GPT-5 Mini

GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost....

GPT-5 Mini ranks #189 of 377 models in the default AI Benchmark Hub order (quality first, then cost). At $1.13 blended per million tokens, it is cheaper than 49% of models with published API pricing. Its 400,000-token context window is 1.5× the catalog median (262,144 tokens).