GPT-5.2 is here! Available today in ChatGPT and the API. It is the smartest generally-available model in the world, and in particular is good at doing real-world knowledge work tasks.
For example, GDPval measures how often industry experts prefer the model's output to the output of other industry experts. GPT-5.2 gets a 70% (beat or tie); GPT-5 got a 38%. Try it to makes slides, spreadsheets, code, and much more.
Performance is strong across the board: 55.6% on SWE-Bench Pro, 52.9% or ARC-AGI-2, 40.3% on Frontier Math.