Prove what it’s worth.
AI-powered market intelligence for collectible cards, creator drops, memorabilia, and verified assets.
ValueProof analyzes comps, athlete and artist momentum, scarcity, signatures, grades, population counts, market velocity, and provenance data to produce transparent valuation ranges collectors can understand and sellers can defend.
Anthony Edwards Rising
Crown Custom Cards
Limited Artist Rookie · Raw · Signed · /500
Match logic: auto + grade + rookie · Confidence: 61%
$642 · confidence 45%
$51 · confidence 38%
$1,237 · confidence 64%
Inventory intelligence →
AI Market Intelligence
Advanced AI analyzes market comps, demand signals, and thousands of data points.
Transparent & Explainable
See every factor and adjustment that impacts the valuation and why it matters.
Confidence You Can Trust
Confidence scores show the strength of comps and the reliability of the estimate.
Provenance Integration
Anchor valuations, ownership events, and authentication records on-chain with SmartLedger.
API & Platform Ready
Power your marketplace, app, inventory system, grading portal, or drop platform.
Creators & Athletes
Price drops with confidence and maximize the value of limited editions.
Collectors
Know the real market logic behind the card before you buy or sell.
Marketplaces
Add trusted valuation intelligence to every listing and build buyer confidence.
Sellers & Dealers
Justify pricing and close more deals with transparent market data.
Grading & Authentication
Enhance submissions with valuation ranges and market context.
Market Comps
Gather and analyze recent sales of comparable items to establish baseline value.
Asset Factors
Adjust for signatures, grade, scarcity, serial numbers, rookie status, and population.
Momentum Signals
Track athlete, artist, team, project, and headline momentum in real time.
Confidence Score
Calculate confidence based on data depth, relevance, recency, and liquidity.
Proof of Record
Create a verifiable valuation snapshot with timestamped proof on SmartLedger.
Run a quick estimate
This front-end demo uses a simple local formula to simulate the ValueProof valuation flow. Connect the API later to live comps, player news, eBay sold items, grading data, and SmartLedger proofs.
Anthony Edwards Rising
Base comps adjusted for scarcity, autograph status, rookie status, and grade.
Confidence: 61%. Medium confidence estimate based on available comps and adjustment strength.
Manage athletes and cards
Add athletes, upload CSVs, tag cards as signed or serial-numbered, and route inventory through the ValueProof valuation engine.
NBA · Minnesota Timberwolves · tier 1 · active
NBA · San Antonio Spurs · tier 1 · active
WNBA · Indiana Fever · tier 2 · active
Ready to prove what it’s worth?
Join creators, collectors, marketplaces, and grading platforms using ValueProof to bring transparent pricing intelligence to the collectibles market.