Fable 5.2

From the start

Sunday, November 8

1. AvailabilityVercel12:00 AM UTCNews
   Claude Fable 5.2 now available on AI Gateway

   Claude Fable 5.2 from Anthropic is now available on AI Gateway. Fable 5.2 is built for open-ended technical work and improves on earlier Fable models in coding, reasoning, and vision. It can run long, ambiguous tasks una…

2. NewsWindsurf12:00 AM UTCNews
   Claude Fable 5.2 is now available in Devin

   Claude Fable 5.2 is now live in Devin. It takes the top spot on FrontierCode 2.0 with a score of 49.1%, up from Fable 5.1's 32.4%.

3. AvailabilityNetlify12:00 AM UTCNews
   Claude Fable 5.2 now available in AI Gateway and Agent Runners

   Anthropic’s Claude Fable 5.2 model is now available through Netlify’s AI Gateway with zero configuration required. Use claude-fable-5-2 alongside the other Claude models already available in AI Gateway. Use the Anthropic…

Monday, November 9

4. APIClaude API Release Notes12:00 PM UTCNews
   Claude Fable 5.2

   We’ve launched Claude Fable 5.2 (claude-fable-5-2), built for demanding reasoning and long-horizon agentic work. Claude Mythos 5.2 (claude-mythos-5-2) offers the same capabilities only to organizations verified through A…

5. NewsGitHub Changelog4:46 PM UTCNews
   Claude Fable 5.2 in GitHub Copilot

   Claude Fable 5.2, Anthropic’s newest Fable model, is now generally available in GitHub Copilot. You can use it for complex, multistep coding tasks across large codebases. In early testing, Fable… The post Claude Fable 5.…

6. AvailabilityWhat's New with AWS6:30 PM UTCNews
   Claude Fable 5.2 is now available on AWS GovCloud (US)

   Claude Fable 5.2 is now available on AWS GovCloud (US) and brings Anthropic's most capable generally available model for technical work to regulated customers. Fable 5.2 sets a new standard on the hardest projects i…

7. AnalysisEthan Mollick7:04 PM UTCColumns
   Fable 5.2 and Jagged AGI

   General, often expert, and sometimes jagged

8. ReleaseClaude Code7:22 PM UTCReleases
   Claude Code 2.1.321: Claude Fable 5.2 (claude-fable-5-2), now the default Fable model — 1M context, $8/$40 per Mtok with…

   What's changed Added Claude Fable 5.2 ( claude-fable-5-2 ), now the default Fable model — 1M context, $8/$40 per Mtok with $0.20/Mtok cache reads Added --settings <file> to claude remote-control, which applies a settings…

9. ReleaseOpenRouter7:49 PM UTCNew Models
   New model: Anthropic: Claude Fable 5.2

   Claude Fable 5.2 is Anthropic's most capable model for the most demanding technical work, with gains over Fable 5.1 in coding, reasoning, and vision. In prerelease testing it completed otherwise-infeasible...

10. AnalysisAWS Machine Learning8:04 PM UTCTechnical Guides
    Introducing Claude Fable 5.2 on AWS

    Claude Fable 5.2 and Claude Mythos 5.2 are now available on Amazon Bedrock and Claude Platform on AWS. Learn what's new in both models, why Fable 5.2 matters for your technical workloads, and how to get started building…

Tuesday, November 10

11. Analysisswyx (Latent Space)6:34 AM UTCColumns
    [AINews] Fable 5.2 retakes World #1 LLM spot as $ANT IPO roadshow begins

    November 9, 2026 — Claude Fable 5.2 and Mythos 5.2 arrive on Anthropic’s IPO roadshow day. How much thinking is worth paying for?

12. AnalysisReal Python2:00 PM UTCTechnical Guides
    Claude Fable 5.2 Draws a Python Reading a Book

    Explore Claude Fable 5.2's Python code, turtle drawing, and responses to small tasks that check modern syntax, release knowledge, focused edits, and made-up functions.

Thursday, November 12

13. NewsSnorkel AI5:16 PM UTCNews
    Fable 5.2 vs Fable 5.1: Coding Benchmark Results

    Fable 5.2 pass@1 score lands at 71% compared to Fable 5.1 score of 53% on a set of 26 frontier coding tasks. The mid-run terminal failures that appeared in the analysis of Fable 5.1 nearly disappear when examining Fable…

The story so far.