Works by Jean-Michel Basquiat, Andy Warhol, and more are set to head to sale at Sotheby's.
The works are expected to be sold through a combination of public and private sales.
Taking cues from competitor houses, Christie's is aiming for date flexibility with its sales.
The sale comes as Sotheby's makes forays into the collectibles market.
Fairs such as these can have commercial advantages for smaller galleries.
A work by Jenny Saville is reportedly the most expensive work to sell through the platform.
The work will figure in the auction house's November evening sale of 20th-century and contemporary art.
The Van Ham auction house will sell the works in September.
The database is meant to allow users to look beyond auction results.
According to a survey, live sales are still essential to auction houses' business.