Kimi K2 Thinking
Kimi K2 Thinking is Moonshot AI’s most advanced open reasoning model to date, extending the K2 series into agentic, long-horizon reasoning.
Model by Moonshot AI
Install
Pick your client. Read the repository before you give any tool access to your data.
{
"model": "moonshotai/kimi-k2-thinking",
"baseURL": "https://openrouter.ai/api/v1"
}OpenAI-compatible API: point any OpenAI SDK at the base URL and use this model id.
Settings it needs
OPENROUTER_API_KEYrequiredsecret
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About
Use cases: model-inference
Reviews
Write a reviewNo reviews yet. Installed it? Reviews come from verified installers only. How reviews work
Price and limits
| Variant | Input $/M tokens | Output $/M tokens | Cached input $/M |
|---|---|---|---|
| Standard | $0.6 | $2.5 | $0.15 |
Price as of Oct 26, 2026 from OpenRouter. Prices change often; check before you rely on one.
- Provider
- Moonshot
- Model id
moonshotai/kimi-k2-thinking- Context window
- 262,144 tokens (262K)
- Max output
- 98,304 tokens
- Input
- text
- Output
- text
- Tool calling
- Yes
- Structured outputs
- Yes
- Reasoning
- Yes
- Weights
- Open: moonshotai/Kimi-K2-Thinking
- Released
- Nov 6, 2025
Details
- Auth
- API key
- License
- License unknown
- Website
- www.moonshot.ai
- First seen
- Oct 24, 2026
- Last checked
- Oct 26, 2026
- Source
- OpenRouter
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Cite this page
Kimi K2 Thinking: price, context window, tool use. Agent Mart. https://agentmart.dev/models/moonshotai-kimi-k2-thinking (last updated 2026-10-26)