UK grid carbon intensity in gCO2/kWh with generation mix, the cleanest and dirti
UK grid carbon intensity in gCO2/kWh with generation mix, the cleanest and dirtiest half hour in the next 24 hours and optional postcode region
Answers HTTP 404 without x402 payment termsour last check, 2026-10-18
0 of 1checks answered this week
n/amedian answer time
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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/electricity/uk/carbon
| Category | Everything else |
|---|---|
| Provider host | saylorinnovations.com |
| Networks | eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-18 | no x402 terms | 404 | 222 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"postcode": "RG10"
},
"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"
},
"queryParams": {
"properties": {
"postcode": {
"description": "optional UK postcode or outward code (e.g. RG10, SW1A 1AA) for a regional figure",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"generation_mix_percent": {
"description": "Generation mix, as a percentage",
"type": "object"
},
"national": {
"type": "object"
},
"next_24h": {
"description": "Forecast summary for the next 24 hours",
"type": [
"object",
"null"
]
},
"note": {
"description": "Caveat or context for reading the result",
"type": "string"
},
"region": {
"description": "Region",
"type": [
"object",
"null"
]
},
"source": {
"description": "Data source the values come from",
"type": "string"
}
},
"required": [
"national"
],
"type": "object"
},
"type": {
"const": "json",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}