{"slug": "degraded-performance-for-claude-fable-5-1", "title": "Degraded performance for Claude Fable 5.1", "summary": "Anthropic resolved an incident of elevated request errors on Claude Fable 5.1 that degraded claude.ai, the Claude API at api.anthropic.com, Claude Code, and Claude Cowork, with impact lasting from 00:18 PT to 00:32 PT on Nov 8, 2026. Anthropic said a fix had been deployed and it was monitoring for recovery as of 08:39 UTC, and confirmed the issue resolved at 08:54 UTC.", "body_md": "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.\n\nPosted Nov 08, 2026 - 08:54 UTC\n\nMonitoring\n\nA fix has been deployed for Claude Fable 5.1 and we are monitoring for recovery.\n\nPosted Nov 08, 2026 - 08:39 UTC\n\nInvestigating\n\nWe are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.\n\nPosted Nov 08, 2026 - 08:28 UTC\n\nThis incident affected: claude.ai, Claude API (api.anthropic.com), Claude Code, and Claude Cowork.\n\nSubscribe to updates for Degraded performance for Claude Fable 5.1 via email and/or text message. You'll receive email notifications when incidents are updated, and text message notifications whenever Claude creates or resolves an incident.", "url": "https://wpnews.pro/news/degraded-performance-for-claude-fable-5-1", "canonical_source": "https://status.claude.com/incidents/kw2lxj1th04c", "published_at": "2026-11-08 08:54:43+00:00", "updated_at": "2026-11-09 01:27:51.290143+00:00", "lang": "en", "topics": ["artificial-intelligence", "large-language-models", "ai-products"], "entities": ["Anthropic", "Claude Fable 5.1", "claude.ai", "Claude API", "Claude Code", "Claude Cowork"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/degraded-performance-for-claude-fable-5-1", "markdown": "https://wpnews.pro/news/degraded-performance-for-claude-fable-5-1.md", "text": "https://wpnews.pro/news/degraded-performance-for-claude-fable-5-1.txt", "jsonld": "https://wpnews.pro/news/degraded-performance-for-claude-fable-5-1.jsonld"}}