Kimi-K2-Instruct API
About
Process massive datasets with Kimi-K2-Instruct, featuring an expansive 128K context window for long-document analysis. This model delivers cost-effective pricing at $1.35/1M input and $4.00/1M output tokens, native tool calling support, open weights architecture. Access Kimi-K2-Instruct via the CoreWeave API with up to 16K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
No
Structured Output
No
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
128K
Tokens
Input Limit
128K
Tokens
Max Output
16K
Tokens
Pricing
Standard (per 1M tokens)
Input
$1.35
Output
$4.00
Frequently Asked Questions
Kimi-K2-Instruct by CoreWeave costs $1.35 per 1M input tokens and $4.00 per 1M output tokens.
Model Details
ID
moonshotai/Kimi-K2-Instruct
Provider
CoreWeaveFamily
kimi
Release Date
Jul 14, 2025
Knowledge Cutoff
Oct 1, 2024
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
WANDB_API_KEY
API Base URL
https://api.inference.wandb.ai/v1