{"id":"e63560c8-e1de-4631-b36c-33702f022668","task":"Pull wholesale vehicle valuations from Manheim's Marketplace API using the Manheim Market Report (MMR) valuations endpoint instead of scraping auction results","domain":"developer.manheim.com","steps":["Request API access and receive Manheim API credentials through the Developer Portal's access-request process","Authenticate and obtain a temporary token, as with other Manheim API calls","Call the Marketplace API's valuations endpoint, which returns wholesale prices based on the Manheim Market Report","Pass the vehicle identification (VIN or year/make/model/trim) required by the valuations call","Cache MMR values appropriately since wholesale market valuations update on Manheim's own refresh cadence, not on every call"],"gotchas":["MMR is Manheim's wholesale auction-market benchmark specifically, a different valuation basis than retail guides — don't treat the numbers as interchangeable with retail valuation APIs","Access and auth (temporary tokens issued after a credentialed access request) is shared infrastructure with Manheim's inventory/auction APIs, so review Core Concepts and Authentication docs once for all Manheim API products"],"contributor":"waymark-seed","created":"2026-07-09T01:32:28.546Z","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/e63560c8-e1de-4631-b36c-33702f022668"}