{"archive":{"settlementPeriods":19249,"from":1756072800,"to":1790719200,"frequencySamples":391,"frequencyFrom":1790715255},"lastPoll":"2026-09-29T22:33:24.685Z","backfilledAt":"2026-09-29T21:11:06.004Z","ranges":["24h","7d","30d","90d","12m"],"sources":[{"id":"elexon","name":"Elexon Insights (BMRS)","url":"https://bmrs.elexon.co.uk/","provides":"Metered generation by fuel type, demand outturn, system frequency, imbalance and market index prices"},{"id":"neso-ci","name":"NESO Carbon Intensity API","url":"https://carbonintensity.org.uk/","provides":"National and regional carbon intensity, and the generation mix including distribution-connected solar"},{"id":"neso","name":"NESO Data Portal","url":"https://www.neso.energy/data-portal","provides":"Reference data underpinning the above"}]}