Farmstead raised an additional $2.2 million venture round from ARTIS Labs, San Francisco; Resolute Ventures, San Francisco; Y Combinator, Mountain View, Calif.; Red Dog Capital, San Francisco; and other investors, bringing the total raised to date to $7.5 million.

Farmstead, San Francisco, announced a partnership with Udelv, Burlingame, Calif., making it what is said to be one of the first grocers in the country to make deliveries using autonomous delivery vehicles.