{"data":[{"date":"2026-06-13","flex_eur_mwh":122.2},{"date":"2026-06-14","flex_eur_mwh":124.45},{"date":"2026-06-15","flex_eur_mwh":138.24},{"date":"2026-06-16","flex_eur_mwh":125.43},{"date":"2026-06-17","flex_eur_mwh":102.11},{"date":"2026-06-18","flex_eur_mwh":125.94},{"date":"2026-06-19","flex_eur_mwh":132.49},{"date":"2026-06-20","flex_eur_mwh":156.97},{"date":"2026-06-21","flex_eur_mwh":101.55},{"date":"2026-06-22","flex_eur_mwh":105.29},{"date":"2026-06-23","flex_eur_mwh":134.56},{"date":"2026-06-24","flex_eur_mwh":348.39},{"date":"2026-06-25","flex_eur_mwh":102.02},{"date":"2026-06-26","flex_eur_mwh":170},{"date":"2026-06-27","flex_eur_mwh":251.33},{"date":"2026-06-28","flex_eur_mwh":157.7},{"date":"2026-06-29","flex_eur_mwh":398.47},{"date":"2026-06-30","flex_eur_mwh":675.88},{"date":"2026-07-01","flex_eur_mwh":425.98},{"date":"2026-07-02","flex_eur_mwh":194.03},{"date":"2026-07-03","flex_eur_mwh":122.48},{"date":"2026-07-04","flex_eur_mwh":127.77},{"date":"2026-07-05","flex_eur_mwh":130.05},{"date":"2026-07-06","flex_eur_mwh":126.14},{"date":"2026-07-07","flex_eur_mwh":103.4},{"date":"2026-07-08","flex_eur_mwh":83.42},{"date":"2026-07-09","flex_eur_mwh":161.25},{"date":"2026-07-10","flex_eur_mwh":156.38},{"date":"2026-07-11","flex_eur_mwh":147.22},{"date":"2026-07-12","flex_eur_mwh":141.52}],"meta":{"zone":"RS","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."}}