
How Sotheby's Won Auction AI
Sotheby's achieves the highest composite score in the Auction House Citation Share Index 2026, excelling in earned media presence, AI visibility, and geographic breadth.

Sotheby's achieves the highest composite score in the Auction House Citation Share Index 2026, excelling in earned media presence, AI visibility, and geographic breadth.

Phillips ranks #3 in The Auction House Citation Share Index 2026 with a Composite score of 83. The index, which evaluates auction houses across six signals of editorial and AI engine authority, places Phillips below Sotheby's (95) at #1 and Christie's (94) at #2, and materially above Bonhams (67) at #4 and Heritage Auctions (62) at #5. Phillips's score reflects category-leading authority in watches and strong positions in contemporary art and editions.

The Auction House Citation Share Index 2026 evaluates Sotheby's, Christie's, Phillips, Bonhams, and Heritage for AI engine retrieval and category authority. It covers six signals: catalog depth, earned media, specialist visibility, record sales, breadth, and AI retrieval signal.

From the Banksy shredder to the Mona Lisa heist to Beeple at Christie's — the real story of how the art world manufactures attention, and where Art PR goes in the AI era.