GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks.
Prices update automatically — checked daily against provider list prices.
Independent benchmark scores for GPT-5 Mini, measured by Artificial Analysis. Higher is better. Measurement mode: Minimal.
GPT-5 Mini is a commercial AI model by OpenAI. The specifications below are tracked automatically: pricing is refreshed daily from public list prices, so the numbers on this page reflect the current cost of using the model through its API.
GPT-5 Mini is an AI language model from OpenAI. It is a proprietary model, available through an API.
GPT-5 Mini is not free: it costs $0.25 per million input tokens and $2 per million output tokens. Open-weight alternatives can be self-hosted at no per-token cost.
Independent benchmarks from Artificial Analysis give it GPQA 68.7%, MMLU-Pro 77.5%, Humanity's Last Exam 5.1%, Long Context Reasoning 39.3%, LiveCodeBench 54.5%, AIME 2025 46.7%, IFBench 45.6%, τ²-Bench 31.9%, Terminal-Bench Hard 14.4%. It is particularly used for mathematical reasoning.