As part of the agreement, the two data suppliers will have non-exclusive rights to distribute official NBA betting data to licensed operators in the US.
The deal begins this season and will also cover official betting data for WNBA games, including pre-season, regular season and playoff matches.
Sportradar CEO Carsten Koerl said: "We are excited to continue working with the NBA on this multi-faceted partnership that now also covers the US."
Genius Sports CEO Mark Locke said: "We are world renowned for driving innovation in basketball sports betting and look forward to inspiring a more engaging betting experience for NBA fans."
NBA Commissioner Adam Silver added: "Sportradar and Genius Sports are proven leaders in data distribution and will deliver unparalleled, real-time official NBA betting data."
