OpenAI’s new GPT-5.4 mini and nano models bring a faster, more thoughtful ChatGPT experience to free users than I expected.

OpenAI's new GPT-5.4 mini model offers performance improvements in reasoning, multimodal understanding and more.

OpenAI has expanded its GPT-5.4 lineup with mini and nano models aimed at improving speed, cost efficiency and responsiveness ...

OpenAI has introduced GPT-5.4 mini and nano, bringing faster performance and significantly lower costs to high-volume AI workloads while retaining many flagship capabilities.

Back in August 2025, when OpenAI unveiled GPT-5, it also introduced GPT-5 Mini and GPT-5 Nano, two smaller language models designed for high-volume workloads. Since then, OpenAI has rolled out several ...

OpenAI has introduced GPT-5.4 mini and GPT-5.4 nano, two small, cost-efficient versions of its flagship AI model. In a press release, OpenAI said that 5.4 nano and mini are “our most capable small ...

What if the future of artificial intelligence wasn’t just smarter—but also smaller, faster, and more accessible than ever? With the release of GPT-5, OpenAI has introduced not one, but three tailored ...