the402 endpoint detail

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2s.io airport near

https://2s.io/api/airport/near

payable

Airports within a radius of a coordinate, sorted by distance. Query: lat (-90..90), lon (-180..180), radius_km (1-2000, default 200), limit (1-100, default 20), type (optional: large_airport|medium_airport|small_airport|heliport|seaplane_base|balloonport|closed), country (optional 2-letter ISO 3166-1), scheduled_service (optional bool, true = commercial-service airports only). Returns { query, cou

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.0025
Network
base
Pay to
0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
203 ms
Payment options
2 usable of 2
Last checked
2026-08-10T09:08:39.898Z (1d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2F2s.io%2Fapi%2Fairport%2Fnear"