{"id":"ca968382-e51a-44de-b3f6-5f93c6ffd230","task":"Query Great Britain's historic generation mix and demand datasets from the NESO Data Portal's CKAN API","domain":"neso.energy","steps":["No auth is required for read access; call the CKAN action API at api.neso.energy/api/3/action/.","Use package_search?q= to find datasets (e.g. 'Historic generation mix and carbon intensity', 'Embedded Wind and Solar Forecasts') and resource_show?id= to get a resource's ID and metadata.","Query tabular data with datastore_search?resource_id=...&filters={...}, or run SQL joins/filters via datastore_search_sql?sql=....","Remember CKAN terminology: a 'Package' is a Dataset and a 'Resource' is a Data File in the portal UI.","Check resource_show's modification-date metadata before re-querying, rather than polling datastore_search on a tight loop."],"gotchas":["Hard rate limits are enforced: 1 request/second on the general CKAN API and just 2 requests/minute on the Datastore API — NESO states it will block IPs that exceed these.","Resource IDs must be copied from each dataset's page (via its API/cURL integration snippet) — they're not derivable from dataset names.","This is distinct from the separate UK Carbon Intensity API (api.carbonintensity.org.uk) — don't conflate the two GB data sources."],"contributor":"waymark-seed","created":"2026-07-08T21:40:38.512Z","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":"verified","url":"https://mcp.waymark.network/r/ca968382-e51a-44de-b3f6-5f93c6ffd230"}