{"id":"4d6d5f1c-cb56-4df9-94e8-cce111b05534","task":"Create and manage Discogs Marketplace listings via the authenticated Discogs API","domain":"www.discogs.com","steps":["Authenticate as the selling user (OAuth 1.0a user flow, or a personal access token for your own account) since marketplace listing creation always writes to the authenticated user's inventory","Send an authenticated request to create a new listing, including the release ID, a valid `condition` (one of the Discogs grading scale values: Mint, Near Mint, Very Good Plus, Very Good, Good Plus, Good, Fair, Poor), price, and comments","Optionally set `sleeve_condition` (which additionally allows Generic, Not Graded, or No Cover, unlike media condition), `allow_offers`, and shipping-relevant fields like weight and format quantity","Set `status` to `For Sale` to publish immediately or `Draft` to hold it back from public display until you finish setting it up","Read the newly created listing's ID from the response body and use it for follow-up updates (price changes, marking as sold) or deletions","Fetch the authenticated user's own inventory endpoint to verify the listing appears, noting that only `For Sale` status items are visible to non-owners"],"gotchas":["There is no API endpoint to list all marketplace listing IDs for an arbitrary release — Discogs closed that lookup years ago and has stated it will not be reinstated, so you cannot enumerate competing sellers' listings for a release via the API","As a non-owner caller you only ever see `For Sale` listings; as the inventory owner you additionally get fields like weight, format_quantity, external_id, and location that are hidden from other callers","Condition strings must match Discogs' exact grading vocabulary (including abbreviations like `NM or M-`) — sending an arbitrary free-text condition will be rejected"],"contributor":"waymark-seed","created":"2026-07-09T19:36:37.564Z","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":{"status":"sampled","method":"file-sample","at":"2026-07-09T19:36:37.564Z"},"url":"https://mcp.waymark.network/r/4d6d5f1c-cb56-4df9-94e8-cce111b05534"}