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ToolsThe story, in brief

An opinionated guide to which AI to use to do stuff

The definitive map: when to reach for Claude vs ChatGPT vs Gemini vs local models.

Reporting by Simon Willison 1 min brief
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The KeyNews take

Why it matters

A practitioner's guide to model selection across real use cases—which models excel at coding, writing, reasoning, and local deployment—cuts through the noise of vendor claims and benchmark theater.

The key facts

9 to know

  1. Opinionated comparison across major hosted models (Claude, ChatGPT, Gemini)

  2. Use-case-driven recommendations: coding, writing, reasoning, local inference

  3. Author: Simon Willison (prominent AI practitioner and commentator)

  4. Published July 2026 (recent, presumably reflects current model capabilities)

  5. Practical guidance on model selection rather than feature announcements

  6. Published by Simon Willison (Datasette creator, noted AI practitioner)

  7. Framed as practical guidance on tool selection, not marketing

  8. Covers model/product selection by task type

  9. Addresses the practitioner pain point of navigating competing options

Go to the source

Simon Willisonsimonwillison.net

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