Kimi K3 API
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 $2.70/1M input and $13.50/1M output tokens, native tool calling support, open weights architecture. Access Kimi K3 via the SiliconFlow API with up to 262K output tokens.
Capabilities
Input Modalities
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Output Modalities
text
Reasoning
Yes
Structured Output
Limits
Context Window
1.0M
Tokens
Input Limit
1.0M
Tokens
Max Output
262K
Tokens
Pricing
Standard (per 1M tokens)
Input
$2.70
Output
$13.50
Caching (per 1M tokens)
Read
$0.27
Frequently Asked Questions
Kimi K3 by SiliconFlow costs $2.70 per 1M input tokens and $13.50 per 1M output tokens. Cached reads cost $0.27 per 1M tokens.
Model Details
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
SILICONFLOW_API_KEY
API Base URL
https://api.siliconflow.com/v1