Simon Willison’s Weblog

22nd March 2026

Tool Merge State Visualizer — # CRDT Merge State Visualizer

Posted 22nd March 2026 at 6:57 pm

Recent articles

Profiling Hacker News users based on their comments - 21st March 2026
Thoughts on OpenAI acquiring Astral and uv/ruff/ty - 19th March 2026
GPT-5.4 mini and GPT-5.4 nano, which can describe 76,000 photos for $52 - 17th March 2026

This is a beat by Simon Willison, posted on 22nd March 2026.

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