Cracked AI Engineering

GPT-5 Nano vs Gemini 2.5 Pro

Gemini 2.5 Pro offers 1.0M tokens context vs 16K tokens, GPT-5 Nano is more cost-effective, Gemini 2.5 Pro supports vision. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

GPT-5 Nano

Requesty

16K tokens context • $0.05 / $0.40 per 1M tokens

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Gemini 2.5 Pro

Requesty

1.0M tokens context • $1.25 / $10.00 per 1M tokens

View full specifications →

Detailed Comparison

Specification
GPT-5 Nano
Gemini 2.5 Pro
Provider
Requesty
Requesty
Context Window
16K tokens
1.0M tokens
Max Output Tokens
4K tokens
66K tokens
Input Pricing (per 1M tokens)
$0.05
$1.25
Output Pricing (per 1M tokens)
$0.40
$10.00
Release Date
Aug 2025
Jun 2025

Capabilities

Capability
GPT-5 Nano
Gemini 2.5 Pro
Text Generation
Function Calling
Advanced Reasoning
File Attachments
Vision
Audio Input
Video Understanding
PDF Processing

Which Model Should You Choose?

Choose GPT-5 Nano if:

  • • Cost efficiency is a priority

Choose Gemini 2.5 Pro if:

  • • You need a larger context window