Disclosure: Ziff Davis, CNET's parent company, in 2025 filed a lawsuit against OpenAI, alleging it infringed Ziff Davis ...

OpenAI (OPENAI) has launched GPT‑5.4 mini and nano, its most capable small models yet, according to the ChatGPT maker.

The latest GPT-5.4 mini model delivers benchmark results surprisingly close to the full GPT-5.4 model while running much faster, signaling a shift toward smaller AI models powering real-world ...

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 ...