The company signed two nearly identical investment-and-purchase agreements with the California-based EV makers Lucid and Rivian while quietly building optionality into which technology stack — and which company — ultimately delivers the self-driving future it needs.

https://eletric-vehicles.com/uber/ubers-rivian-and-lucid-robotaxi-deals-share-a-template-but-diverge-on-autonomous-tech/