# Anthropic releases Claude Fable and Mythos 5.2

> Anthropic launches two new AI models designed for complex technical work, with access rolling out today and soon.
- Title: Anthropic releases Claude Fable and Mythos 5.2 · The Verge
- Summary: Anthropic launches two new AI models designed for complex technical work, with access rolling out today and soon.
- Keywords: anthropic, claude fable 5.2, claude mythos 5.2, ai models, software engineering, physics, The Verge
- Source: The Verge — https://theverge.com/ai-artificial-intelligence/1030005/anthropic-claude-fable-mythos-5-2
- Author: Jay Peters
- Published: 2026-11-09T19:00:00+00:00
- Read time: 1 min
- Topics: anthropic, claude fable 5.2, claude mythos 5.2, ai models, software engineering, physics, technology, culture
## Anthropic announces two new models
Anthropic is launching Claude Fable 5.2 and Claude Mythos 5.2, designed to tackle daunting technical challenges with improvements in coding, reasoning and vision.
## What the models achieved in testing
During prerelease testing, the models helped engineers complete software migrations, designed three working electronic devices from scratch, and solved two open problems in black hole physics.
## Rollout begins today
Claude Fable 5.2 launches today. Claude Mythos 5.2 access starts with vetted organizations only. Both follow the September release of their 5.1 versions.
## Key takeaway

Anthropic released Claude Fable 5.2 and Claude Mythos 5.2, new AI models claiming improvements in coding, reasoning and vision that can generate outputs faster than their 5.1 predecessors.