GPT-5-Codex vs Kimi K2 Thinking Turbo
GPT-5-Codex offers 400K tokens context vs 262K tokens, GPT-5-Codex supports vision, Kimi K2 Thinking Turbo has open weights. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Kimi K2 Thinking Turbo
Moonshot AI (China)
262K tokens context • $1.15 / $8.00 per 1M tokens
View full specifications →Detailed Comparison
Specification
GPT-5-Codex
Kimi K2 Thinking Turbo
Provider
OpenCode Zen
Moonshot AI (China)
Context Window
400K tokens
262K tokens
Max Output Tokens
128K tokens
262K tokens
Input Pricing (per 1M tokens)
$1.25
$1.15
Output Pricing (per 1M tokens)
$10.00
$8.00
Release Date
Aug 2025
Nov 2025
Capabilities
Capability
GPT-5-Codex
Kimi K2 Thinking Turbo
Text Generation
Vision
Function Calling
Advanced Reasoning
File Attachments
Which Model Should You Choose?
Choose GPT-5-Codex if:
- • You need a larger context window
Choose Kimi K2 Thinking Turbo if:
- • Cost efficiency is a priority
- • You prefer open weights