moonshotai

Kimi K2 Instruct

Kimi K2 is a state-of-the-art mixture-of-experts (MoE) language model with 32 billion activated parameters and 1 trillion total parameters. Trained with the Muon optimizer, Kimi K2 achieves exceptional performance across frontier knowledge, reasoning, and coding tasks while being meticulously optimized for agentic capabilities.

text inputtext outputlanguage
const response = await fetch('https://api.minirouter.sh/v1/chat/completions', {  method: 'POST',  headers: {    Authorization: `Bearer ${process.env.MINIROUTER_KEY}`,    'Content-Type': 'application/json',  },  body: JSON.stringify({    model: 'moonshotai/kimi-k2',    messages: [{ role: 'user', content: 'Why is the sky blue?' }],  }),}) const data = await response.json()console.log(data.choices[0].message.content)
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Overview

Model type
language
Context window
131,072
Maximum output
131,072
Input / 1M tokens
$0.5985
Output / 1M tokens
$2.415
Released
2025-07-11

Prices include the MiniRouter fee. Compatibility snapshot: 2026-08-06. Input: text. Output: text.

Endpoints

/v1/chat/completions/v1/messages/v1/responses

Platform-funded routing only. Caller BYOK credentials and OIDC-based upstream authentication are intentionally excluded; authenticate with a MiniRouter bearer key.

Captured parameters: max_tokens, temperature, stop, tools, tool_choice.

API

Use the setup panel above to switch between Chat Completions, Messages, and client configurations. Every snippet keeps the model ID unchanged.

Base URLhttps://api.minirouter.sh/v1
Model IDmoonshotai/kimi-k2

Providers

MiniRouter selects from the configured routes below. Priority is the catalog order, not a latency or availability score.

ProviderPriorityInput / 1MOutput / 1MParametersAccess
vercel
1$0.5985$2.415max_tokens, temperature, stop, tools, tool_choiceMiniRouter balance