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HeyDealer Auction API

Dealer auctiondealer.heydealer.com

HeyDealer Auction lots as clean JSON: auction date, specs, photos, condition and price data.

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  • Free demo key
  • Same key for 21 more sources

01 About the source

What is HeyDealer Auction?

HeyDealer Auction is the HeyDealer site for member dealers, where dealers see cars that owners put up for sale.

Useful for: Dealers tracking cars that owners sell through HeyDealer.

GuideHeyDealer Auction API: Data on Cars Owners Offer to Dealers
  • Cars offered by owners to dealers
  • Specs and photos
  • Prices and bids as data where shown

02 Coverage

What you get from HeyDealer Auction

Fields vary by listing. When the source does not show a value, the field stays empty instead of guessed.

  • Vehicle

    Brand, model, generation, trim, year

  • Specs

    Engine, fuel, transmission, body, color

  • Lot

    Lot ID and auction date

  • Price data

    Price and current bid, where shown

  • Condition

    Condition and damage fields

  • Mileage

    Odometer in km

  • Photos

    Full photo set, original links

  • Tracking

    Created, updated and last seen dates

03 Request

How to get HeyDealer Auction data

One HTTPS call with your key. Add domains[] with the HeyDealer Auction ID from GET /domains to keep only this source, and is_auction=true for auction lots.

  • 1 Get the source ID from GET /domains
  • 2 Call GET /cars or GET /search with domains[]
  • 3 Follow next_url for the next batch
GET /cars
Request
curl --get https://api.auctionsapi.com/cars \
  -d is_auction=true \
  -d limit=100 \
  -d lang=en \
  -d api_key=$API_KEY
Response200 OK
{
  "data": [{
    "year": 2021,
    "brand": { "name": "Kia" },
    "model": { "name": "K5" },
    "listings": [{
      "external": { "domain": { "name": "lotteautoauction.net" } },
      "is_auction": true,
      "auction_at": "2026-11-12",
      "odometer": 61050,
      "current_bid": 15200000
    }]
  }],
  "next_url": "https://api.auctionsapi.com/cars?scroll_id=..."
}

04 Same key

Other Korean sources

Add any of them later. The record format does not change.

Marketplaces 16

Cars for sale with an asking price, listed until sold.

is_auction=false

Dealer auctions 6

Lots with an auction date and condition data.

is_auction=true

HeyDealer Auction API questions

Yes. KoreaCarsAPI returns HeyDealer Auction (dealer.heydealer.com) auction lots as JSON through one HTTPS API, together with 21 more Korean sources. It is an independent service, not affiliated with HeyDealer Auction.

Lot details with the auction date, brand, model, generation, year, engine, fuel, transmission, mileage, condition and damage fields, photos, and prices or the current bid as data where the auction shows them.

Call GET /cars or GET /search with domains[] set to the HeyDealer Auction ID from GET /domains and is_auction=true. Add lang=en for English fields.

Yes. Ask for a demo key on Telegram or WhatsApp. We reply in writing with the key and the details of paid access.

Get HeyDealer Auction data with one key

One key for all 22 Korean sites we cover. We reply in writing with a demo key and the details of paid access.

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