Roborock Technology Co. Ltd via Amazon has Roborock S6 Pure Robotic Vacuum & Mop w/ WiFi & Alexa Control (Black) for $379.99 after you clip the $140 extra savings coupon on the product page. Shipping is free.
Thanks to community member genelegend for finding this deal.
Multi-floor Mapping: Save multiple maps, along with No-go Zones for each level.
App, Siri and Alexa voice control
LiDAR Navigation & Z-shape Cleaning Route
2000Pa Suction with Automatic Carpet Boost
180ml Adjustable Water Tank: Suitable for mopping homes up to 1610sqft
Clean for up to 3-hours on one charge covering an area of up to 2152sqft