# Claude outage on 29 September 2026

> On 29 September, Claude had a major outage affecting claude.ai, Claude Code, Claude Cowork, the Claude API and the Claude Console. The incident was open on the status page from 14:21 to 16:27 UTC, but the status page's updates put the impact at 14:00 to 14:59 UTC. In that hour, users saw errors and failed requests, and a second issue stopped many from signing in, starting new chats or sessions, making purchases or uploading files. The status page said some messages sent in that window may not have been saved. Microsoft Azure, Cursor, Thomson Reuters Legal and several other services also reported problems at the same time.

- Service: [Claude](https://stackpulse.app/services/claude.md)
- Severity: major_outage
- Title on the status page: Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude API
- Started: 2026-09-29 14:38 UTC
- Ended: 2026-09-29 16:27 UTC
- Lasted: 1 h 49 min
- Incident open on the status page: 14:21–16:27 UTC
- The status page's incident: https://stspg.io/br61xzj05pp5
- Page: https://stackpulse.app/services/claude/outages/2026-09-29-1438

## What broke when (UTC)

| Component | Status | From | To |
|---|---|---|---|
| claude.ai | partial outage | 2026-09-29 14:21 | 2026-09-29 15:11 |
| claude.ai | degraded performance | 2026-09-29 15:11 | 2026-09-29 15:30 |
| Claude Code | partial outage | 2026-09-29 14:21 | 2026-09-29 15:11 |
| Claude Code | degraded performance | 2026-09-29 15:11 | 2026-09-29 15:30 |
| Claude Cowork | partial outage | 2026-09-29 14:21 | 2026-09-29 15:11 |
| Claude Cowork | degraded performance | 2026-09-29 15:11 | 2026-09-29 15:30 |
| Claude API (api.anthropic.com) | degraded performance | 2026-09-29 14:28 | 2026-09-29 16:27 |
| Claude Console (platform.claude.com) | degraded performance | 2026-09-29 14:30 | 2026-09-29 15:30 |

## At the same time

- [Microsoft Azure](https://stackpulse.app/services/microsoft-azure.md): major_outage from 2026-09-29 13:39 UTC
- [CloudConvert](https://stackpulse.app/services/cloudconvert.md): major_outage from 2026-09-29 13:50 UTC
- [FlightAware](https://stackpulse.app/services/flightaware.md): major_outage from 2026-09-29 13:53 UTC
- [Cursor](https://stackpulse.app/services/cursor.md): issue from 2026-09-29 14:31 UTC
- [Nextech](https://stackpulse.app/services/nextech.md): issue from 2026-09-29 15:39 UTC
- [Thomson Reuters Legal](https://stackpulse.app/services/thomson-reuters-legal.md): critical from 2026-09-29 15:39 UTC
- [Hostinger](https://stackpulse.app/services/hostinger.md): major_outage from 2026-09-29 15:41 UTC
- [Daxko](https://stackpulse.app/services/daxko.md): issue from 2026-09-29 15:41 UTC

Problems at the same time are a clue, never proof that one caused another.

Stackpulse isn't affiliated with Claude.