Model page
Gemini 3.1 Pro Preview
Next iteration of Gemini 3 Pro: performance, behavior, and intelligence improvements. 1M/64k context. Agentic workflows, autonomous coding, complex multimodal. Jan 2025.
Key dates
We use concrete dates and keep them consistent across the site.
ChatGPT
GPT‑4o retirement (ChatGPT)
OpenAI is retiring GPT‑4o inside ChatGPT on February 13, 2026. This does not automatically imply API removal.