GPT OSS 120B vs Kimi K2 Instruct
GPT OSS 120B is more cost-effective, GPT OSS 120B includes advanced reasoning. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
GPT OSS 120B
Vercel AI Gateway
131K tokens context • $0.10 / $0.50 per 1M tokens
View full specifications →Kimi K2 Instruct
Vercel AI Gateway
131K tokens context • $1.00 / $3.00 per 1M tokens
View full specifications →Detailed Comparison
Specification
GPT OSS 120B
Kimi K2 Instruct
Provider
Vercel AI Gateway
Vercel AI Gateway
Context Window
131K tokens
131K tokens
Max Output Tokens
33K tokens
16K tokens
Input Pricing (per 1M tokens)
$0.10
$1.00
Output Pricing (per 1M tokens)
$0.50
$3.00
Release Date
Aug 2025
Jul 2025
Capabilities
Capability
GPT OSS 120B
Kimi K2 Instruct
Text Generation
Function Calling
Advanced Reasoning
Which Model Should You Choose?
Choose GPT OSS 120B if:
- • Cost efficiency is a priority
- • You need advanced reasoning