River AI Raises $1 billion Series A
River AI raised $1.1B across its Series Seed and Series A to build an open, user-owned personal AI stack spanning training, models, product and hardware.
Series A$1 billionTotal tracked $1 billionUnited States
What it does
River AI raised $1.1B across its Series Seed and Series A to build an open, user-owned personal AI stack spanning training, models, product and hardware.
Traction
General Catalyst participated in the latest tracked round; deeper traction analysis is held until source support is strong enough.
Trend impact
MD-grade thesis held: available source material is not specific enough to support a non-generic investor-economist read without overclaiming.
Funding history
- August 11, 2026 · Series A · $1 billion · General Catalyst