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Inco

Kimi K3 API

Inco
About

Build advanced reasoning agents with Kimi K3, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $6.00/1M input and $30.00/1M output tokens, native tool calling support, open weights architecture. Access Kimi K3 via the Inco API with up to 131K 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
Supported
Limits
Context Window
1.0M

Tokens

Input Limit
1.0M

Tokens

Max Output
131K

Tokens

Pricing

Standard (per 1M tokens)

Input
$6.00
Output
$30.00
Frequently Asked Questions

Kimi K3 by Inco costs $6.00 per 1M input tokens and $30.00 per 1M output tokens.

Model Details
ID
kimi-k3:fast
Provider
Inco
Family
kimi-k3
Release Date
Jul 16, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
INCO_API_KEY
API Base URL
https://api.inco.ai/v1
Documentation