Cracked AI Engineering

o4-mini (Preview) vs Kimi K2 0711

o4-mini (Preview) includes advanced reasoning, Kimi K2 0711 has open weights. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

o4-mini (Preview)

GitHub Copilot

128K tokens context • Pricing not available

View full specifications →

Kimi K2 0711

Moonshot AI (China)

131K tokens context • $0.60 / $2.50 per 1M tokens

View full specifications →

Detailed Comparison

Specification
o4-mini (Preview)
Kimi K2 0711
Provider
GitHub Copilot
Moonshot AI (China)
Context Window
128K tokens
131K tokens
Max Output Tokens
66K tokens
16K tokens
Input Pricing (per 1M tokens)
N/A
$0.60
Output Pricing (per 1M tokens)
N/A
$2.50
Release Date
Apr 2025
Jul 2025

Capabilities

Capability
o4-mini (Preview)
Kimi K2 0711
Text Generation
Advanced Reasoning
Function Calling

Which Model Should You Choose?

Choose o4-mini (Preview) if:

  • • You need advanced reasoning

Choose Kimi K2 0711 if:

  • • You need a larger context window
  • • You prefer open weights