Linkup

Active

by Orthogonal

AI search API.

Search

Endpoints · 2

Base URLhttps://x402.orthogonal.com/linkup
POST/search$0.01The /search endpoint allows you to retrieve web content.
POST/fetch$0.01The /fetch endpoint allows you to fetch a single webpage from a given URL.

Call the provider directly and settle x402 per request.

Quickstart · x402 flow

1 · Call without payment. The service replies 402

bash
curl -i https://x402.orthogonal.com/linkup/search
Response
HTTP/1.1 402 Payment Required{ "x402Version": 2,  "accepts": [{ "scheme": "exact", "network": "eip155:143",  "asset": "USDC", "maxAmountRequired": "0.01" }] }

2 · Sign the payment with your agent wallet and retry

bash
curl https://x402.orthogonal.com/linkup/search \  -H "X-PAYMENT: <base64 payment payload signed by your EOA>"
Response
HTTP/1.1 200 OK

Any EOA on Monad can pay. curl shown; language tabs land in v2.

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