--- format: "aidr-story-markdown/v1" id: "a989f1582084d0cf153c32d2fa32483a4ec12dee696b65f0f20a1d5ab4b8abfd" canonical_url: "https://aidr.today/a989f158?lang=en" title: "Claude Fable 5.2 and Mythos 5.2" lang: "en" requested_lang: "en" available_langs: ["en","vi"] translation_fallback: null fallback_fields: [] published_at: "2026-11-09T18:56:29.000Z" category: "Models" topics: ["anthropic","llm","devtools","coding","agent"] source_urls: ["https://www.anthropic.com/claude-fable-and-mythos-5-2","https://aws.amazon.com/blogs/machine-learning/introducing-claude-fable-5-2-on-aws/","https://news.ycombinator.com/item?id=50429906","https://www.techmeme.com/261109/p39","https://www.theverge.com/ai-artificial-intelligence/1030005/anthropic-claude-fable-mythos-5-2","https://www.techmeme.com/261109/p38","https://x.com/claudeai/status/2119867114450268322","https://x.com/claudeai/status/2119867138987176141"] summary: "Claude Fable 5.2 and Claude Mythos 5.2 are new models for the hardest technical challenges. Fable 5.2 sets a new bar in coding, finance, and the sciences." --- # Claude Fable 5\.2 and Mythos 5\.2 > [Open the canonical story]() **Published:** 2026-11-09T18:56:29.000Z **Category:** Models **Topics:** anthropic, llm, devtools, coding, agent ## Summary Claude Fable 5\.2 and Claude Mythos 5\.2 are new models for the hardest technical challenges\. Fable 5\.2 sets a new bar in coding, finance, and the sciences\. ## Sources - [Story source]() - [Story source]() - [Discussion]() - [Story source]() - [Story source]() - [Story source]() - [Story source]() - [Story source]()