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routing.run

Kimi K2.5 Highspeed API

routing.run
About

Build advanced reasoning agents with Kimi K2.5 Highspeed, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.65/1M input and $3.39/1M output tokens, native tool calling support, open weights architecture. Access Kimi K2.5 Highspeed via the routing.run API with up to 33K output tokens.

Capabilities

Input Modalities

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Output Modalities

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Reasoning
Yes
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Temperature
Fixed
Attachment
Not Supported
Limits
Context Window
131K

Tokens

Input Limit
131K

Tokens

Max Output
33K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.65
Output
$3.39

Caching (per 1M tokens)

Read
$0.10
Frequently Asked Questions

Kimi K2.5 Highspeed by routing.run costs $0.65 per 1M input tokens and $3.39 per 1M output tokens. Cached reads cost $0.10 per 1M tokens.

Model Details
ID
route/kimi-k2.5-highspeed
Provider
routing.run
Family
kimi-k2.5
Release Date
Jan 1, 2026
Knowledge Cutoff
Jan 1, 2025
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
ROUTING_RUN_API_KEY
API Base URL
https://api.routing.run/v1
Documentation