GPT-5.3 Instant reduces hallucinations by 26.8% on web queries and 19.7% on internal knowledge — OpenAI's most-used model now ...

OpenAI has launched GPT-5.3 Instant, the newest version of the model that powers daily conversations on ChatGPT. The update ...

Since 2019, Microsoft and OpenAI have worked together to advance artificial intelligence responsibly and make its benefits broadly accessible. What began as a research partnership has grown into one ...

The deal strengthens AWS's AI offerings and may help fend off challenges from cloud rivals Microsoft and Google.

OpenAI’s internal AI data agent searches 600 petabytes across 70,000 datasets, saving hours per query and offering a blueprint for enterprise AI agents.

OpenAI and Amazon last week said they were developing a new cloud service for a new generation of AI agents, but their ...

The tech giant’s deal to exclusively distribute OpenAI Frontier is a “gamechanger,” said Gartner Distinguished VP Analyst Jason Wong.

"We think they’ll be one of the big winners in AI, we can help them grow, and we believe we’ll earn a strong return for Amazon over the long term," said Amazon CEO Andy Jassy.

Amazon's $50 billion OpenAI investment made big headlines, but the SEC filings tell a more complicated story.