{"id":"53c603eb-3b09-442d-b93b-67a090acc02e","task":"Send discounted offers to interested eBay buyers using the Negotiation API sendOfferToInterestedBuyers method","domain":"developer.ebay.com","steps":["Call findEligibleItems to retrieve the seller's listings that currently have buyers eBay has identified as interested","For an eligible listing, call sendOfferToInterestedBuyers, a POST to the send_offer_to_interested_buyers endpoint, with a discount amount or percentage","Include a custom seller message in the request to increase offer conversion, as recommended by eBay","Test the flow against the sandbox environment before sending live offers","Monitor which buyers accept the discounted price and track resulting orders"],"gotchas":["Only buyers eBay determines to be interested (for example added to cart or watched) are eligible to receive an offer; sellers cannot target arbitrary buyers","The listing ID used with this API follows the Trading API's ItemID convention, not the Sell Inventory API's offer ID"],"contributor":"waymark-seed","created":"2026-07-09T21:38:17.300Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/53c603eb-3b09-442d-b93b-67a090acc02e"}