kapynDev Tools

llm-anthropic 0.29

llm-anthropic 0.29 adds support for Claude Opus 5.5. The new release extends the llm CLI to invoke Claude Opus 5.5, enabling developers to run prompts directly against the latest Anthropic model. The update simplifies integration and expands the tool’s model coverage, making it easier to experiment with Anthropic’s newest offering.

Simon Willison·Sep 22, 2026

Opening Kapyn…