GPT-4o vs Kimi K2 Instruct
Kimi K2 Instruct is more cost-effective, GPT-4o supports vision, Kimi K2 Instruct has open weights. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Kimi K2 Instruct
Vercel AI Gateway
131K tokens context • $1.00 / $3.00 per 1M tokens
View full specifications →Detailed Comparison
Specification
GPT-4o
Kimi K2 Instruct
Provider
Vercel AI Gateway
Vercel AI Gateway
Context Window
128K tokens
131K tokens
Max Output Tokens
16K tokens
16K tokens
Input Pricing (per 1M tokens)
$2.50
$1.00
Output Pricing (per 1M tokens)
$10.00
$3.00
Release Date
May 2024
Jul 2025
Capabilities
Capability
GPT-4o
Kimi K2 Instruct
Text Generation
Vision
Function Calling
File Attachments
Which Model Should You Choose?
Choose GPT-4o if:
Choose Kimi K2 Instruct if:
- • You need a larger context window
- • Cost efficiency is a priority
- • You prefer open weights