Kimi K2 vs Gemini 2.5 Flash
Gemini 2.5 Flash offers 1.0M tokens context vs 131K tokens, Gemini 2.5 Flash includes advanced reasoning, Gemini 2.5 Flash supports vision. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Gemini 2.5 Flash
FastRouter
1.0M tokens context • $0.30 / $2.50 per 1M tokens
View full specifications →Detailed Comparison
Specification
Kimi K2
Gemini 2.5 Flash
Provider
FastRouter
FastRouter
Context Window
131K tokens
1.0M tokens
Max Output Tokens
33K tokens
66K tokens
Input Pricing (per 1M tokens)
$0.55
$0.30
Output Pricing (per 1M tokens)
$2.20
$2.50
Release Date
Jul 2025
Jun 2025
Capabilities
Capability
Kimi K2
Gemini 2.5 Flash
Text Generation
Function Calling
Vision
PDF Processing
Advanced Reasoning
File Attachments
Which Model Should You Choose?
Choose Kimi K2 if:
- • You prefer open weights
Choose Gemini 2.5 Flash if:
- • You need a larger context window
- • Cost efficiency is a priority
- • You need advanced reasoning