Simon Willison's Weblog simonwillison.net

Thoughts on OpenAI acquiring Astral and uv/ruff/ty

simonwillison.net·22h·

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Autoresearching Apple’s “LLM in a Flash” to run Qwen 397B locally

simonwillison.net·1d·

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Snowflake Cortex AI Escapes Sandbox and Executes Malware

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A quote from Ken Jin

simonwillison.net·2d

GPT-5.4 mini and GPT-5.4 nano, which can describe 76,000 photos for $52

simonwillison.net·2d

Quoting Tim Schilling

simonwillison.net·2d

Subagents - Agentic Engineering Patterns

simonwillison.net·3d

Introducing Mistral Small 4

simonwillison.net·3d

Use subagents and custom agents in Codex

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A quote from A member of Anthropic’s alignment-science team

simonwillison.net·3d

Quoting Guilherme Rambo

simonwillison.net·3d

Coding agents for data analysis

simonwillison.net·3d·

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How coding agents work - Agentic Engineering Patterns

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What is agentic engineering? - Agentic Engineering Patterns

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Quoting Jannis Leidel

simonwillison.net·5d

My fireside chat about agentic engineering at the Pragmatic Summit

simonwillison.net·5d·

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1M context is now generally available for Opus 4.6 and Sonnet 4.6

simonwillison.net·6d

A quote from Craig Mod

simonwillison.net·6d

Shopify/liquid: Performance: 53% faster parse+render, 61% fewer allocations

simonwillison.net·1w·

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MALUS—Clean Room as a Service

simonwillison.net·1w

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