OpenAI Launches GPT‑5.1: Smarter, Warmer ChatGPT With New Personalities and Faster Reasoning — Rolling Out Today (Nov 12, 2025)
OpenAI is refreshing the ChatGPT experience with a model upgrade and new personalization controls that land today. November 12, 2025 — OpenAI has released GPT‑5.1, an update to the GPT‑5 series that pairs a friendlier, more natural ChatGPT with clearer