery has recovered. We are monitoring while remaining delayed deliveries are processed. Aug 6 , 17:48 UTC Update - We are beginning to see recovery and continue to work on the issue. We will provide updates as they become available. Aug 6 , 17:06 UTC Identified - We've identified the issue and are working on a fix. We will provide updates as they become available. Aug 6 , 16:58 UTC Update - We continue…
7月24日(金)
Telemetry data loss for Drains
Jul 23 , 19:00 UTC Resolved - Between 19:12 and 19:18 UTC on July 23, 2026, telemetry forwarded through Drains was not delivered. Traces and events forwarded via Drains during this window were dropped and are unrecoverable. Logs forwarded via Drains during this window were also not delivered, but remain accessible in the Logs UI dashboard, where they can also be exported. We have deployed a fix and are adding additional monitoring to detect and prevent this failure mode from happening in the future. We know how much you rely on this data, and we sincerely apologize for the disruption.
7月23日(木)
Timeouts loading charts and observability data in Dashboard
Jul 23 , 08:18 UTC Resolved - This incident has been resolved. Jul 23 , 07:55 UTC Monitoring - The team identified the source of the issue and a fix has been implemented. We are starting to see recovery. Charts and observability data should be loading again for Firewall, Observability, Sandboxes, Speed Insights, Web Analytics, and Workflows. We continue to monitor. Jul 23 , 07:33 UTC Investigating - We are currently investigating timeouts loading observability data for Firewall, Observability, Sandboxes, Speed Insights, Web Analytics, and Workflows. This impacts charts in the Dashboard.