GPT-5.4 mini and GPT-5.4 nano, which can describe 76,000 photos for $52

OpenAI released two new smaller AI models, GPT-5.4 mini and GPT-5.4 nano, that are cheaper and faster than previous versions. GPT-5.4 nano is particularly affordable at $0.20 per million input tokens, making it economical for tasks like image description, where describing 76,000 photos would cost around $52.