David AI pays contractors to record conversations for it, compiles datasets from these recordings, and sells them to AI training companies. The founder claims to already have several top-tier clients.

David AI says it's keeping an eye on the market's needs. For example, when they noticed that AI had difficulty establishing rapport with humans, they reshuffled their contractors to collect conversations between strangers.

In a recent funding round, David AI was valued at half a billion dollars. A few months ago, the valuation was four times lower.