How to try GPT-5.2, the new ChatGPT model series from OpenAI

OpenAI has announced its launching GPT-5.2 effective immediately, with access rolling out in phases starting Dec. 11. This is the second major update to GPT-5, the long-awaited OpenAI model that launched on Aug. 7.In a blog post announcing the new series of ChatGPT models, the company called GPT-5.2 the "most capable model series yet for professional knowledge work."This Tweet is currently unavailable. It might be loading or has been removed.
GPT-5.2 is actually a series of models; the series it