Model page

Kimi K2.5

Moonshot AI's flagship agentic model via Fireworks. Unifies vision and text, thinking and non-thinking. 262k context. Supports image input. Does not support web search.

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.