About 30 researchers and engineers at Thinking Machines Lab come from rivals such as OpenAI, Meta, and Mistral, with ex-OpenAI staff making up two-thirds of the team.

OpenAI published the latest version of its "Model Spec," a set of guidelines detailing how ChatGPT should behave and respond to user requests. The document reveals a notable shift in OpenAI's content policies,

OpenAI has effectively canceled o3, which was slated to be its next major AI model release, in favor of what CEO Sam Altman is calling a 'simplified' product offering.

After OpenAI, Perplexity AI is joining the "deep research" bandwagon. And it's doing it in a fairly interesting way. Following in the footsteps of DeepSeek's "reasoning" model, Perplexity is the first major AI provider that's offering a Deep Research feature for free users,

Mira Murati, OpenAI's former CTO, has taken the wraps off her new company, Thinking Machines Lab. Here's what to know about its goals.

OpenAI has canceled plans to release its o3 model, opting instead for a 'simplified' product lineup centered on its upcoming GPT-5 product.

OpenAI is reportedly planning to shift its compute needs away from Microsoft and instead rely on capacity provided by its Stargate partner SoftBank.

Meta, which has sponsored the Puzzle Day for almost 15 years, is just one of the many tech companies that support courses at Harvard. Professors at Harvard’s School of Engineering and Applied Sciences have repeatedly collaborated with companies — like Amazon,

Mira Murati, former OpenAI CTO, has launched Thinking Machines Lab, a new AI startup aiming to develop AI systems aligned with human values. The company, announced Tuesday, has recruited top talent from OpenAI,

OpenAI has scrapped plans to release its o3 model, opting instead for a 'simplified' product lineup centered on its upcoming GPT-5 product.