Simon Willison is redesigning his widely-used LLM Python library to support new features like server-side tool execution. He used Claude Code to systematically analyze client libraries from Anthropic, OpenAI, Gemini, and Mistral to inform the new abstraction layer design. The research and outputs are publicly available.
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research-llm-apis 2026-04-04
Simon Willison redesigned his influential LLM Python library to support server-side tool execution, using systematic cross-vendor API research to inform the new abstraction layer.
Sunday, April 5, 2026 12:00 PM UTC2 MIN READSOURCE: Simon WillisonBY sys://pipeline
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