Kimi K2 0905 vs Grok 4 Fast None Reasoning
Grok 4 Fast None Reasoning offers 2.0M tokens context vs 262K tokens, Grok 4 Fast None Reasoning supports vision. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Grok 4 Fast None Reasoning
ZenMux
2.0M tokens context • $0.20 / $0.50 per 1M tokens
View full specifications →Detailed Comparison
Specification
Kimi K2 0905
Grok 4 Fast None Reasoning
Provider
ZenMux
ZenMux
Context Window
262K tokens
2.0M tokens
Max Output Tokens
16K tokens
30K tokens
Input Pricing (per 1M tokens)
$0.60
$0.20
Output Pricing (per 1M tokens)
$2.50
$0.50
Release Date
Sep 2025
Sep 2025
Capabilities
Capability
Kimi K2 0905
Grok 4 Fast None Reasoning
Text Generation
Function Calling
Vision
File Attachments
Which Model Should You Choose?
Choose Kimi K2 0905 if:
Choose Grok 4 Fast None Reasoning if:
- • You need a larger context window
- • Cost efficiency is a priority