All told, the A.I. start-up hauled in $7.3 billion in a year. Its five funding deals stood out not just for their speed and size, but for their unusual structures. In one of those deals, Anthropic agreed to use technology such as chips and cloud computing services from the companies that invested in it. That meant, in effect, that some of the money it raised would be pumped back into its investors.
Source: Inside the Funding Frenzy at Anthropic, One of A.I.’s Hottest Start-Ups