Is Anthropic API down right now?
No, it is up
Operational · All systems operational
Components
- Claude Console (platform.claude.com)Operational
- Claude API (api.anthropic.com)Operational
User reports
Having trouble with Anthropic API? Reports are anonymous and only counted, no cookies.
Anthropic API uptime, last 90 days
Each bar is one UTC day, coloured by the worst state we saw on the official status page.
Recent Anthropic API incidents
Elevated errors for Claude Sonnet 5.5 · 27 Oct 2026, 15:09 UTC · 41 min · major
resolved · 27 Oct 2026, 15:50 UTC
The issue affecting claude.ai, the Claude API, Claude Code, and Claude Cowork has been resolved. Impact occurred from 07:42 PT / 14:42 UTC to 08:17 PT / 15:17 UTC.
identified · 27 Oct 2026, 15:09 UTC
We are investigating elevated errors on requests to Claude Sonnet 5.5. We will provide an update as soon as possible.
Elevated errors for Claude Sonnet 5.5 · 27 Oct 2026, 09:14 UTC · 42 min · major
resolved · 27 Oct 2026, 09:56 UTC
The issue affecting Claude services has been resolved.
monitoring · 27 Oct 2026, 09:38 UTC
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
investigating · 27 Oct 2026, 09:14 UTC
We are investigating elevated errors on requests to Claude Sonnet 5.5. We will provide an update as soon as possible.
Elevated errors for Claude Fable 5.1 · 25 Oct 2026, 08:17 UTC · 32 min · major
resolved · 25 Oct 2026, 08:49 UTC
The issue affecting Claude services has been resolved. Impact occurred from 01:08 PT / 08:08 UTC to 01:29 PT / 08:29 UTC.
monitoring · 25 Oct 2026, 08:30 UTC
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
identified · 25 Oct 2026, 08:17 UTC
We have identified the cause of elevated errors on requests to Claude Fable 5.1 and are working on a fix. We will provide an update as soon as possible.
investigating · 25 Oct 2026, 08:17 UTC
We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.
Elevated errors for Claude Sonnet 5.5 and other models · 25 Oct 2026, 06:14 UTC · 1 h 39 min · major
resolved · 25 Oct 2026, 07:53 UTC
The issue affecting Claude services has been resolved. Impact occurred from 23:05 PT on October 24 / 06:05 UTC on October 25 to 23:35 PT on October 24 / 06:35 UTC on October 25.
monitoring · 25 Oct 2026, 06:35 UTC
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
identified · 25 Oct 2026, 06:27 UTC
We have identified the cause of elevated errors on requests to Claude Sonnet 5.5 and are working on a fix. We will provide an update as soon as possible.
investigating · 25 Oct 2026, 06:14 UTC
We are investigating elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, Claude Opus 5.5, Claude Sonnet 5.5, and Claude Haiku 5.5. We will provide an update as soon as possible.
Elevated errors for Claude Fable 5 and Claude Fable 5.1 · 24 Oct 2026, 05:16 UTC · 37 min · major
resolved · 24 Oct 2026, 05:53 UTC
The issue affecting Claude services has been resolved. Impact occurred from 22:00 PT on October 23 / 05:00 UTC on October 24 to 22:35 PT on October 23 / 05:35 UTC on October 24.
monitoring · 24 Oct 2026, 05:41 UTC
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
identified · 24 Oct 2026, 05:40 UTC
We have identified the cause of elevated errors on requests to other Claude models and are working on a fix. We will provide an update as soon as possible.
identified · 24 Oct 2026, 05:24 UTC
We have identified the cause of elevated errors on requests to other Claude models and are working on a fix. We will provide an update as soon as possible.
investigating · 24 Oct 2026, 05:16 UTC
We are investigating elevated errors on requests to other Claude models. We will provide an update as soon as possible.
Elevated errors for Claude Opus 5.5 · 24 Oct 2026, 00:31 UTC · 6 min · major
resolved · 24 Oct 2026, 00:37 UTC
The issue affecting Claude Opus 5.5 has been resolved. Impact occurred from 17:23 PT on October 23 / 00:23 UTC on October 24 to 17:34 PT on October 23 / 00:34 UTC on October 24.
investigating · 24 Oct 2026, 00:31 UTC
We are investigating elevated errors on requests to Claude Opus 5.5. We will provide an update as soon as possible.
Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5 · 23 Oct 2026, 23:37 UTC · 34 min · critical
resolved · 24 Oct 2026, 00:11 UTC
The issue affecting Claude models has been resolved. Impact occurred from 16:28 PT / 23:28 UTC on October 23 to 16:59 PT / 23:59 UTC on October 23.
monitoring · 23 Oct 2026, 23:54 UTC
We are seeing success rates return to normal for all affected models, and are continuing to monitor to ensure no further issues.
identified · 23 Oct 2026, 23:39 UTC
We have identified the cause of elevated errors on requests to Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5, as well as fast mode requests to Opus 5.5 and are working on a fix. We will provide an update as soon as possible.
investigating · 23 Oct 2026, 23:37 UTC
We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.
Degraded performance for Claude Fable 5 · 21 Oct 2026, 19:49 UTC · 40 min · minor
resolved · 21 Oct 2026, 20:29 UTC
The issue affecting other Claude models has been resolved.
investigating · 21 Oct 2026, 19:49 UTC
We are investigating elevated errors on requests to Claude Fable 5. We will provide an update as soon as possible.
Elevated errors on platform.claude.com · 7 Oct 2026, 13:25 UTC · 6 days · major
resolved · 13 Oct 2026, 18:00 UTC
This issue has been resolved.
monitoring · 7 Oct 2026, 21:44 UTC
We've mitigated the errors loading usage data on platform.claude.com and in the Admin API usage report. While we work on a full fix, the most recent ~30 minutes of usage may take longer to appear on the platform.claude.com. API requests are not affected, and we will provide additional updates here.
identified · 7 Oct 2026, 17:28 UTC
We've identified the cause of errors loading usage data. The Admin API usage report has recovered, and fixes for the platform.claude.com Usage and Rate limits pages are in progress. The most recent 30 minutes of usage may be delayed. Core functionality is not affected.
investigating · 7 Oct 2026, 16:36 UTC
We are continuing to work on elevated errors affecting usage data on the platform.claude.com Usage and Rate limits pages and the Admin API usage report. A mitigation for the Usage page and the Admin API usage report is rolling out; once it is in place, the most recent usage may take about 30 minutes to appear there. Core functionality is not affected.
investigating · 7 Oct 2026, 13:25 UTC
We are investigating elevated errors affecting usage data on the platform.claude.com Usage page and the Admin API usage report. Core functionality is not affected. We will provide an update as soon as possible.
Elevated errors loading usage data on platform.claude.com · 7 Oct 2026, 01:20 UTC · 1 h 13 min · major
resolved · 7 Oct 2026, 02:33 UTC
This incident has been resolved. From 17:00 PT on October 6 / 00:00 UTC on October 7 to 18:40 PT on October 6 / 01:40 UTC on October 7, many requests to load usage data on the platform.claude.com Usage page and the Admin API usage report returned errors.
investigating · 7 Oct 2026, 01:20 UTC
We are investigating elevated errors loading usage data on the platform.claude.com Usage page and the Admin API usage report endpoint since 5 PM PT. Messages API requests are not affected. We will provide an update as soon as possible.
Elevated errors for Claude Opus 5.5 · 6 Oct 2026, 12:24 UTC · 19 min · major
resolved · 6 Oct 2026, 12:43 UTC
The issue affecting Claude Opus 5.5 has been resolved.
identified · 6 Oct 2026, 12:37 UTC
We have identified the cause of elevated errors on requests to Claude Opus 5.5 and are working on a fix. We will provide an update as soon as possible.
investigating · 6 Oct 2026, 12:24 UTC
We are investigating elevated errors on requests to Claude Opus 5.5. We will provide an update as soon as possible.
Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1 · 5 Oct 2026, 13:05 UTC · 16 min · major
resolved · 5 Oct 2026, 13:21 UTC
The issue affecting Claude Mythos 5.1 and Claude Fable 5.1 has been resolved. Impact occurred from 05:40 PT / 12:40 UTC to 06:10 PT / 13:10 UTC.
investigating · 5 Oct 2026, 13:05 UTC
We are investigating elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1. We will provide an update as soon as possible.
