Comprehensive side-by-side LLM comparison
GPT-5 mini leads with 2.1% higher average benchmark score. Gemini 2.5 Pro offers 586.1K more tokens in context window than GPT-5 mini. GPT-5 mini is $9.00 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
Gemini 2.5 Pro was developed as Google's most intelligent AI model, designed to comprehend vast datasets and challenging problems from diverse information sources including text, audio, images, and video. Built to handle complex reasoning and multi-step problem solving, it represents Google's flagship offering for enterprise and advanced applications.
OpenAI
GPT-5 Mini was created as a more accessible version of GPT-5, designed to provide strong capabilities with improved efficiency and lower operational costs. Built to extend GPT-5's advancements to a broader range of applications, it balances advanced performance with practical deployment considerations.
2 months newer

Gemini 2.5 Pro
2025-05-20

GPT-5 mini
OpenAI
2025-08-07
Cost per million tokens (USD)

Gemini 2.5 Pro

GPT-5 mini
Context window and performance specifications
Average performance across 3 common benchmarks

Gemini 2.5 Pro

GPT-5 mini
GPT-5 mini
2024-05-30
Gemini 2.5 Pro
2025-01-31
Available providers and their performance metrics

Gemini 2.5 Pro
ZeroEval


Gemini 2.5 Pro

GPT-5 mini

Gemini 2.5 Pro

GPT-5 mini
GPT-5 mini
OpenAI
ZeroEval