--- title: Claude is down as Anthropic investigates errors across... description: Anthropic is investigating elevated error rates affecting Claude.ai (web, desktop, mobile), Claude Code, Claude Cowork, and the Claude API. Users reported... canonical: https://daily.dev/posts/claude-is-down-as-anthropic-investigates-errors-across-its-services-pz5pffz7s twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Claude is down as Anthropic investigates errors across its services | daily.dev og:description: Anthropic is investigating elevated error rates affecting Claude.ai (web, desktop, mobile), Claude Code, Claude Cowork, and the Claude API. Users reported... og:url: https://daily.dev/posts/claude-is-down-as-anthropic-investigates-errors-across-its-services-pz5pffz7s og:image: https://api.daily.dev/og/posts/pz5pffZ7s.png og:image:alt: Claude is down as Anthropic investigates errors across its services og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Claude is down as Anthropic investigates errors across its services **[The Next Web](https://daily.dev/sources/tnw)** · 2 min read · 13 upvotes · 0 comments ## Summary Anthropic is investigating elevated error rates affecting Claude.ai (web, desktop, mobile), Claude Code, Claude Cowork, and the Claude API. Users reported failed requests, errors loading or sending conversations, and repeated sign-in prompts. The incident began at 14:21 UTC and was confirmed to affect the API seven minutes later; no cause or resolution time has been given. This follows a separate incident on September 22 that affected several Claude models (Opus 5, Mythos 5.1, Fable 5.1) and was resolved in about 98 minutes. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Questions this post answers ### Is Claude down right now, and which services are affected? Anthropic reported elevated error rates affecting Claude.ai (web, desktop, and mobile apps), Claude Code, Claude Cowork, and portions of the Claude API. Users encountered failed requests, errors loading or sending conversations, and repeated sign-in prompts. The incident was first listed as investigating at 14:21 UTC, with API impact confirmed seven minutes later; no cause or fix time was disclosed. _Teams depending on Claude for coding workflows can follow outage coverage and workarounds on daily.dev._ ### How long did the previous Claude outage on September 22 last? The September 22 incident, which caused a rise in errors across several Claude models including Opus 5, Mythos 5.1, and Fable 5.1, was resolved after about one hour and thirty-eight minutes according to a third-party archive of Anthropic's status data. _Developers tracking Claude reliability trends can keep tabs on incident history via daily.dev._ ## Similar posts on daily.dev - [Anthropic confirms Claude is down worldwide](https://daily.dev/posts/anthropic-confirms-claude-is-down-worldwide-zoel2tosx) · BleepingComputer · 2 upvotes · 0 comments - [Claude outage hits multiple models again](https://daily.dev/posts/claude-outage-hits-multiple-models-again-aaqubavnm) · The Next Web · 8 upvotes · 1 comments - [Anthropic confirms Claude is down in major outage affecting multiple services](https://daily.dev/posts/anthropic-confirms-claude-is-down-in-major-outage-affecting-multiple-services-gbtepm1tg) · BleepingComputer · 8 upvotes · 1 comments --- Tags: [#claude](https://daily.dev/tags/claude), [#anthropic](https://daily.dev/tags/anthropic), [#claude-code](https://daily.dev/tags/claude-code) [View this post on daily.dev](https://daily.dev/posts/claude-is-down-as-anthropic-investigates-errors-across-its-services-pz5pffz7s) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Claude is down as Anthropic investigates errors across its services","url":"https://daily.dev/posts/claude-is-down-as-anthropic-investigates-errors-across-its-services-pz5pffz7s","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/claude-is-down-as-anthropic-investigates-errors-across-its-services-pz5pffz7s"},"datePublished":"2026-09-29T14:46:17.158Z","dateModified":"2026-09-29T19:19:20.337Z","description":"Anthropic is investigating elevated error rates affecting Claude.ai (web, desktop, mobile), Claude Code, Claude Cowork, and the Claude API. 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Users encountered failed requests, errors loading or sending conversations, and repeated sign-in prompts. The incident was first listed as investigating at 14:21 UTC, with API impact confirmed seven minutes later; no cause or fix time was disclosed. Teams depending on Claude for coding workflows can follow outage coverage and workarounds on daily.dev."}},{"@type":"Question","name":"How long did the previous Claude outage on September 22 last?","acceptedAnswer":{"@type":"Answer","text":"The September 22 incident, which caused a rise in errors across several Claude models including Opus 5, Mythos 5.1, and Fable 5.1, was resolved after about one hour and thirty-eight minutes according to a third-party archive of Anthropic's status data. Developers tracking Claude reliability trends can keep tabs on incident history via daily.dev."}}]} ```