Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. This Business Profile tracks the Brand Authority Index and supporting AI visibility evidence. Last analyzed August 9, 2026.
Goldin is a company within the E-commerce & Auctions category. Goldin is a specialized marketplace and auction house for high-value collectibles, including trading cards, sports memorabilia, historical documents, and pop culture assets. The platform facilitates multi-million dollar transactions through a mix of weekly auctions and curated 'Elite' events, serving a global audience of collectors.
Goldin was founded in 2012 and is headquartered in Runnemede, NJ.
Goldin is rated Leader on the Optimly Brand Authority Index, a measure of how well AI models can accurately describe the brand. The exact score is locked for unclaimed profiles.
AI narrative accuracy for Goldin is Moderate. Significant factual deltas detected. Inconsistent representation across models.
AI models classify Goldin as a Challenger. AI names competitors first.
Goldin appeared in 6 of 8 sampled buyer-intent queries (75%). Goldin dominates high-intent branded queries but loses visibility to Heritage and eBay for unbranded 'historical document auctions' or 'TCG auction' queries where it is not yet the default AI association.
AI reliably positions the brand as the premier destination for high-end collectibles and sports memorabilia. However, it often lags in reflecting the brand's expansion into historical documents, manga, and vintage toys beyond the sports niche. Key gap: The single biggest gap is the recent shift from 'Goldin Auctions' to simply 'Goldin' as a broader marketplace, which older AI training data often misses, still referring to it exclusively as a sports auction house.
Of 6 key facts verified about Goldin, 4 are well-documented (likely accurate across AI models), 2 have limited sourcing, and 0 are retrieval-dependent and may be inaccurate without live search.
The exact nature of current ownership and its integration level with PSA/Collectors (the 2024 merger/acquisition activity) is frequently confused or outdated in AI responses.
Buyers turn to Goldin for where to sell expensive sports cards, General Peer-to-Peer Marketplaces: Using eBay or Facebook Marketplace to list and sell individual items manually., Physical Brokerage Services: Hiring specialized collectible brokers or consultants to negotiate private sales., among 5 documented problem areas.
Buyers evaluating Goldin typically ask AI models about "best auction house for pokemon cards", "historical document auctions online", "high end trading card marketplace", and 1 similar queries.
Goldin's core products are Online auctions for sports cards, TCG (Magic: The Gathering, Pokemon), historical documents, and vintage toys..
Goldin uses Usage-based (Buyer's and Seller's premiums/commissions).
Goldin serves High-net-worth collectors, sports memorabilia enthusiasts, TCG investors, and historical document buyers..
Goldin The dominant market leader in 'event-style' auctions for ultra-high-value individual assets, backed by the industry-standard PSA authentication ecosystem.
Brand Authority Index (BAI) tier: Leader (exact score locked for unclaimed brands)
Archetype: Challenger
Official website: https://goldin.co/
Last analyzed: August 9, 2026
Founded: 2012 (source: official website)
Headquarters: Runnemede, New Jersey, USA (source: official website)
This Business Profile is published by Optimly in the Optimly AI Brand Index, a public research dataset showing how AI systems describe brands, categories, and competitors. Optimly AI Visibility analyzes sampled buyer-intent responses, cited sources, and public brand information. The Brand Authority Index summarizes answer presence, narrative accuracy, and owned citations where sufficient evidence is available.
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