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.
Capability
Context window
262,100 tokens
Modalities
Input and output
Input: Text, Image
Output: Text
Features
Availability notes
Cached input: $0.10 / 1M tokens · Function calling supported
ChatGPT
GPT‑4o retirement (ChatGPT)
OpenAI is retiring GPT‑4o inside ChatGPT on February 13, 2026. This does not automatically imply API removal.