OpenAI has launched two new models, GPT-5.4 mini and GPT-5.4 nano, following the release of GPT-5.4 earlier this month, which ...

OpenAI's Latest AI Models Are Built for Speed ...

At its developer conference, OpenAI announced a new API, the Assistants API, that it characterizes as a step toward helping developers build “agent-like experiences” within their apps. Using the ...

Have Some Spare Cash? You’ll Need it for OpenAI’s New API Your email has been sent The o1-pro API costs $150 for 1 million input tokens and $600 for 1 million output tokens, much more than GPT-4.5.

OpenAI continues to ship new models with the release of GPT-5.4 mini and nano, its “most capable small models yet.” ChatGPT users can start using GPT-5.4 mini today. These flavors of GPT-5.4 are ...

OpenAI’s new Responses API comes with web search, the ability to look through files, and computer use out of the box. OpenAI’s new Responses API comes with web search, the ability to look through ...

OpenAI is bringing o1, its “reasoning” AI model, to its API — but only for certain developers, to start. Starting Tuesday, o1 will begin rolling out to devs in OpenAI’s “tier 5” usage category, the ...