Simon Willison’s Weblog

2nd June 2026

Release datasette-agent-micropython 0.1a0 — MicroPython in a WASM sandbox as a tool for Datasette Agent

I want Datasette Agent to be able to generate and execute Python code safely. This alpha is looking promising so far. GPT-5.5 has so far failed to break out of the sandbox!

Posted 2nd June 2026 at 7:28 pm

Recent articles

Porting the Moebius 0.2B image inpainting model to run in the browser with Claude Code - 22nd June 2026
sqlite-utils 4.0rc1 adds migrations and nested transactions - 21st June 2026
Datasette Apps: Host custom HTML applications inside Datasette - 18th June 2026

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

python 1,261 sandboxing 48 datasette 1,519 webassembly 126 datasette-agent 17 micropython 9

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