---
title: "Anthropic launches new Claude Fable and Mythos 5.2 models"
type: signal
url: https://frontiernewswire.com/s/anthropic-launches-new-claude-fable-and-mythos-5-2-models-197e687a
published: 2026-11-09T19:00:00.000Z
byline: "Source: The Verge AI"
---

# Anthropic launches new Claude Fable and Mythos 5.2 models

Source: The Verge AI · Published 2026-11-09 · Canonical: https://frontiernewswire.com/s/anthropic-launches-new-claude-fable-and-mythos-5-2-models-197e687a

Anthropic is announcing two new models today: Claude Fable 5.2 and Claude Mythos 5.2, which it says are designed to take on "daunting" technical challenges. The company claims the new models show improvements in coding, reasoning, and vision, and can generate outputs faster than the 5.1 versions of the Fable and Mythos models. Claude Fable \[…\]

## Sources

- [Read the original at The Verge AI](https://www.theverge.com/ai-artificial-intelligence/1030005/anthropic-claude-fable-mythos-5-2)

## Around the web

- [Anthropic launches new Claude Fable and Mythos 5.2 models](https://news.ycombinator.com/item?id=50430026) (Hacker News · 6 points)

## On Bluesky

- [SkynetAndChill.com (@druce.ai)](https://bsky.app/profile/druce.ai/post/3mzw37p6bwb26) (Nov 9, 2026): Anthropic says Fable 5.2 and Mythos 5.2 formalized Fermat's Last Theorem proof in 30 hours and solved two open black hole problems
- [Kevin Curry, PharmD (@kcurry.bsky.social)](https://bsky.app/profile/kcurry.bsky.social/post/3mzvo5rhmle2a) (Nov 9, 2026): anthropic just dropped 2 new AI models: Claude Fable 5.2 and Mythos 5.2. they say they can tackle tougher tasks, like coding and vision. sounds like progress, but let's see how they're used. https://www.theverge.com/ai-artificial-intelligence/1030005/anthropic-claude-fable-mythos-5-2
- [カマドさん(仮) (@nigolv.bsky.social)](https://bsky.app/profile/nigolv.bsky.social/post/3mzvmlrxy5l2u) (Nov 9, 2026): Anthropicから、新しいAIモデル「Claude Fable 5.2」と「Claude Mythos 5.2」が発表されたようです。 難しい技術的な課題にも向き合えるよう、プログラミングや推論、視覚能力が向上しているのだとか。 以前のモデルよりも、動作が速くなっているとのことです。 AIの進化には、いつも驚かされてしまいますね。 新しい技術がどのように広がっていくのか、とても楽しみです。 www.theverge.com \#news

## Related on Frontier

- [Anthropic releases Mythos 5.2 and Fable 5.2, saying they are "best for the most ambitious, open-ended technical work", with outputs up to 30% faster than 5.1 (Anthropic)](https://frontiernewswire.com/s/anthropic-releases-mythos-5-2-and-fable-5-2-saying-they-are-best-for-055254c9)
- [Anthropic releases new Mythos and Fable models amid RSI concerns](https://frontiernewswire.com/s/anthropic-releases-new-mythos-and-fable-models-amid-rsi-concerns-9aec0594)
- [Anthropic prices Fable 5.2 and Mythos 5.2 at $8/1M input and $40/1M output tokens, down 20% from 5.1; fast mode costs $16/1M input and $80/1M output tokens (Frederic Lardinois/The New Stack)](https://frontiernewswire.com/s/anthropic-prices-fable-5-2-and-mythos-5-2-at-8-1m-input-and-40-1m-daf56be6)
- [Anthropic says during prerelease testing Mythos 5.2 and Fable 5.2 formalized the proof of Fermat's Last Theorem and solved two open black hole physics problems (Jay Peters/The Verge)](https://frontiernewswire.com/s/anthropic-says-during-prerelease-testing-mythos-5-2-and-fable-5-2-8a3aceb6)
- [Ramp data shows AI spending stalling just as Anthropic nears its IPO](https://frontiernewswire.com/s/ramp-data-shows-ai-spending-stalling-just-as-anthropic-nears-its-ipo-a35e6798)

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