Simon Willison’s Weblog

Real-time photogrammetry with #ARKit. Astonishing photogrammetry demo by Tim Field using ARKit in iOS 11.3.

Posted 10th March 2018 at 10:32 am

Recent articles

GPT-5: Key characteristics, pricing and model card - 7th August 2025
OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025

augmentedreality 3 ios 23

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