Cracked AI Engineering

Grok 3 vs Kimi K2

Kimi K2 is more cost-effective, Kimi K2 has open weights. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

Grok 3

OpenRouter

131K tokens context • $3.00 / $15.00 per 1M tokens

View full specifications →

Kimi K2

OpenRouter

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

View full specifications →

Detailed Comparison

Specification
Grok 3
Kimi K2
Provider
OpenRouter
OpenRouter
Context Window
131K tokens
131K tokens
Max Output Tokens
8K tokens
33K tokens
Input Pricing (per 1M tokens)
$3.00
$0.55
Output Pricing (per 1M tokens)
$15.00
$2.20
Release Date
Feb 2025
Jul 2025

Capabilities

Capability
Grok 3
Kimi K2
Text Generation
Function Calling

Which Model Should You Choose?

Choose Grok 3 if:

    Choose Kimi K2 if:

    • • Cost efficiency is a priority
    • • You prefer open weights