{"data":[{"date":"2026-06-13","flex_eur_mwh":144.39},{"date":"2026-06-14","flex_eur_mwh":140.35},{"date":"2026-06-15","flex_eur_mwh":152.65},{"date":"2026-06-16","flex_eur_mwh":158.37},{"date":"2026-06-17","flex_eur_mwh":115.11},{"date":"2026-06-18","flex_eur_mwh":366.26},{"date":"2026-06-19","flex_eur_mwh":170.91},{"date":"2026-06-20","flex_eur_mwh":166.44},{"date":"2026-06-21","flex_eur_mwh":151.62},{"date":"2026-06-22","flex_eur_mwh":231.43},{"date":"2026-06-23","flex_eur_mwh":431.24},{"date":"2026-06-24","flex_eur_mwh":544.57},{"date":"2026-06-25","flex_eur_mwh":220.17},{"date":"2026-06-26","flex_eur_mwh":275.07},{"date":"2026-06-27","flex_eur_mwh":183.69},{"date":"2026-06-28","flex_eur_mwh":153.31},{"date":"2026-06-29","flex_eur_mwh":157.22},{"date":"2026-06-30","flex_eur_mwh":188.96},{"date":"2026-07-01","flex_eur_mwh":98.61},{"date":"2026-07-02","flex_eur_mwh":167.06},{"date":"2026-07-03","flex_eur_mwh":140.78},{"date":"2026-07-04","flex_eur_mwh":142.42},{"date":"2026-07-05","flex_eur_mwh":139.19},{"date":"2026-07-06","flex_eur_mwh":114.39},{"date":"2026-07-07","flex_eur_mwh":124.16},{"date":"2026-07-08","flex_eur_mwh":79.01},{"date":"2026-07-09","flex_eur_mwh":169.33},{"date":"2026-07-10","flex_eur_mwh":140.39},{"date":"2026-07-11","flex_eur_mwh":156.12},{"date":"2026-07-12","flex_eur_mwh":145.2},{"date":"2026-07-13","flex_eur_mwh":127.28}],"meta":{"zone":"AT","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."}}