Delayed credits on the Claude Platform · 1 Oct 2026, 16:20 UTC · 6 h 16 min · minor
resolved · 1 Oct 2026, 22:36 UTC
This issue has been resolved.
monitoring · 1 Oct 2026, 18:23 UTC
We have resolved the issue causing delays in credits being applied after purchase. We are monitoring closely to ensure no further issues.
investigating · 1 Oct 2026, 16:20 UTC
We are investigating delays in credit purchases being reflected in account balances, resulting in some requests failing for insufficient credit balance. We will provide an additional update as soon as possible.
Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude API · 29 Sept 2026, 14:21 UTC · 2 h 6 min · major
resolved · 29 Sept 2026, 16:27 UTC
The issue affecting Claude.ai, the Claude desktop and mobile apps, Claude Code, Claude Cowork, and the Claude API has been resolved, and services have been operating normally since recovery. Impact occurred from 07:00 PT / 14:00 UTC to 07:59 PT / 14:59 UTC.
monitoring · 29 Sept 2026, 15:30 UTC
All services have been operating normally since 14:59 UTC. We are continuing to monitor.
monitoring · 29 Sept 2026, 15:11 UTC
Most services have recovered as of 14:59 UTC. Signing in, starting new chats, voice conversations, Claude Code and Cowork sessions, purchases and file uploads are working again. Some messages sent between 14:00 and 14:59 UTC may not have been saved. We are monitoring closely and will post another update within 30 minutes.
investigating · 29 Sept 2026, 15:00 UTC
The errors that began at 14:00 UTC were mitigated at 14:36 UTC, and existing conversations are mostly working again. A second issue is preventing many users from signing in (single sign-on and Sign in with Apple are unavailable), starting new chats, voice conversations and Claude Code or Cowork sessions, making purchases, and uploading files. If you're signed in, please don't sign out. We're working on a fix and will post another update within 30 minutes.
investigating · 29 Sept 2026, 14:41 UTC
We have applied a mitigation and error rates have dropped substantially. Some sign-in attempts, account actions and Claude Code and Cowork sessions are still failing. We are continuing to work on a full fix.
investigating · 29 Sept 2026, 14:30 UTC
We are investigating reports of degraded performance affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork. We will provide an update as soon as possible.
investigating · 29 Sept 2026, 14:28 UTC
We are investigating elevated error rates affecting Claude.ai (including the desktop and mobile apps), Claude Code and Claude Cowork. Some requests to the Claude API are also returning errors. We will provide an update as soon as possible.
investigating · 29 Sept 2026, 14:21 UTC
We are investigating elevated error rates affecting Claude.ai (including the desktop and mobile apps), Claude Code and Claude Cowork. Users may see failed requests, errors loading or sending conversations, or be asked to sign in again; retrying may succeed. We will provide an update as soon as possible.
Elevated errors for multiple models · 22 Sept 2026, 00:57 UTC · 1 h 38 min · major
resolved · 22 Sept 2026, 02:35 UTC
This issue has been resolved. Impact occurred from 5:50pm PT / 00:50 UTC to 7:10pm PT / 02:10 UTC.
monitoring · 22 Sept 2026, 02:11 UTC
We have seen success rates return to normal across affected models, and are monitoring closely to ensure no further issues.
identified · 22 Sept 2026, 01:35 UTC
We are continuing to work to resolve errors affecting some models. At this time, requests to Claude Fable 5 and 5.1 and Mythos 5 and 5.1 have returned to normal success rates. We are working to resolve remaining errors affecting Claude Opus 5, and will provide an additional update shortly.
identified · 22 Sept 2026, 01:17 UTC
We have identified the cause of elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5 and are working on a fix. We will provide an update as soon as possible.
investigating · 22 Sept 2026, 00:57 UTC
We are investigating elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5. We will provide an update as soon as possible.
Anthropic API is listed under Model makers. Status data comes from the official status page and is checked every 2 minutes.All AI service statuses