Claude Fable 5.2
Anthropic's public model for the hardest technical work. Up to 30% faster than Fable 5.1, and cheaper. Live on the Claude apps, Claude Code, and the major clouds.
Claude Fable 5.2 · shipped Nov 9, 2026
Fable 5.2 Builds on X
Anthropic's November 2026 public model for the hardest technical work. Faster and cheaper than Fable 5.1. The official drop, the places it went live, and the first-party things people shipped with a URL. 11 builds on this page.
Claude Mythos 5.2
The restricted twin of Fable 5.2. Access is through Anthropic's cyber and life sciences verification programs.
Fable 5.2 in Claude Code
Fable 5.2 in the Claude Platform and Claude Code. Faster than Fable 5.1, at a lower token price.
Fable 5.2 on Vercel AI Gateway
Fable 5.2 on the Vercel AI Gateway. First-party from Vercel.
Voxel engine
A voxel destruction engine from one Fable 5.2 prompt. Playable in the browser.
Voxel Earth
A playable voxel Earth. Walk anywhere and break the ground. Weather tracks the real world. Built with Fable 5.2.
Fable 5.2 on AWS
Fable 5.2 on Amazon Bedrock and Claude Platform on AWS. First-party from AWS.
Which Claude model to build with
Anthropic's guide to picking Fable 5.2, Opus 5.5, Sonnet, or Haiku, and when to raise effort instead of switching models.
Turbo Tails
Browser kart racer with six cars, drifting, ramps, and items. Single player and multiplayer. Built with Fable 5.2.
From-scratch shooter
A browser shooter from one Fable 5.2 run. Models, sounds, and textures made from scratch. Playable as a Claude artifact.
Fable 5.2 in GitHub Copilot
Fable 5.2 in GitHub Copilot for long coding jobs across large codebases. First-party from GitHub.
