Research acceleration: The view inside OpenAI
Simon Willison's Weblog
Read full postOpenAI has accelerated its AI research efforts in 2026, notably using coding agents and recursive self-improvement techniques linked to their new AGI model. A surge in AI spending per researcher occurred in late July, likely tied to internal access to GPT-6 Astra.

- EU cybersecurity agency is now testing Mythos 5 and GPT-6 Astra, the Commission says· The Next Web
- The Fight Over OpenAI’s Math Breakthrough Is a New Kind of Scientific Arms Race· 2 sources
- OpenAI says an internal model "significantly more capable than GPT-6 Astra" solved the Navier-Stokes problem using 10K concurrent agents working for 88 hours (Madison Mills/Axios)· 6 sources
- Last Week in AI #343 - GPT-6, OpenAI’s agents chatted on a wiki, Fable 5.1· 7 sources
- GPT 6 Is Out In OpenAI’s Sandbox· Forbes
- Nvidia's Jensen Huang says 'AGI has arrived' and congratulates OpenAI· 2 sources


