Cracked AI Engineering

OpenAI o1 vs Kimi K2 Thinking Turbo

Kimi K2 Thinking Turbo offers 262K tokens context vs 200K tokens, OpenAI o1 is more cost-effective, OpenAI o1 supports vision. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

OpenAI o1

GitHub Models

200K tokens context • Free

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Kimi K2 Thinking Turbo

Moonshot AI (China)

262K tokens context • $1.15 / $8.00 per 1M tokens

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Detailed Comparison

Specification
OpenAI o1
Kimi K2 Thinking Turbo
Provider
GitHub Models
Moonshot AI (China)
Context Window
200K tokens
262K tokens
Max Output Tokens
100K tokens
262K tokens
Input Pricing (per 1M tokens)
Free
$1.15
Output Pricing (per 1M tokens)
Free
$8.00
Release Date
Sep 2024
Nov 2025

Capabilities

Capability
OpenAI o1
Kimi K2 Thinking Turbo
Text Generation
Vision
Advanced Reasoning
Function Calling

Which Model Should You Choose?

Choose OpenAI o1 if:

  • • Cost efficiency is a priority

Choose Kimi K2 Thinking Turbo if:

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