Simon Willison @simonw

I think October represents another inflection point in capabilities for coding agents and the models that drive them: Claude Opus 5.5 can now build video games that are actually fun https://t.co/aPsJ14RHR0

• Simon Willison: October 2026 is the vibe game dev inflection point2026-10-28
• Developer builds AI-coded RTS with audio-based multiplayer2026-10-20
• Developer builds 500 clocks in one 6.3 MB HTML file with Opus 5.52026-10-18
• Simon Willison builds blog feature using voice mode2026-10-09
• Simon Willison urges default hard budget caps on APIs2026-10-04