10th August 2025
the percentage of users using reasoning models each day is significantly increasing; for example, for free users we went from <1% to 7%, and for plus users from 7% to 24%.
— Sam Altman, revealing quite how few people used the old model picker to upgrade from GPT-4o
Recent articles
- Claude Fable is relentlessly proactive - 11th June 2026
- Initial impressions of Claude Fable 5 - 9th June 2026
- Running Python code in a sandbox with MicroPython and WASM - 6th June 2026