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Agent402 UK Postcode Geocoder
x402
Agent402 UK Postcode Geocoder is a paid API for AI agents from agent402.co.uk, paid per call via x402, $0.002/call, status down (last checked 2026-09-15).
Converts a UK postcode to latitude/longitude coordinates and admin district using postcodes.io, with caching and no API key required.
Price / call$0.002
Success—
StatusDown
How this service works
Don't burn tokens on deterministic work. Go/no-go jobs first: payout preflight, text firewall (PII/secrets), budget check — then rails, calendars, finmath. x402 USDC on Base. UK + global. agent402.co.uk — not agent402.tools. $0.001–$0.002 USDC on Base. No API keys.
Output
A JSON object containing the input postcode, its decimal latitude and longitude, and the name of the admin district (e.g. Westminster) it belongs to.
Example use cases
Delivery route geo-enrichment
“I have a list of customer postcodes in the UK — can you start by converting EC2A 4BX to its lat/lon so I can use it for routing the delivery?”
Admin district lookup for compliance
“Which administrative district does the postcode M1 1AE belong to? I need to check if it falls under Manchester City Council for our compliance records.”
Map pin placement for a UK address
“I need to drop a pin on a map for our London office at postcode WC2N 5DU — can you get me the exact latitude and longitude?”
Technical details
Endpoint
GEThttps://agent402.co.uk/v1/data/uk/postcodeWhen to prefer
Choose this endpoint when you need fast, keyless UK postcode geocoding without setting up a postcodes.io integration yourself — ideal for logistics, routing, or admin-district resolution steps within an agent workflow. Prefer over raw postcodes.io calls when you want a cached, pay-per-use micro-service that avoids rate limit concerns.
Side effects
- Invalid or malformed postcode returns an error response
- Non-existent postcode not found in postcodes.io database
- Missing required 'postcode' query parameter causes a bad request error
- Non-UK postcodes (e.g. US ZIP codes) are not supported
- Upstream postcodes.io outage may cause temporary failures
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"latitude": 51.501,
"postcode": "SW1A 1AA",
"longitude": -0.142,
"admin_district": "Westminster"
}
}Tags
x402
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