# Microsoft Azure outage on 29 September 2026

> On 29 September, Microsoft Azure had a major outage affecting Azure OpenAI, Azure AI Foundry and Cognitive Services, with intermittent request failures and increased latency. The incident began at 13:39 UTC and ended at 18:56 UTC, lasting 5 hours 17 minutes. Its title was later updated to say Microsoft was observing improvements. Several other services also reported problems at the same time, including Claude, Cursor, Notion, Hostinger, and Thomson Reuters Legal's CoCounsel.

- Service: [Microsoft Azure](https://stackpulse.app/services/microsoft-azure.md)
- Severity: major_outage
- Title on the status page: Observing improvements - Intermittent request failures and increased latency across Azure OpenAI, Azure AI Foundry, and Cognitive Services
- Started: 2026-09-29 13:39 UTC
- Ended: 2026-09-29 18:56 UTC
- Lasted: 5 h 17 min
- Page: https://stackpulse.app/services/microsoft-azure/outages/2026-09-29-1339

## At the same time

- [Notion](https://stackpulse.app/services/notion.md): issue from 2026-09-29 13:30 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
- [Claude](https://stackpulse.app/services/claude.md): major_outage from 2026-09-29 14:38 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

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

Stackpulse isn't affiliated with Microsoft Azure.