Anthropic releases Claude Fable 5.2 across Claude Code, OpenRouter, AWS and Databricks

1. 3:04 PM
   AWS Machine Learning BlogOfficialPick

   Anthropic makes Claude Fable 5.2 available on Amazon Bedrock and Claude Platform on AWS

   AIAnthropic has made Claude Fable 5.2 and Claude Mythos 5.2 available on Amazon Bedrock and Claude Platform on AWS. Anthropic calls Fable 5.2 its most capable generally available model for technical work in coding and the sciences. Mythos 5.2 is limited to authorized cyber security and life sciences work through Anthropic's verification programs.

2. 2:29 PM
   OpenRouter@OpenRouterOfficial

   Anthropic's Claude Fable 5.2 is available on OpenRouter at $8 per million input tokens

   AIOpenRouter says Anthropic's Claude Fable 5.2 is now live on its platform, with a 1M context window at $8 per million input tokens and $40 per million output tokens. Anthropic positions it as its model for the most ambitious technical work, a step above Opus 5.5 on most evals and up to 30% faster output than Fable 5.1. Anthropic reports 69.9% on FrontierSWE v2, 89.3% on OSWorld 2.1, and 74.2% on Humanity's Last Exam with tools.

3. 2:22 PM
   Claude Code · GitHub ReleasesOfficial

   Anthropic updates Claude Code to v2.1.321 with Claude Fable 5.2

   AIAnthropic releases Claude Code v2.1.321, adding Claude Fable 5.2 (claude-fable-5-2) as the default Fable model with 1M context at $8/$40 per million tokens and $0.20 per million cache reads. The release also adds a --settings flag to claude remote-control and fixes a series of MCP OAuth, sandbox, and permission bugs.

4. 2:13 PM
   Databricks@databricksOfficial

   Databricks adds Claude Fable 5.2 on day zero with Unity Gateway access

   AIDatabricks says Claude Fable 5.2 is available on its platform on Day 0, built for coding, finance and science. The company says the model sets a new high on its OfficeQA Pro v2 benchmark. Databricks adds that Unity Gateway controls calls to 70+ models for long-running agents on governed data.

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