Mercor raises $750m at a $20bn valuation to train AI on every job

Mercor, the San Francisco startup that pays experts to train and test AI models, has raised $750m in a Series D round that values it at $20bn. The valuation is double the $10bn Mercor reached when it raised $350m in October 2025.

Source: [TNW](https://thenextweb.com/news/mercor-750m-series-d-20bn-valuation)