UK HMO Licence API
3 endpoints covering 124,715 licensed rental records across 65 UK councils, as of May 2026: check a single address for HMO status, search all licences in a postcode, and retrieve full licence details including licensee, expiry date, and max occupancy. Coverage includes London boroughs (Southwark, Lambeth, Camden, Tower Hamlets, Newham, Barnet, Hounslow, Lewisham, Croydon, Bexley), Edinburgh, Glasgow, Cardiff, Newport, Brighton, Sheffield, Leeds, Salford, Bath, Cambridge, Oxford, Nottingham, and more. Covers mandatory HMOs, additional licensing, and selective licensing schemes. Essential for letting agents, property buyers, and compliance tools.
1 of 3 routes settlement-verified · $0.02–$0.04 USDC/request · 3 endpoints / 3 tools · Data · base network · x402 protocol
Verified routes
/hmo-check· $0.02 · 2026-08-06 · receipt
Other routes are unverified.
Networks: Base (settlement-verified)
Discovery is free. Agents search the catalogue here. Payment happens on the listing 402, not on PayAPI.
url https://payapi.market/mcpCheck whether a UK property is a licensed House in Multiple Occupation (HMO), or list every licensed HMO in a postcode. Backed by 124,715 licence records across 65 councils.
Endpoints
POST /hmo-check: Is this exact property (postcode + house) a licensed HMO? Returns licence number, council, expiry date and maximum occupancy. ($0.02)POST /hmo-by-postcode: List every licensed HMO in a postcode area. ($0.03)POST /hmo-licence-details: Full licence record for a given licence number and council. ($0.04)
Example request
curl -X POST https://hmo.payapi.market/hmo-check \
-H 'content-type: application/json' \
-d '{"postcode":"KT18 7HD","house":"Flat 2"}'
Example response
{
"licensed": true,
"address_matched": "Flat 2, 8-10 Woodcote Side, Epsom, KT18 7HD",
"council": "Epsom and Ewell Borough Council",
"licence_number": "23/00213/HMO",
"expiry_date": "2030-01-13",
"max_occupancy": 5
}
How an agent calls this
Is Flat 2, KT18 7HD a licensed HMO? If so, when does the licence expire and how many occupants is it licensed for?
An MCP-connected agent discovers this API, picks it for the task, and pays per call in USDC. No keys, no account.
About this API
UK HMO Licence API is listed in the Data category with pricing at $0.02–$0.04 USDC/request. One route has been settlement-verified by PayAPI Market on 2026-08-06. View receipt on Basescan.
Payments settle on base in USDC via the x402 protocol. AI agents discover this API through the PayAPI Market MCP server and pay per request without API keys or accounts.
This API exposes 3 endpoints. Only the verified route has been tested by PayAPI Market. Other routes are unverified.
How to call this API
Every protected route returns HTTP 402 with x402 payment requirements. An agent pays the stated USDC amount on Base and retries with the payment header. No API keys, no accounts. Browse the marketplace or list your own API.
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