Agent cloud startup Daytona raises $60M Series B at a $1B valuation

San Francisco's Daytona, which runs sandbox compute for AI agents, raised a $60 million Series B at a $1 billion valuation led by FirstMark, with strategic investors including Qualcomm Ventures and Samsung Next. About $50 million came from existing investors, taking total funding to about $91 million. Its revenue run rate grew 25-fold from January to September, making agent infrastructure a new unicorn theme.