Discover / postcode-api-production.up.railway.app

postcode-api-production.up.railway.app

■ Challenge detected

Look up a UK postcode: coordinates, country, region, council, ward, parish, parliamentary constituency, and ONS/NHS area codes.

x402
Base
USDC

Listed price: $0.001
Challenge detected: 9 of the last 9 checks
Median response: 111 ms
Last checked: 16 Oct, 18:49 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://postcode-api-production.up.railway.app/lookup/postcode
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

5 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://postcode-api-production.up.railway.app/lookup

POST/nearest$0.001Find UK postcodes within a radius (100-2000m) of a lat/lng, each with its distance in metres from the query point.
POST/postcode$0.001Look up a UK postcode: coordinates, country, region, council, ward, parish, parliamentary constituency, and ONS/NHS area codes.
POST/address$0.001Search UK postcodes by free-text address or place query; returns up to 100 matching postcode records.
POST/autocomplete$0.001Autocomplete a partial UK postcode into a list of full postcode suggestions.
POST/validate$0.001Validate a UK postcode and report its normalised form, format validity, and whether it is currently active.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 5 of 5 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/postcode-api-production.up.railway.app

Recent checks

3 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.16 Oct 2026

All 9 checks

When (UTC)	Result	HTTP	Response
16 Oct, 18:49 UTC	Challenge detected	402	171ms
15 Oct, 11:37 UTC	Challenge detected	402	104ms
14 Oct, 00:19 UTC	Challenge detected	402	103ms
12 Oct, 00:34 UTC	Challenge detected	402	111ms
10 Oct, 10:04 UTC	Challenge detected	402	136ms
9 Oct, 06:42 UTC	Challenge detected	402	100ms
8 Oct, 03:32 UTC	Challenge detected	402	126ms
7 Oct, 00:45 UTC	Challenge detected	402	104ms
3 Oct, 05:05 UTC	Challenge detected	402	113ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 18:49 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for postcode-api-production.up.railway.app?

Its listed price is $0.001.

What payment terms does postcode-api-production.up.railway.app advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is postcode-api-production.up.railway.app listed?

In x402 Bazaar. Superstables first indexed it on 26 Sept 2026.

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