Cracked AI Engineering

Kimi K2 Thinking vs Kimi K2

Kimi K2 Thinking offers 262K tokens context vs 131K tokens, Kimi K2 Thinking includes advanced reasoning. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

Kimi K2 Thinking

OpenRouter

262K tokens context • $0.60 / $2.50 per 1M tokens

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Kimi K2

OpenRouter

131K tokens context • $0.55 / $2.20 per 1M tokens

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Detailed Comparison

Specification
Kimi K2 Thinking
Kimi K2
Provider
OpenRouter
OpenRouter
Context Window
262K tokens
131K tokens
Max Output Tokens
262K tokens
33K tokens
Input Pricing (per 1M tokens)
$0.60
$0.55
Output Pricing (per 1M tokens)
$2.50
$2.20
Release Date
Nov 2025
Jul 2025

Capabilities

Capability
Kimi K2 Thinking
Kimi K2
Text Generation
Function Calling
Advanced Reasoning

Which Model Should You Choose?

Choose Kimi K2 Thinking if:

  • • You need a larger context window
  • • You need advanced reasoning

Choose Kimi K2 if:

  • • Cost efficiency is a priority