Simon Willison’s Weblog

2nd June 2026

Release micropython-wasm 0.1a1 — Python library for running a MicroPython sandbox using WebAssembly

Fixes for some limitations that emerged while I was trying to use this to build datasette-agent-micropython.

Posted 2nd June 2026 at 7:20 pm

Recent articles

The new GPT-5.6 family: Luna, Terra, Sol - 9th July 2026
sqlite-utils 4.0, now with database schema migrations - 7th July 2026
sqlite-utils 4.0rc2, mostly written by Claude Fable (for about $149.25) - 5th July 2026

This is a beat by Simon Willison, posted on 2nd June 2026.

python 1,263 sandboxing 48 webassembly 126 micropython 9

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe