{"data":[{"date":"2026-06-13","flex_eur_mwh":176.87},{"date":"2026-06-14","flex_eur_mwh":138.57},{"date":"2026-06-15","flex_eur_mwh":154.94},{"date":"2026-06-16","flex_eur_mwh":154.28},{"date":"2026-06-17","flex_eur_mwh":119.49},{"date":"2026-06-18","flex_eur_mwh":354.11},{"date":"2026-06-19","flex_eur_mwh":185.51},{"date":"2026-06-20","flex_eur_mwh":172.61},{"date":"2026-06-21","flex_eur_mwh":153.84},{"date":"2026-06-22","flex_eur_mwh":230.85},{"date":"2026-06-23","flex_eur_mwh":421.96},{"date":"2026-06-24","flex_eur_mwh":525.09},{"date":"2026-06-25","flex_eur_mwh":264.01},{"date":"2026-06-26","flex_eur_mwh":289.46},{"date":"2026-06-27","flex_eur_mwh":211.49},{"date":"2026-06-28","flex_eur_mwh":159.17},{"date":"2026-06-29","flex_eur_mwh":400.05},{"date":"2026-06-30","flex_eur_mwh":929.95},{"date":"2026-07-01","flex_eur_mwh":164.26},{"date":"2026-07-02","flex_eur_mwh":134.2},{"date":"2026-07-03","flex_eur_mwh":148.22},{"date":"2026-07-04","flex_eur_mwh":138.08},{"date":"2026-07-05","flex_eur_mwh":139.39},{"date":"2026-07-06","flex_eur_mwh":139.96},{"date":"2026-07-07","flex_eur_mwh":151.92},{"date":"2026-07-08","flex_eur_mwh":85.09},{"date":"2026-07-09","flex_eur_mwh":169.53},{"date":"2026-07-10","flex_eur_mwh":140.56},{"date":"2026-07-11","flex_eur_mwh":158.85},{"date":"2026-07-12","flex_eur_mwh":145.31}],"meta":{"zone":"SI","index":"FLEX-2H v1.0","unit":"EUR per MWh of shifted energy","method":"Max of avg(discharge 2h window) \u2212 avg(charge 2h window) over the published day-ahead 15-minute curve, charge completing before discharge. Methodology is versioned and immutable; see voltcast.com\/indices.","license":"Free to view and quote with attribution (\"Voltcast Flex Index\"). Commercial referencing (contracts, settlement, indexation) requires a license: sales@voltcast.com."}}