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llm-anthropic 0.28

Simon Willison ()4 · 1 read
AI summary · glm-5.3-flashSummaries by Vani AI

llm-anthropic 0.28 released with Claude Fable 5.1 support, default reasoning traces and a new ClaudeRefusal exception.

Developer Simon Willison released version 0.28 of the llm-anthropic Python plugin, adding support for Claude Fable 5.1. Reasoning traces are now displayed by default for models that support them, and a new llm_anthropic.ClaudeRefusal exception is raised when Claude returns a refusal.

Key facts
  • Adds Claude Fable 5.1 model support
  • Reasoning traces now shown by default; new ClaudeRefusal exception
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From the original article

Release: llm-anthropic 0. 28 Claude Fable 5. 1 , reasoning traces are now displayed by default for models that support them, plus a new llm_anthropic.

Simon Willison

simonwillison.net

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