Energy-trading and flexible-load agents buy this endpoint to compare the next 24 hours of
Energy-trading and flexible-load agents buy this endpoint to compare the next 24 hours of EPEX prices and volatility.
5000 (raw units)
price
1
calls / 30d
1
unique payers
2026-08-21
updated
Provider
energy.halowerk.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "5000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"hourly": [
{
"end": "2026-07-13T23:00:00.000Z",
"price_ct_kwh": "13.96",
"price_eur_mwh": 139.64,
"start": "2026-07-13T22:00:00.000Z"
},
{
"end": "2026-07-14T00:00:00.000Z",
"price_ct_kwh": "13.39",
"price_eur_mwh": 133.89,
"start": "2026-07-13T23:00:00.000Z"
},
{
"end": "2026-07-14T01:00:00.000Z",
"price_ct_kwh": "12.73",
"price_eur_mwh": 127.35,
"start": "2026-07-14T00:00:00.000Z"
},
{
"end": "2026-07-14T02:00:00.000Z",
"price_ct_kwh": "12.72",
"price_eur_mwh": 127.22,
"start": "2026-07-14T01:00:00.000Z"
},
{
"end": "2026-07-14T03:00:00.000Z",
"price_ct_kwh": "12.77",
"price_eur_mwh": 127.65,
"start": "2026-07-14T02:00:00.000Z"
},
{
"end": "2026-07-14T04:00:00.000Z",
"price_ct_kwh": "13.50",
"price_eur_mwh": 135.02,
"start": "2026-07-14T03:00:00.000Z"
},
{
"end": "2026-07-14T05:00:00.000Z",
"price_ct_kwh": "14.58",
"price_eur_mwh": 145.81,
"start": "2026-07-14T04:00:00.000Z"
},
{
"end": "2026-07-14T06:00:00.000Z",
"price_ct_kwh": "15.23",
"price_eur_mwh": 152.27,
"start": "2026-07-14T05:00:00.000Z"
},
{
"end": "2026-07-14T07:00:00.000Z",
"price_ct_kwh": "13.57",
"price_eur_mwh": 135.67,
"start": "2026-07-14T06:00:00.000Z"
},
{
"end": "2026-07-14T08:00:00.000Z",
"price_ct_kwh": "12.19",
"price_eur_mwh": 121.89,
"start": "2026-07-14T07:00:00.000Z"
},
{
"end": "2026-07-14T09:00:00.000Z",
"price_ct_kwh": "10.75",
"price_eur_mwh": 107.48,
"start": "2026-07-14T08:00:00.000Z"
},
{
"end": "2026-07-14T10:00:00.000Z",
"price_ct_kwh": "9.17",
"price_eur_mwh": 91.69,
"start": "2026-07-14T09:00:00.000Z"
},
{
"end": "2026-07-14T11:00:00.000Z",
"price_ct_kwh": "6.40",
"price_eur_mwh": 64.04,
"start": "2026-07-14T10:00:00.000Z"
},
{
"end": "2026-07-14T12:00:00.000Z",
"price_ct_kwh": "5.18",
"price_eur_mwh": 51.83,
"start": "2026-07-14T11:00:00.000Z"
},
{
"end": "2026-07-14T13:00:00.000Z",
"price_ct_kwh": "5.77",
"price_eur_mwh": 57.73,
"start": "2026-07-14T12:00:00.000Z"
},
{
"end": "2026-07-14T14:00:00.000Z",
"price_ct_kwh": "7.00",
"price_eur_mwh": 70,
"start": "2026-07-14T13:00:00.000Z"
},
{
"end": "2026-07-14T15:00:00.000Z",
"price_ct_kwh": "9.33",
"price_eur_mwh": 93.26,
"start": "2026-07-14T14:00:00.000Z"
},
{
"end": "2026-07-14T16:00:00.000Z",
"price_ct_kwh": "11.74",
"price_eur_mwh": 117.44,
"start": "2026-07-14T15:00:00.000Z"
},
{
"end": "2026-07-14T17:00:00.000Z",
"price_ct_kwh": "13.83",
"price_eur_mwh": 138.3,
"start": "2026-07-14T16:00:00.000Z"
},
{
"end": "2026-07-14T18:00:00.000Z",
"price_ct_kwh": "15.90",
"price_eur_mwh": 159.01,
"start": "2026-07-14T17:00:00.000Z"
},
{
"end": "2026-07-14T19:00:00.000Z",
"price_ct_kwh": "18.25",
"price_eur_mwh": 182.48,
"start": "2026-07-14T18:00:00.000Z"
},
{
"end": "2026-07-14T20:00:00.000Z",
"price_ct_kwh": "17.53",
"price_eur_mwh": 175.32,
"start": "2026-07-14T19:00:00.000Z"
},
{
"end": "2026-07-14T21:00:00.000Z",
"price_ct_kwh": "16.88",
"price_eur_mwh": 168.77,
"start": "2026-07-14T20:00:00.000Z"
},
{
"end": "2026-07-14T22:00:00.000Z",
"price_ct_kwh": "15.15",
"price_eur_mwh": 151.52,
"start": "2026-07-14T21:00:00.000Z"
}
],
"hours": 24,
"source": "EPEX DE/AT 24h forecast",
"stats_eur_mwh": {
"avg": "123.97",
"max": "182.48",
"min": "51.83",
"spread": "130.65"
},
"timestamp": "2026-07-13T22:51:10.252Z"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://energy.halowerk.com/price/forecast" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://energy.halowerk.com/price/forecast");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://energy.halowerk.com/price/forecast")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/7611.json, and this resource appears in /discovery/resources and /discovery/search.