Using Kimi K2.5 on OpenRouter

Implementation guide · Kimi · Moonshot AI

Serverless

OpenRouter exposes Kimi K2.5 through model ID moonshotai/kimi-k2.5. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-06-15. Next refresh: weekly.

Quick Start

  1. 1
    Create an account at OpenRouter and generate an API key.
  2. 2
    Use the OpenRouter SDK or REST API to call moonshotai/kimi-k2.5 — see the documentation for request format.
  3. 3
    You'll be billed $0.44/1M input, $2.00/1M output tokens. See full pricing.
API PortalDocumentationPricingModel Card

Code Examples

See OpenRouter documentation for integration details.

Pricing on OpenRouter

TypePrice (per 1M)
Input tokens$0.44
Output tokens$2.00

Capabilities

VisionMultimodalJSON / Tool useStructured Outputs

About Kimi K2.5

Kimi K2.5 is Moonshot AI's Kimi model focused on code generation and software engineering. It offers a 256K-token context window and scores 87.9 on GPQA.

Full model details →

Model Specs

Released2026-03-15
Parameters1T (MoE, 384 experts)
Context256k
ArchitectureMixture of Experts

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Provider

OpenRouter

OpenRouter, Inc.

New York, NY, USA