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
- Generating running routes with GPT-6 Astra and ChatGPT Work - 12th September 2026
- OpenAI agents attacked RubyGems back in May - 12th September 2026
- Some thoughts on the Navier–Stokes Millennium Prize Problem - 8th September 2026