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Moonshot AI · Text model

Moonshot AI: Kimi K3

moonshotai/kimi-k31M context

Kimi K3 is a 2.8T parameter open-weight multimodal reasoning model from Moonshot AI.

Modalities
Price vs OpenRouter
$0.3344/M inOpenRouter $0.304+10%$13.79/M outOpenRouter $12.53+10%
Context
1M
Max output
944K
Released
Jul 2026

Model specifications

Provider
Moonshot AI
Model slug
moonshotai/kimi-k3
Input
Text, Image, Video
Output
Text
Context length
1,048,576 tokens
Max output
943,718 tokens
Released
Jul 16, 2026
Price reference
OpenRouter public price, checked

Pricing

Every unit this model bills by, OpenRouter's price next to AZRouter's.

  • Input /M tok

    +10%
    OpenRouter
    $0.304
    AZRouter
    $0.3344

  • Output /M tok

    +10%
    OpenRouter
    $12.53
    AZRouter
    $13.79

  • Cache read /M tok

    +10%
    OpenRouter
    $0.21
    AZRouter
    $0.231

Reference: OpenRouter's public price, checked . You are billed the AZRouter price from prepaid credits.

Each request's total is rounded to the nearest $0.000002 (halves up), so it can differ from the per-unit math by up to $0.000001. How rounding works

API

OpenAI-compatible. Base URL https://api.azrouter.dev/v1, key in $AZROUTER_API_KEY.

curl "https://api.azrouter.dev/v1/chat/completions" \
  -H "Authorization: Bearer $AZROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "moonshotai/kimi-k3",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Requests may be used for model training by AZRouter, upstream providers and model owners. Privacy Policy

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