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Simon Willison releases LLM 0.32 with reasoning traces, server-side tools, and streaming events API

Feature update Provisional 92% confidence first seen

Simon Willison released LLM 0.32, a major update to his command-line tool for interacting with language models, adding support for visible reasoning traces, server-side tools from OpenAI and Anthropic, and a new streaming events API for Python. The accompanying llm-anthropic 0.26 plugin adds support for Claude 5 models (Fable, Sonnet, Opus) with simplified extended thinking and server-side tools including WebSearch, WebFetch, and CodeExecution.

LLM Simon Willison llm-anthropic Anthropic Claude 5 Claude Fable 5 Claude Opus 5 Claude Sonnet 5 GPT-5.6 OpenAI

Source coverage

llm-anthropic 0.26 Simon Willison's Weblog industry analysis New release of LLM adds support for reasoning traces, OpenAI Responses, server-side tools, and smarter logging Simon Willison's Weblog industry analysis

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