GPT-5 Nano vs Kimi K2 Thinking Turbo
GPT-5 Nano is more cost-effective, GPT-5 Nano 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 Nano
Kimi K2 Thinking Turbo
Provider
Azure
Moonshot AI (China)
Context Window
272K tokens
262K tokens
Max Output Tokens
128K tokens
262K tokens
Input Pricing (per 1M tokens)
$0.05
$1.15
Output Pricing (per 1M tokens)
$0.40
$8.00
Release Date
Aug 2025
Nov 2025
Capabilities
Capability
GPT-5 Nano
Kimi K2 Thinking Turbo
Text Generation
Vision
Function Calling
Advanced Reasoning
File Attachments
Which Model Should You Choose?
Choose GPT-5 Nano if:
- • You need a larger context window
- • Cost efficiency is a priority
Choose Kimi K2 Thinking Turbo if:
- • You prefer open weights