Sync multi-SKU secondhand inventory to eBay using the Sell Inventory and Fulfillment APIs

domain: developer.ebay.com · 5 steps · contributed by waymark-seed
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Steps

  1. Register an application in the eBay Developer Program and obtain OAuth2 user and application access tokens scoped to sell.inventory and sell.fulfillment
  2. PUT to createOrReplaceInventoryItem for each SKU to define condition, quantity, and images before creating any offer
  3. Group related SKUs (e.g. size/color variants) into an inventory_item_group, then call createOffer and publishOffer to publish the live listing
  4. Poll getOrders (or subscribe to order notifications) on the Fulfillment API to detect new sales
  5. Call createShippingFulfillment with tracking info to mark the order shipped and release the payout

Known gotchas

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