Partial outageAnthropicJune 22, 2026

Elevated Error Rates for Opus 4.8, Opus 4.7, Opus 4.6, Sonnet 4.6, and Haiku 4.5

A record of the Anthropic incident on June 22, 2026 (Japan time): start time, duration and severity, plus current status, what to do, and alternatives.

Started
Jun 22, 2026, 09:37 AM
Resolved
Jun 22, 2026, 11:06 AM
Duration
1h 30m
Impact
Partial outage

Current status

Anthropic is operating normally now. This incident has been resolved.

See current Anthropic status

What you can do during an outage

Source: Anthropic's official status page.

Other Anthropic incidents

  1. Elevated errors on Opus 4.8 FastJune 25, 2026
  2. Elevated error rate on Claude Opus 4.8June 24, 2026
  3. Claude.ai is experiencing elevated error ratesJune 24, 2026
  4. Elevated error rate across multiple modelsJune 23, 2026
  5. Elevated errors for Claude Opus 4.8June 23, 2026