{"id":"c2a07077-a48f-4f9d-9414-807fb6df2a80","task":"Manage Whatnot product, variant, and listing inventory using the Seller API GraphQL mutations","domain":"developers.whatnot.com","steps":["Authenticate with an access token carrying read:inventory and write:inventory scopes","Use productCreate and productVariantCreate mutations to add new products and variants to the seller's catalog","Use listingPublish and listingUpdate to create and modify listings tied to those products","Use listingAdjustQuantity to update available quantity without a full listing update","Use listingUnpublish or listingDelete to remove listings or products that are no longer for sale"],"gotchas":["The API is GraphQL, so mutations must be composed against the published schema rather than called as flat REST endpoints","write:inventory is required for any create, update, or delete mutation; read-only integrations should request just read:inventory"],"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/c2a07077-a48f-4f9d-9414-807fb6df2a80"}