Catawiki Auction Bidder Scraper

Catawiki Auction Bidder Scraper

Retrieves real-time bidding updates, current high offers, auction timer statuses, reserve price flags, and active bidder tokens for specific item IDs on Catawiki (catawiki.com).

Built for live auction tracking, dynamic sniping strategies, valuation research, and automated bid monitoring across high-value collectibles, art, luxury watches, and antiques.

⚡ Features

Live Bid & Token Tracking: Monitor the highest bidder's token (highest_bidder_token), winning bidder token (winner_token), and total bid counts in real time.

Multi-Currency Pricing: Extract current bid amounts pre-converted into EUR, USD, GBP, and local currency values.

Auction Timers & Status: Access exact start times (bidding_start_time), countdown end times (bidding_end_time), and auction closure state (closed).

Reserve & Buy-Now Indicators: Track whether the seller's secret reserve price has been met (reserve_price_met) and detect instant is_buy_now_available opportunities.

Real-Time Channel Identification: Collect active WebSocket channels (realtime_channel) for direct live event integration.

🔍 Use Cases

Live Auction Sniping & Automated Bidding: Feed real-time bid changes and countdown timers into trading algorithms to place last-second bids.

Price & Reserve Analytics: Monitor reserve price thresholds and bidding momentum across targeted categories like fine wine, classic cars, or jewelry.

Auction Portfolio Management: Keep track of favorite count trends (favorite_count) and bid escalations on active listings simultaneously.

Market Research & Valuation: Collect bid progression histories to evaluate real-world buyer interest for rare collectibles.

📦 Output example

{
  "highest_bidder_token": "c33ff1ea0880706bb13d329a74cbf1490fc32be2",
  "winner_token": null,
  "current_bid_amount": {
    "EUR": 300.0,
    "USD": 347.0,
    "GBP": 257.0
  },
  "bidding_start_time": "2026-08-07T10:00:00Z",
  "bidding_end_time": "2026-08-15T19:25:55Z",
  "reserve_price_met": true,
  "favorite_count": 31,
  "closed": false,
  "id": 105540145,
  "auction_id": 1247249,
  "is_buy_now_available": false,
  "realtime_channel": "CWAUCTION-production-1247249",
  "use_realtime_message_fallback": false
}

🛟 SUPPORT

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