Simon Willison’s Weblog

31st March 2026

Release llm-echo 0.4 — Debug plugin for LLM providing an echo model

Prompts now have the input_tokens and output_tokens fields populated on the response.

Posted 31st March 2026 at 4:48 pm

Recent articles

Some thoughts on the Navier–Stokes Millennium Prize Problem - 8th September 2026
The Pelican comparison grid for Astra is pretty interesting - 4th September 2026
OpenAI's rogue agents were caught communicating via public wikis - 4th September 2026

This is a beat by Simon Willison, posted on 31st March 2026.

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