OpenAI

OpenAI is an artificial intelligence research organization founded in 2015. It created AI chatbot ChatGPT. Competitors include other AI research organizations such as DeepMind and Google Brain. OpenAI was founded by Sam Altman, former president of startup accelerator Y Combinator, Greg Brockman, former chief technology officer and third employee of Stripe, and Ilya Sutskever, a former Google expert on machine learning. Microsoft has invested more than $11 billion in the company and is a nonvoting board observer. Current board members are Chair Bret Taylor, a former Salesforce co-CEO, former Treasury Secretary Larry Summers, and Quora CEO Adam D’Angelo.

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OpenAI’s ChatGPT Nears 1 Billion Weekly Active Users Seven Months After Target

By Stephanie Palazzolo and Erin Woo · Jul 28, 2026 7:36pm PDT · 1 comment

OpenAI’s chatbot is on the precipice of having 1 billion weekly active users, a milestone the company was hoping to hit by the end of last year, according to information the company has shared internally. Though the milestone comes seven months after the company originally expected to hit it, ChatGPT is still one of the fastest, if not the... OpenAI’s chatbot is on the precipice of having 1 billion weekly active users, a milestone the...

Sam Altman, left, and Dario Amodei. Photos via Getty Images

OpenAI and Anthropic Are Quietly Teaming Up in Washington

By Stephanie Palazzolo and Amir Efrati · Jul 28, 2026 7:01am PDT

OpenAI and Anthropic are arch enemies whose leaders can’t stand each other. But the two foes have formed an unholy alliance in Washington in the interest of self-preservation. With the Trump administration set to finalize its framework for regulating and evaluating “frontier models” by August 1, the two leading AI developers are quietly... OpenAI and Anthropic are arch enemies whose leaders can’t stand each other. But the two foes have...

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Why OpenAI’s Hugging Face AI Hack Spooked Employees

By Aaron Holmes, Rocket Drew and Amir Efrati · Jul 23, 2026 9:31am PDT · 2 comments

After OpenAI revealed on Tuesday that its AI broke out of the company’s systems, accessed the web and hacked model repository Hugging Face during a cybersecurity test, it was easy to view the disclosure as a kind of “we’re so good it’s scary” marketing flex.Some commentators made that observation because OpenAI was specifically testing the AI’s... After OpenAI revealed on Tuesday that its AI broke out of the company’s systems, accessed the web...