Kimi K2 Instruct

kimi-k2-instruct · Moonshot AI

Kimi-K2 is a MoE architecture foundational model with extremely powerful coding and agent capabilities, featuring a total of 1 trillion parameters and activating 32 billion parameters. In benchmark performance tests across major categories such as general knowledge reasoning, programming, mathematics, and agents, the K2 model outperforms other mainstream open-source models. The Kimi-K2 model supports a context length of 128k tokens. It does not support visual capabilities.

API Pricing

Input$0.54 / 1M tokens
Output$2.16 / 1M tokens

Specifications

Modalitiestext
Featurestool calling, function calling, structured outputs

Frequently asked questions

What is Kimi K2 Instruct?

Kimi-K2 is a MoE architecture foundational model with extremely powerful coding and agent capabilities, featuring a total of 1 trillion parameters and activating 32 billion parameters. In benchmark performance tests across major categories such as general knowledge reasoning, programming, mathematics, and agents, the K2 model outperforms other mainstream open-source models. The Kimi-K2 model supports a context length of 128k tokens. It does not support visual capabilities.

How much does Kimi K2 Instruct cost?

On AIHubMix, Kimi K2 Instruct costs $0.54 per million input tokens and $2.16 per million output tokens.

What modalities does Kimi K2 Instruct support?

Kimi K2 Instruct accepts text input.

What capabilities does Kimi K2 Instruct support?

Kimi K2 Instruct supports tool calling, function calling and structured outputs. Per-protocol parameter support is listed in the capability table on this page.

How do I call Kimi K2 Instruct via API?

Kimi K2 Instruct 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-k2-instruct — no other code changes needed.

Who created Kimi K2 Instruct?

Kimi K2 Instruct 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 K2 Instruct via the AIHubMix unified API — one interface for every major LLM.