o1-preview vs GPT-4.1 nano
GPT-4.1 nano offers 1.0M tokens context vs 128K tokens, GPT-4.1 nano is more cost-effective, o1-preview includes advanced reasoning. Compare full specs, pricing, and choose the best model for your use case.
Quick Overview
Detailed Comparison
Specification
o1-preview
GPT-4.1 nano
Provider
OpenAI
OpenAI
Context Window
128K tokens
1.0M tokens
Max Output Tokens
33K tokens
33K tokens
Input Pricing (per 1M tokens)
$15.00
$0.10
Output Pricing (per 1M tokens)
$60.00
$0.40
Release Date
Sep 2024
Apr 2025
Capabilities
Capability
o1-preview
GPT-4.1 nano
Text Generation
Advanced Reasoning
Vision
Function Calling
File Attachments
Which Model Should You Choose?
Choose o1-preview if:
- • You need advanced reasoning
Choose GPT-4.1 nano if:
- • You need a larger context window
- • Cost efficiency is a priority