Cracked AI Engineering

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

Together AI

131K tokens context • $0.15 / $0.60 per 1M tokens

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Kimi K2 Instruct

Together AI

131K tokens context • $1.00 / $3.00 per 1M tokens

View full specifications →

Detailed Comparison

Specification
GPT OSS 120B
Kimi K2 Instruct
Provider
Together AI
Together AI
Context Window
131K tokens
131K tokens
Max Output Tokens
131K tokens
33K tokens
Input Pricing (per 1M tokens)
$0.15
$1.00
Output Pricing (per 1M tokens)
$0.60
$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

Choose Kimi K2 Instruct if: