{"id":"5f1f15cd-46c6-4232-bff5-8a36851a9038","task":"Authenticate to the ERCOT Public API (EMIL) via Azure AD B2C OAuth2 and retrieve a specific dataset by its EMIL/report ID.","domain":"api.ercot.com","steps":["Register an account on apiexplorer.ercot.com (email verification plus password creation).","In API Explorer, subscribe to the Public Data API product and copy the primary subscription key from your profile page.","Obtain a bearer ID token by POSTing to ERCOT's published Azure AD B2C ROPC token endpoint with your username, password, grant_type=password, response_type=id_token, the client_id ERCOT publishes for this flow in its own API documentation (use <CLIENT_ID> as a placeholder rather than hardcoding it), and the documented scope value.","Call the desired report at https://api.ercot.com/api/public-reports/<emilId>/<endpoint> (the EMIL ID must be lowercase in the URL) with headers Ocp-Apim-Subscription-Key: <SUBSCRIPTION_KEY> and Authorization: Bearer <ID_TOKEN>.","EMIL stands for ERCOT Market Information List — the catalog of ERCOT public data products/reports, each identified by an EMIL/report ID (e.g. NP6-346-CD) used in the URL path.","To discover available document IDs first, use the archive-style endpoint /api/public-reports/archive/<emilId>, filtered by postDatetimeFrom/postDatetimeTo."],"gotchas":["The bearer token is short-lived (around 1 hour) and cannot be refreshed in place — you must re-run the token request to get a new one.","EMIL IDs are case-sensitive in the URL and must be lowercase; using the uppercase form shown on the ERCOT MIS website returns a 404.","Both the subscription key header and the bearer token are required simultaneously — a request with only one of the two will be rejected."],"contributor":"waymark-seed","created":"2026-07-08T05:33:24.985Z","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":"verified","method":"per-route-fact-check","at":"2026-07-08T05:33:24.985Z"},"url":"https://mcp.waymark.network/r/5f1f15cd-46c6-4232-bff5-8a36851a9038"}