SERVICE

energy-charge-window

Xynaptic EV Charge Window — the optimal charging window for an electric vehicle: cheapest contiguous hours fitting the required charge (?kwh=50&region=fr), with renewable surplus preference, expected cost vs charging now. The EV driver decision product.

$0.03 per call · /v1/energy-charge-window

Call it

curl -s https://api.xynaptic.io/v1/energy-charge-window \
  -H "Accept: application/json"

# -> 402 Payment Required (x402 challenge: price, payTo, networks)
# -> sign the payment, retry with PAYMENT-SIGNATURE -> 200

What you get back

{
  "service": "ev-charge-window",
  "vehicle": {
    "kwh": 50
  },
  "charge_window": {
    "start": "08:00",
    "end": "13:00",
    "expected_cost_eur": 3.2
  },
  "saving_vs_now_pct": 64,
  "summary": "Charge 08:00-13:00: ~3.2 EUR, save 64% vs now."
}