Cracked AI Engineering

MAI DS R1 (free) vs Kimi K2

MAI DS R1 (free) is more cost-effective, MAI DS R1 (free) includes advanced reasoning. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

MAI DS R1 (free)

OpenRouter

164K tokens context • Free

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Kimi K2

OpenRouter

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

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Detailed Comparison

Specification
MAI DS R1 (free)
Kimi K2
Provider
OpenRouter
OpenRouter
Context Window
164K tokens
131K tokens
Max Output Tokens
164K tokens
33K tokens
Input Pricing (per 1M tokens)
Free
$0.55
Output Pricing (per 1M tokens)
Free
$2.20
Release Date
Apr 2025
Jul 2025

Capabilities

Capability
MAI DS R1 (free)
Kimi K2
Text Generation
Function Calling
Advanced Reasoning

Which Model Should You Choose?

Choose MAI DS R1 (free) if:

  • • You need a larger context window
  • • Cost efficiency is a priority
  • • You need advanced reasoning

Choose Kimi K2 if: