[State of RL/Reasoning] IMO/IOI Gold, OpenAI o3/GPT-5, and Cursor Composer — Ashvin Nair, Cursor
Ashvin Nair, formerly of OpenAI and now leading model development at Cursor, shares insights into the evolution of AI reasoning and the challenges of RL. He details the growth of OpenAI's reasoning team and Cursor's unique approach to continual learning with rapid policy updates…