Carbon-aware and ESG agents buy this endpoint to measure the current renewable share and g

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "body": {},
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "breakdown_mw": {
            "Biomass": 3592.5,
            "Fossil brown coal / lignite": 7877.1,
            "Fossil coal-derived gas": 462.5,
            "Fossil gas": 4133.3,
            "Fossil hard coal": 2815.4,
            "Fossil oil": 377.6,
            "Geothermal": 13.4,
            "Hydro Run-of-River": 1243,
            "Hydro pumped storage": 550.5,
            "Hydro water reservoir": 39.2,
            "Others": 136.6,
            "Solar": 0,
            "Waste": 1448.6,
            "Wind offshore": 3560.3,
            "Wind onshore": 9073
          },
          "fossil_mw": 15203.4,
          "renewable_mw": 17468.8,
          "renewable_share_pct": "49.5",
          "source": "Fraunhofer ISE",
          "timestamp": "2026-07-13T22:51:15.822Z",
          "total_mw": 35323
        },
        "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"
    }
  }
}

curl "https://energy.halowerk.com/renewable/share"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://energy.halowerk.com/renewable/share");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://energy.halowerk.com/renewable/share")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header