Kimi K2 Thinking Original API
About
Build advanced reasoning agents with Kimi K2 Thinking Original, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.60/1M input and $2.50/1M output tokens. Access Kimi K2 Thinking Original via the NanoGPT API with up to 16K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Fixed
Attachment
Not Supported
Limits
Context Window
256K
Tokens
Input Limit
256K
Tokens
Max Output
16K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.60
Output
$2.50
Frequently Asked Questions
Kimi K2 Thinking Original by NanoGPT costs $0.60 per 1M input tokens and $2.50 per 1M output tokens.
Model Details
ID
moonshotai/kimi-k2-thinking-original
Provider
NanoGPTFamily
kimi-thinking
Release Date
Nov 6, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
NANO_GPT_API_KEY
API Base URL
https://nano-gpt.com/api/v1