Kimi K2 Instruct vs DeepSeek V3.1
DeepSeek V3.1 includes advanced reasoning. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Kimi K2 Instruct
Fireworks AI
128K tokens context • $1.00 / $3.00 per 1M tokens
View full specifications →DeepSeek V3.1
Fireworks AI
164K tokens context • $0.56 / $1.68 per 1M tokens
View full specifications →Detailed Comparison
Specification
Kimi K2 Instruct
DeepSeek V3.1
Provider
Fireworks AI
Fireworks AI
Context Window
128K tokens
164K tokens
Max Output Tokens
16K tokens
164K tokens
Input Pricing (per 1M tokens)
$1.00
$0.56
Output Pricing (per 1M tokens)
$3.00
$1.68
Release Date
Jul 2025
Aug 2025
Capabilities
Capability
Kimi K2 Instruct
DeepSeek V3.1
Text Generation
Function Calling
Advanced Reasoning
Which Model Should You Choose?
Choose Kimi K2 Instruct if:
Choose DeepSeek V3.1 if:
- • You need a larger context window
- • Cost efficiency is a priority
- • You need advanced reasoning