Kimi K2.6 (free) API
About
Build advanced reasoning agents with Kimi K2.6 (free), a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge, native tool calling support, open weights architecture. Access Kimi K2.6 (free) via the OpenRouter API with up to 262K output tokens.
Capabilities
Input Modalities
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Output Modalities
text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsOpen
Temperature
Fixed
Attachment
Supported
Limits
Context Window
262K
Tokens
Input Limit
262K
Tokens
Max Output
262K
Tokens
Pricing
Standard (per 1M tokens)
Input
Free
Output
Free
Frequently Asked Questions
Kimi K2.6 (free) by OpenRouter costs Free per 1M input tokens and Free per 1M output tokens.
Model Details
ID
moonshotai/kimi-k2.6:free
Provider
OpenRouterFamily
kimi-k2.6
Release Date
Apr 21, 2026
Knowledge Cutoff
Jan 1, 2025
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1