CZEvery morning we forecast the next day for Czechia — so your battery charges cheap and sells high.
Extra day-ahead revenue vs planning on yesterday’s prices
≈ €11,190 per year
95 % confidence interval of the yearly average €9,046 – €13,790. Simulated on past prices (backtest) over 366 days (7 Nov 2025 – 7 Nov 2026), before fees, day-ahead only.
Share of the best possible result (prices known in advance): our forecast 84.9 %, yesterday’s prices 73.3 %. Planning on yesterday’s prices lost money on 16 of 366 days.
For a 2-hour battery (1 MW / 2 MWh); other durations: ask us. Figures scale linearly with power from a 1 MW / 2 MWh reference battery.
Battery plan: a daily schedule for this batteryExtra revenue per MW per year, compared with planning on yesterday’s prices.
Simulated on past prices (backtest), 1 MW / 2 MWh battery, before fees, day-ahead only, vs planning on yesterday’s prices.
Share of the best possible result (prices known in advance): our forecast 84.9 %, yesterday’s prices 73.3 %. Planning on yesterday’s prices lost money on 16 of 366 days.
Created 13 Nov 10:39 CET, before the 12:00 CET auction. Free: 00:00–12:00.
For households and personal use: your home battery, EV or heat pump.
€29 / month
€290 / year · save 17 %
For BESS operators and energy aggregators.
€249 / month
€2,490 / year · save 17 % · battery up to 2 MW · up to 10 MW €590 / month or €5,990 / year · above 10 MW by contract
All prices in EUR excluding VAT. Paying yearly is cheaper — the saving is shown on each plan.
Prices: ENTSO-E Transparency Platform (SDAC day-ahead), GB: Elexon market index. Yearly figures: walk-forward backtest using only data available before each auction. Daily forecasts are stored with a time stamp before the 12:00 CET auction. Built 13 Nov 2026 12:50 UTC.
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