PPO

Every story about PPO (1)

New modelsGPT-6 Astra fixes Qwen3.5’s math ability by rewriting its brain without any trainingHerald of AI

New models

GPT-6 Astra fixes Qwen3.5’s math ability by rewriting its brain without any training

MIT researchers showed a single top AI model can read and edit another model’s internal numbers to make it much smarter at math — no training needed.

Nov 3, 2026 · 5 min read

Also mentioned in (1)

Stories about something else that name PPO in passing, with the sentence that does.

• Agentic RL Has a Scaling Law — And It Changes How You Should Spend Your Budget“The result was unambiguous and consistent: across all model sizes, model families, domains, and both PPO and GRPO RL algorithms they measured, the scaling exponents ranked environment task trajectory.”