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PSA

PSA

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Last discussed Oct 21, 2026

Professional Sports Authenticator, a card grading and authentication service for collectible trading cards.

What creators say

John Coogan
mentioned

"The one thing worked against the thieves is that every PSA graded card has a unique certification number, and PSA has deactivated the certification numbers of the stolen cards."

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Shaan Puri
mentioned
Used for: Third-party authentication and grading of sports cards and collectibles to establish trusted value and enable market transactions Praised: 70% market share, network effect moat, compounding trust, capital-light model... vs: Compared to Moody's (credit rating attestation) and Fort Knox (vault storage)...

"PSA is, if you ever want to go buy a rare Charizard, you'll want to know the PSA grade of that card. They control something like 70% of their market — absolutely dominant. They have $400 million of orders just sitting in the queue. It's like one p..."

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LP
Logan Paul
mentioned

"The Pikachu Illustrator card got graded a PSA 10. They say that you got it regraded a 10. I think you should set the record straight on that."

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GK
Gary King
critical

"What PSA has been going through, I would not grade a card through PSA anymore. I just wouldn't. Not until they make a change. Can you imagine you send things in and six months later you still don't have them? Plus, the price per card for bulk is p..."

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