In response to pressure from rivals like DeepSeek, OpenAI is changing the way its o3-mini model communicates its step-by-step “thought” process. ChatGPT users will see an updated “chain of ...

OpenAI's ChatGPT may be the world's most popular chatbot app. But rival services are gaining, according to third-party ...

Chinese AI company DeepSeek has overtaken OpenAI's ChatGPT in monthly website visits, becoming the fastest-growing AI tool ...

Alibaba Group Holding’s artificial intelligence (AI) application, Quark has now surpassed heavyweights like DeepSeek, and ...

Many users reported problems with OpenAI's ChatGPT website on Wednesday morning, in the latest of several outages affecting AI chatbot in recent months.

The foundation originally believed it cost around $3,000 for o3 to solve a complex problem. That's no longer the case, with ...

The investment was the highest ever raised for a startup and places OpenAI at a $300-billion valuation, tied with TikTok ...

In a legal filing, OpenAI asked a federal court to hold Mr. Musk responsible for any damage he has caused the firm, in the ...

Sam Altman’s OpenAI has raised $40 billion in a funding round led by investment giant SoftBank as it looks to stave off ...

After promising OpenAI would stop the ramifications of its GPTs, the company's CEO announced GPT-5 release timing.

The start-up’s valuation, which has nearly doubled in six months, shows continued enthusiasm for A.I. among investors.

The core selling point of Meta's family of Llama models or DeepSeek's models is addressing ... decision to build a more open ...