Collector-car auction data sources
Old Cars Data normalizes collector-car auction data from major enthusiast and collector platforms into one API and MCP server, including completed auction results, live listings, bid trails, vehicle details, and market statistics where available.
Covered sources
Platforms we normalize
Coverage and field completeness vary by source because auction platforms publish different information.
- Bring a TrailerCompleted sales, live listings, bid trails, vehicle detailsComparable sales, live monitoring, bid behavior
- Cars & BidsCompleted auction results and vehicle detailsModern enthusiast car comps and pricing context
- HagertyCollector-car market records where availableMarket research and reference coverage
- PCAR MarketCompleted Porsche-focused auction recordsPorsche comparable-sale research
- All Collector CarsCollector-car auction records where availableBroader collector-market coverage
- Gooding & CoHigh-end auction records where availableConcours and premium-market research
- RM Sotheby'sHigh-end auction records where availablePremium collector-car results and historical context
Normalized fields
What lands in the schema
- 01
Make, model, year, title, VIN, mileage, body style, transmission, drivetrain, engine, and colors where available.
- 02
Auction status, sale price, bid count, source platform, source URL, auction dates, and location fields.
- 03
Condition-oriented listing text including modifications, known flaws, service history, and ownership notes where available.
- 04
Live auction fields such as current price, bid count, ending time, and polling filters for supported sources.
- 05
Bid-history fields such as amount, bidder, bid time, and pagination where supported.
Source caveats
Coverage varies by platform
Coverage and field completeness vary by source because auction platforms publish different information. Old Cars Data normalizes the fields that are available and preserves source URLs so teams can audit records when needed.
Old Cars Data is not affiliated with, sponsored by, or endorsed by the platforms listed on this page. Company names and trademarks belong to their respective owners.
Methodology
How we normalize and expose these records
See how completed sales, live listings, and bid trails are mapped into consistent REST and MCP interfaces.