OpenAI CEO Sam Altman posted a picture of himself with Microsoft CEO Satya Nadella on Tuesday and suggested the two companies are getting along just fine.

OpenAI CEO and co-founder Sam Altman called Chinese artificial intelligence startup DeepSeek “impressive,” while shrugging off concerns the startup could threaten OpenAI’s

OpenAI Chief Executive Officer Sam Altman welcomed the debut of DeepSeek’s R1 model in a post on X late on Monday.

Sam Altman-backed Retro Biosciences is raising $1 billion to develop drugs that extend human lifespan by 10 years, the FT reports.

Elon Musk asked a judge to block OpenAI's attempt to transition from nonprofit to for-profit. It's not the first time he's feuded with CEO Sam Altman.

Helion’s nuclear fusion promises have garnered the attention of Silicon Valley—and raised concerns amongst scientists wary of its aggressive timeline.

OpenAI CEO Sam Altman has broken his silence on the Chinese startup DeepSeek that sent shockwaves through Silicon Valley when it released its AI model R1.

OpenAI CEO Sam Altman has publicly applauded competitor DeepSeek’s R1 model in a recent social media post.

OpenAI CEO Sam Altman said the AI startup will release better models than those of China's DeepSeek, whose powerful low-cost AI model triggered a tech selloff in the U.S. and called into question Silicon Valley's lead in the global AI race.

OpenAI CEO Sam Altman called Chinese startup DeepSeek's R1 AI model "impressive" on Monday, but emphasized that OpenAI believes greater computing power was key to their own success.

Seattle-area company Helion Energy gets $425 million from investors including Sam Altman and Softbank to pursue clean energy's "Holy Grail."