Comprehensive side-by-side LLM comparison
GPT-5 leads with 49.5% higher average benchmark score. GPT-5 offers 383.6K more tokens in context window than GPT-4o mini. GPT-4o mini is $10.50 cheaper per million tokens. Overall, GPT-5 is the stronger choice for coding tasks.
OpenAI
GPT-4o mini is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 63.5% across 9 benchmarks. It excels particularly in HumanEval (87.2%), MGSM (87.0%), MMLU (82.0%). It supports a 144K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.
OpenAI
GPT-5 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 70.1% across 35 benchmarks. It excels particularly in SWE-Lancer (IC-Diamond subset) (100.0%), COLLIE (99.0%), Tau2 Telecom (96.7%). It supports a 528K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
1 year newer
GPT-4o mini
OpenAI
2024-07-18
GPT-5
OpenAI
2025-08-07
Cost per million tokens (USD)
GPT-4o mini
GPT-5
Context window and performance specifications
Average performance across 38 common benchmarks
GPT-4o mini
GPT-5
GPT-4o mini
2023-10-01
GPT-5
2024-09-30
Available providers and their performance metrics
GPT-4o mini
Azure
GPT-5
GPT-4o mini
GPT-5
GPT-4o mini
GPT-5
OpenAI
ZeroEval