Musk says Grok effort is driven by need to understand the universe and is a "maximally truth-seeking" artificial intelligence.

Mira Murati, the former CTO of OpenAI, has launched her own AI startup, Thinking Machines Lab, recruiting top researchers ...

An LLC with ties to OpenAI CEO Sam Altman has purchased the street-to-street property next door to his current Russian Hill ...

OpenAI co-founder Sam Altman is on the cusp of expanding his artificial intelligence empire at the San Francisco waterfront.

The Sam Altman-founded crypto startup World is in talks to sign a new office lease at Mission Rock's Building B.

Just a month after trying to temper hype about an imminent ChatGPT AGI moment, OpenAI Sam Altman is now hyping GPT-4.5 with ...

OpenAI is restructuring its AI strategy to focus solely on GPT-5, consolidating capabilities like reasoning, voice synthesis, ...

AI has launched Grok 3, which Elon Musk calls its "most advanced AI model yet" while claiming it outperforms OpenAI's GPT-4o.

OpenAI is considering granting special voting rights to its non-profit board to preserve the power of its directors, as the ChatGPT-maker fends ...

GPT-4.5, codenamed Orion, represents OpenAI's last "non-chain-of-thought" model before the company unifies its AI ...

Bloomberg’s Billionaire Index crowned Emanuel with the elite status, with his gain in wealth largely due to his ...