RIVR Technologies AG develops autonomous wheeled-legged robots for doorstep delivery of parcels, groceries, and food, trained with reinforcement learning and real-world data ("Physical AI"). Founded 2023 as an ETH Zurich spinout; acquired by Amazon.com, Inc. in March 2026.
Wheeled-legged delivery robot carrying over 30 kg of parcels, groceries, or food, up to 14 km/h with over 30 km range. Navigates sidewalks, bike lanes, crossings, curbs, and stairs; has emergency stop
Second-generation wheeled-legged delivery robot with 55-litre payload capacity for parcels, groceries, and food. Navigates sidewalks, bike lanes, crossings, and curbs; unattended top-load drop-off
Autonomous robot delivery service for the last-100-yard segment of parcel distribution, running deliveries in parallel with human drivers for e-commerce, logistics, and retail companies.
Autonomous robot delivery service that runs alongside human drivers to increase grocery delivery capacity during peak demand periods and enable contactless doorstep drop-off.
Autonomous robot delivery service that routes directly from restaurants and convenience stores to customer doorsteps, for food delivery platforms, restaurants, and convenience stores.