ToolAssay

Great Britain grid carbon intensity

Great Britain grid carbon intensity - live gCO2/kWh, generation mix, renewable and fossil share, plus the greenest 3-hour window in the next 24 hours

Answeringour last check, 2026-10-18
1 of 1checks answered this week
1401 msmedian answer time
$0.01listed price per call
$0.01price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://saylorinnovations.com/api/grid/uk-carbon

CategoryEverything else
Provider hostsaylorinnovations.com
Networkseip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
Payment schemesexact
Self-reported calls, 30 days2 from 2 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-10-18 valid payment request 402$0.01 1401 ms

Example input (from the provider)

{
  "method": "GET",
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET",
            "POST",
            "PUT",
            "PATCH",
            "DELETE",
            "HEAD"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "checked_at": {
              "description": "Time the check was run (UTC)",
              "type": [
                "string",
                "null"
              ]
            },
            "fossil_pct": {
              "description": "Fossil, as a percentage",
              "type": "number"
            },
            "from": {
              "description": "Start of the range",
              "type": [
                "string",
                "null"
              ]
            },
            "generation_mix": {
              "description": "Generation mix",
              "items": {
                "properties": {
                  "fuel": {
                    "type": "string"
                  },
                  "pct": {
                    "type": "number"
                  }
                },
                "type": "object"
              },
              "type": "array"
            },
            "intensity": {
              "type": "object"
            },
            "low_carbon_pct": {
              "description": "Low carbon, as a percentage",
              "type": "number"
            },
            "next_24h": {
              "description": "Forecast summary for the next 24 hours",
              "type": [
                "object",
                "null"
              ]
            },
            "note": {
              "description": "Caveat or context for reading the result",
              "type": [
                "string",
                "null"
              ]
            },
            "region": {
              "description": "Region",
              "type": "string"
            },
            "renewables_pct": {
              "description": "Renewables, as a percentage",
              "type": "number"
            },
            "source": {
              "description": "Data source the values come from",
              "type": [
                "string",
                "null"
              ]
            },
            "to": {
              "description": "End of the range",
              "type": [
                "string",
                "null"
              ]
            }
          },
          "required": [
            "intensity",
            "generation_mix"
          ],
          "type": "object"
        },
        "type": {
          "const": "json",
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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