OpenAI announced that developers can now use ChatGPT o1-pro, its best and most expensive AI reasoning model yet.

OpenAI has launched a more powerful version of its o1 "reasoning" AI model, o1-pro, in its developer API. It's incredibly ...

OpenAI's news o1-Pro might be the perfect tool to get if you want to develop apps, but it's also incredibly expensive.

OpenAI has released its latest model, o1-pro, an updated version of its reasoning model o1 — but it’s not going to come cheap. “It uses more compute than o1 to provide consistently better ...

Some of the biggest players in the AI segment have already launched their own “reasoning” products. Of course, OpenAI had to ...

OpenAI is upping the stakes for artificial intelligence reasoning applications with the debut of a more powerful version of its popular o1 model. The company has just launched o1-pro, making it ...

That's twice the price of OpenAI's GPT-4.5 for input and 10x the price of regular o1. OpenAI is betting that o1-pro's improved performance will convince developers to pay those princely sums.