kimi-k3 · Moonshot AI
Kimi K3 is Kimi’s flagship model for long-horizon coding and end-to-end knowledge work, with a 1M-token context window and industry-leading intelligence.
Kimi K3 is Kimi’s flagship model for long-horizon coding and end-to-end knowledge work, with a 1M-token context window and industry-leading intelligence.
Kimi K3 has a 1,048,576 token context window. It supports up to 1,048,576 output tokens.
On AIHubMix, Kimi K3 costs $3 per million input tokens and $15 per million output tokens. Cached input reads are billed at $0.3 per million tokens.
Kimi K3 accepts text, image and video input.
Kimi K3 supports thinking, function calling and structured outputs. Per-protocol parameter support is listed in the capability table on this page.
Kimi K3 is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to kimi-k3 — no other code changes needed.
Kimi K3 is developed by Moonshot AI. AIHubMix aggregates it alongside models from other providers behind one API and one bill.
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Use Kimi K3 via the AIHubMix unified API — one interface for every major LLM.