Cracked AI Engineering

Kimi K2 0905 vs GPT-4.1 nano

GPT-4.1 nano offers 1.0M tokens context vs 262K tokens, GPT-4.1 nano supports vision, Kimi K2 0905 has open weights. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

Kimi K2 0905

AIHubMix

262K tokens context • $0.55 / $2.19 per 1M tokens

View full specifications →

GPT-4.1 nano

AIHubMix

1.0M tokens context • $0.10 / $0.40 per 1M tokens

View full specifications →

Detailed Comparison

Specification
Kimi K2 0905
GPT-4.1 nano
Provider
AIHubMix
AIHubMix
Context Window
262K tokens
1.0M tokens
Max Output Tokens
262K tokens
33K tokens
Input Pricing (per 1M tokens)
$0.55
$0.10
Output Pricing (per 1M tokens)
$2.19
$0.40
Release Date
Sep 2025
Apr 2025

Capabilities

Capability
Kimi K2 0905
GPT-4.1 nano
Text Generation
Function Calling
Vision
File Attachments

Which Model Should You Choose?

Choose Kimi K2 0905 if:

  • • You prefer open weights

Choose GPT-4.1 nano if:

  • • You need a larger context window
  • • Cost efficiency is a priority