E

eu-verify · GB Carbon

by eu-verify

GETBase

$0.002

per call · USD Coin on Base

Carbon intensity of Great Britain's electricity grid from the official NESO Carbon Intensity API (CC BY 4.0), in half-hour periods with a low/moderate/high index. No params -> current national half-hour; ?horizon=fw24h|fw48h adds the forecast; ?region=1..17 (13=London) switches to a DNO region and includes the generation mix per fuel. 30-min upstream cadence, 30-min cache.

Endpoint

GET https://data.greeneris.io/v1/gb/carbon

1

Calls / 30d

1

Unique payers / 30d

Aug 27

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://data.greeneris.io/v1/gb/carbon", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://data.greeneris.io/v1/gb/carbon?horizon=fw24h&region=13" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "count": 1,
  "periods": [
    {
      "forecast": 81,
      "from": "2026-07-14T05:30Z",
      "generation_mix": {
        "gas": 20.5,
        "nuclear": 8.1,
        "solar": 25,
        "wind": 34.2
      },
      "index": "low",
      "to": "2026-07-14T06:00Z"
    }
  ],
  "region": {
    "dno": "UKPN London",
    "name": "London",
    "regionid": 13
  },
  "scope": "regional",
  "source": "Carbon Intensity API, National Energy System Operator (NESO), CC BY 4.0",
  "unit": "gCO2/kWh"
}

Payment details

Pay to0x6ab8efe305cce67daa48c97bde29c04402822dff
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase
Schemesexact

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