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MoonshotAI: Kimi K2 Thinking Coding Benchmark

Kimi K2 Thinking is Moonshot AI’s most advanced open reasoning model to date, extending the K2 series into agentic, long-horizon reasoning. Built on the trillion-parameter Mixture-of-Experts (MoE) architecture introduced in...

Context262,144tokens
Max Output100,352tokens
Inputmodality
Price$0.60/1M input

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Coding Performance

Coding benchmarks and performance metrics for development tasks

Real-World Usage

Real-world usage statistics from the Kilo Code community

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Pricing

Cost per 1 million tokens

Input Tokens
$0.60
per 1M tokens
Output Tokens
$2.50
per 1M tokens

Example Cost

Analyzing a 10,000 line codebase (≈40k input tokens, 10k output tokens) costs approximately $0.0490

Coding Capabilities

Features and parameters relevant to coding tasks

Coding Features

Function Calling
Can call external functions/APIs
Tool Choice
Control over function selection
Structured Outputs
JSON schema validation
Reasoning Tokens
Extended thinking for complex problems

Pricing details from OpenRouter

Technical Details

Architecture and implementation specifications

Specifications
Model ID
moonshotai/kimi-k2-thinking
Created
November 6, 2025
Tokenizer
Other
Input Modalities
Text
Context Window
262,144 tokens
Max Completion Tokens
100,352 tokens
Input Price
$0.60 per 1M tokens
Output Price
$2.50 per 1M tokens
Cache Read Price
$0.15 per 1M tokens
Content Moderation
Disabled

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