River Markets
YC X26San Francisco, US · Founded 2026 · 2 employees · 1 known investors
River Markets provides a unified trading terminal and API for prediction market desks, aggregating order books and execution across multiple prediction exchanges like Kalshi and Polymarket.
Founders & leadership· Y Combinator alumni (X26)
OL
Oscar LevyinCo-Founder
AP
Antonin Parrotin𝕏Founder
Investors · 1
In the news
- River Markets - The prime broker for prediction marketsycombinator.com · 2026
- River Markets Funding | Complete Analysis | Extruct AIextruct.ai