Simon Willison’s Weblog

Understanding JSON Schema (via) Useful, comprehensive short book guide to JSON Schema, which finally helped me feel like I fully understand the specification.

Posted 24th March 2021 at 2:57 am

Recent articles

V&A East Storehouse and Operation Mincemeat in London - 27th August 2025
The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025

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