mirrored listing x402 eip155:8453

Near-real-time Great Britain national electricity demand outturn from the Elexon Insights

Near-real-time Great Britain national electricity demand outturn from the Elexon Insights (BMRS) open API: 5-minute MW readings sorted oldest to newest (default: last 24h = 288 points), plus a 'latest' field with the most recent value. ?last=N (1-500) sets how many recent points to return, e.g. ?last=12 = last hour. Upstream updates every ~5 min; served with a 5-min cache.

2000 (raw units)

price

calls / 30d

unique payers

2026-08-27

updated

Provider

data.greeneris.io · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x6ab8efe305cce67daa48c97bde29c04402822dff",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2000",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "last": "12"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "count": 2,
          "latest": {
            "demand_mw": 21463,
            "time": "2026-07-14T05:45:00Z"
          },
          "records": [
            {
              "demand_mw": 21180,
              "time": "2026-07-14T05:40:00Z"
            },
            {
              "demand_mw": 21463,
              "time": "2026-07-14T05:45:00Z"
            }
          ],
          "resolution": "5min",
          "source": "Elexon Insights (BMRS) national demand outturn, open data, attribution Elexon",
          "unit": "MW"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET",
                "HEAD",
                "DELETE"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {
                "last": {
                  "description": "Return only the N most recent 5-min readings (1-500, optional)",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://data.greeneris.io/v1/gb/power-demand"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://data.greeneris.io/v1/gb/power-demand");
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://data.greeneris.io/v1/gb/power-demand")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/3933.json, and this resource appears in /discovery/resources and /discovery/search.