Article 4 direction
Article 4 directions covering a point (permitted development rights removed, so more work needs planning permission). By UK postcode or lat/lng.
Article 4 direction Free
Article 4 directions covering a point (permitted development rights removed, so more work needs planning permission). By UK postcode or lat/lng.
- cost
- Free then $0.002 / call
- MCP tool
- uk-planning__article-4
- method
- GET
Free up to 100 calls a day over MCP (500 with a free key), then $0.002 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/uk-planning/article-4
| Param | Type | Description |
|---|---|---|
| postcode? | string | UK postcode (or give lat and lng) |
| lat? | string | Latitude (WGS84) |
| lng? | string | Longitude (WGS84) |
| include_ended? | string | 1 to include designations with an end date (revoked/superseded) |
| geometry? | string | 1 to include the boundary as WKT (capped) |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/uk-planning/article-4" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/uk-planning/article-4"
by fourzerotwo
Report this endpoint
Use it from an AI agent (MCP)
Add the server once, then ask for this data in plain English. The agent finds the endpoint with search_apis and runs it with call_api.
{
"mcpServers": {
"fourzerotwo": { "type": "http", "url": "https://fourzerotwo.si/mcp" }
}
}
# the call the agent makes
call_api {"tool": "uk-planning__article-4", "arguments": {"postcode":"SW1A 1AA"}}
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Contains public sector information licensed under the Open Government Licence v3.0. Source: planning.data.gov.uk (Ministry of Housing, Communities and Local Government) and the publishing organisations.