Kimi K3 Fast API
About
Integrate multimodal vision capabilities using Kimi K3 Fast, designed to process both text and images seamlessly. This model delivers cost-effective pricing at $3.00/1M input and $15.00/1M output tokens, native tool calling support, open weights architecture. Access Kimi K3 Fast via the Neuralwatt API with up to 1.0M output tokens.
Capabilities
Input Modalities
textimage
Output Modalities
text
Reasoning
No
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Temperature
Fixed
Attachment
Supported
Limits
Context Window
1.0M
Tokens
Input Limit
1.0M
Tokens
Max Output
1.0M
Tokens
Pricing
Standard (per 1M tokens)
Input
$3.00
Output
$15.00
Caching (per 1M tokens)
Read
$0.30
Frequently Asked Questions
Kimi K3 Fast by Neuralwatt costs $3.00 per 1M input tokens and $15.00 per 1M output tokens. Cached reads cost $0.30 per 1M tokens.
Model Details
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
NEURALWATT_API_KEY
API Base URL
https://api.neuralwatt.com/v1