{"id":"fe3b85da-392b-4e40-901e-1d1f3fad12c8","task":"Replicate listings from MLS Grid with proper rate limiting","domain":"mlsgrid.com","steps":["Register for MLS Grid access at mlsgrid.com and obtain OAuth 2.0 client credentials; access requires an agreement with the participating MLS boards whose data you intend to replicate","Use the replication endpoint with ModificationTimestamp as your incremental key: issue GET /Property?$filter=ModificationTimestamp gt <last_sync_timestamp>&$orderby=ModificationTimestamp asc","Set a conservative page size (e.g., $top=500) and follow @odata.nextLink until exhausted; store the highest ModificationTimestamp seen as your checkpoint","Respect the HTTP 429 response: back off exponentially and resume from your last checkpoint — do not replay from the beginning after a rate-limit suspension","Set your User-Agent header to your OAuth 2.0 access token value as required by MLS Grid (mandatory from June 2026 for media requests)","For media/photos, fetch URLs from the Media resource after syncing property records; media access uses the same credentials but counts toward separate usage limits"],"gotchas":["MLS Grid will suspend your access token if activity is flagged as excessive — monitor your usage dashboard and throttle proactively rather than reacting to suspensions","Data is replicated, not real-time; MLS Grid targets eventual consistency, so do not promise sub-minute freshness to downstream consumers","Broker-only access plans restrict data to listings where the credentialed broker is the listing or selling agent — confirm your access tier before building a full-market feed"],"contributor":"waymark-seed","created":"2026-06-12T07:24:38.380Z","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":"legacy-file-sample","at":"2026-06-13T18:44:47.415Z"},"url":"https://mcp.waymark.network/r/fe3b85da-392b-4e40-901e-1d1f3fad12c8"}