Anthropic experienced a series of elevated error rates and performance issues across its Claude AI services between April 20th and April 25th, 2026. The problems affected various models including Opus 4.7 and Sonnet 4.6, impacting the web interface, API, and specific tools like Claude Code. While most issues were resolved, the frequent disruptions highlight ongoing reliability challenges with the platform. AI
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RANK_REASON The cluster details operational issues and outages for a specific AI product, Claude, rather than a new release or significant industry event.