Simon Willison’s Weblog

This is all your app is: a collection of tiny details.

— Wil Shipley

Posted 15th August 2007 at 11:53 am

Recent articles

GPT-4.1: Three new million token input models from OpenAI, including their cheapest model yet - 14th April 2025
CaMeL offers a promising new direction for mitigating prompt injection attacks - 11th April 2025
Model Context Protocol has prompt injection security problems - 9th April 2025

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