# Claude (Anthropic) outage on 2026-11-08

Source: https://modelbank.ai/outages/claude-2026-11-08 · ModelBank

- Window: 2026-11-08 08:28 UTC – 2026-11-08 08:56 UTC (28 min)
- Type: degraded performance
- Now: operational (https://modelbank.ai/status/claude)
- 30-day measured availability: 99.96%

## Official incidents

- 2026-11-08 08:28 UTC Degraded performance for Claude Fable 5.1 (minor) · resolved 2026-11-08 08:54 UTC

## Official updates

- 2026-11-08 08:28 UTC [investigating] We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.
- 2026-11-08 08:39 UTC [monitoring] A fix has been deployed for Claude Fable 5.1 and we are monitoring for recovery.
- 2026-11-08 08:54 UTC [resolved] The issue affecting claude.ai, the Claude API, Claude Code, and Claude Cowork has been resolved. Impact occurred from 00:18 PT / 08:18 UTC on Nov 8 to 00:32 PT / 08:32 UTC on Nov 8.

## ModelBank measurements

- 2026-11-08 08:30 UTC – 2026-11-08 08:56 UTC: degraded