Close Knit API

Neighbourhoods and homes in London and England: sale prices, rents, crime, schools, flood risk.

Close Knit API is a free Open Data API that requires no API key, is served over HTTPS and does not support CORS, so it should be called from a server.

Authentication: None required
HTTPS: Yes
CORS: No
Category: Open Data
Uptime (30 days): 100%

Visit documentation ↗getcloseknit.com

Online · 1496 msTested Nov 15, 2026 · checked dailyIs it down? Status & uptime

Key facts

No API key needed
100% uptime (30 days)
Returns JSON at its URL
HTTPS

Quick start

Close Knit API returns JSON at getcloseknit.com with no API key. Verified by our health check on Nov 15, 2026.

Bash

curl -s "https://getcloseknit.com/openapi.json"

JavaScript

const res = await fetch("https://getcloseknit.com/openapi.json");
if (!res.ok) throw new Error(`HTTP ${res.status}`);
const data = await res.json();
console.log(data);

Python

import requests

res = requests.get("https://getcloseknit.com/openapi.json", timeout=10)
res.raise_for_status()
data = res.json()
print(data)

Unified API suite · now live

Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.

Explore the API suite→Free tier on every API

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Close Knit API FAQ

Is the Close Knit API free?

Yes. The Close Knit API is listed in the Open Data category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.

Does the Close Knit API require an API key?

No. The Close Knit API requires no authentication, so you can start making requests without signing up.

Can I call the Close Knit API from the browser?

Not directly. The Close Knit API does not allow CORS, so call it from a server, serverless function or proxy instead of front-end JavaScript.

Does the Close Knit API support HTTPS?

Yes. The Close Knit API is served over HTTPS, so it's safe to use in production.

Maintain the Close Knit API? Add a badge

Show that Close Knit is listed on Public APIs. The badge displays its developer rating once it has one.

Markdown

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HTML

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