Cracked AI Engineering

GPT-5-Pro vs GPT-4.1 nano

Looking to choose between GPT-5 Pro and GPT-4.1 nano by OpenAI? The GPT-5 Pro offers a larger context window of 400,000 tokens and advanced reasoning capabilities, making it ideal for complex AI projects. However, if you're looking for a cost-effective solution with a context window of over 1 million tokens, the GPT-4.1 nano might be the better choice. With pricing at $15/M vs. $0.1/M for input tokens, developers can choose the model that best fits their project needs and budget.

Quick Overview

GPT-5-Pro

AIHubMix

400K tokens context • $7.00 / $28.00 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
GPT-5-Pro
GPT-4.1 nano
Provider
AIHubMix
AIHubMix
Context Window
400K tokens
1.0M tokens
Max Output Tokens
128K tokens
33K tokens
Input Pricing (per 1M tokens)
$7.00
$0.10
Output Pricing (per 1M tokens)
$28.00
$0.40
Release Date
Sep 2025
Apr 2025

Capabilities

Capability
GPT-5-Pro
GPT-4.1 nano
Text Generation
Vision
Function Calling
Advanced Reasoning
File Attachments

Which Model Should You Choose?

Choose GPT-5-Pro if:

  • • You need advanced reasoning

Choose GPT-4.1 nano if:

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