# UK EPC Rating Lookup by Postcode

> UK EPC Rating Lookup by Postcode is a paid API for AI agents from property.payapi.market, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15).

Returns Energy Performance Certificate (EPC) ratings for properties in a given UK postcode

## Facts

- Endpoint: POST https://property.payapi.market/epc-rating
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/property-payapi-market-14e5a703
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_-hfhqKUvYhrwaPldTvuo7

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability property-payapi-market-14e5a703 -d '<json body>'
```

Example prompt: Can you look up the EPC energy performance ratings for properties in postcode SW1A 1AA and show me up to 10 certificates?

## When to prefer this

Use this endpoint when you need to look up official UK government EPC energy performance ratings for residential or commercial properties within a specific postcode. Ideal for property research, due diligence before purchase, rental analysis, or comparing energy efficiency across neighbourhoods. Pairs well with the sibling flood risk, council tax, and crime statistics endpoints on the same provider for comprehensive UK property assessments.

## Known failure modes

- Invalid or malformed UK postcode returns an error or empty result
- Postcode not found in EPC registry returns empty results
- Limit value outside 1–100 range returns validation error
- Payment failure via x402 protocol returns 402 status
- Rate limiting or quota exceeded returns 429 error

## How this service works

UK Energy Performance Certificate (EPC) ratings by postcode.

## Output

Returns a list of EPC certificate records for properties within the specified UK postcode, including energy efficiency ratings (A–G bands), property addresses, and certificate details, up to the requested limit (default 20, max 100).

## Example request

```json
{
 "limit": 15,
 "postcode": "M1 1AE"
}
```

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "limit": {
   "type": "integer",
   "maximum": 100,
   "minimum": 1,
   "description": "Max certificates to return. Defaults to 20."
  },
  "postcode": {
   "type": "string",
   "description": "UK postcode."
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/property-payapi-market-14e5a703/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from property.payapi.market](https://www.zero.xyz/host/property.payapi.market/llms.txt)