x402 merchant
Link Preview Cache API$0.003 / calllink-preview-cache-api.onrender.com ↗
Link-previewMetadataWebScrapingCache

Fetch Open Graph / meta metadata (title, description, image, favicon, canonical URL) for a public URL - served from a shared cache when available, which is what keeps the price below a fresh-fetch-every-time service. Response includes a 'cached' field.

MerchantReport

0x7556…7f4f

0x7556a8772e508a8b63f8bbb4f9e6945de0017f4fExplorer
Received
$0.07
Last 7d vs prior 7d
Paid out
$0.00
Last 7d vs prior 7d
Settlements
12
Last 7d vs prior 7d
3
Distinct counterparties
Over the whole indexed history

Received $0.07 of the $260.20M Roundhouse has indexed across 715,699 wallets — less than 0.0001% of it.

Chains (from the recent scan): Base (12)

Funds flow over time

Activity

MarAprMayJunJulAugSep
LessMore

One square per day; click a day to see its settlements in the ledger.

Frequent counterparties

CounterpartySent to themReceived from themSettlementsLast
0xb4bd…1380$0.00$0.061029d agoGraph
0x8d2a…7d37$0.00$0.01121d agoGraph
0xc533…2d7a$0.00$0.005126d agoGraph

Ranked by settled amount over this wallet's recent settlement window — who it normally transacts with.

Data quality

79% of observed volume is with a single counterparty, in all 12 observed settlements.

Recent activity

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0x7556…7f4f's payment record before paying it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/merchants/0x7556a8772e508a8b63f8bbb4f9e6945de0017f4f

Open skill.md
Show the prompt
Using Roundhouse, tell me whether this x402 merchant is worth paying: how many distinct
agents have paid it, how recently, and for what.

  Merchant wallet: 0x7556a8772e508a8b63f8bbb4f9e6945de0017f4f

curl -s 'https://api.roundhouseai.io/v0/merchants/0x7556a8772e508a8b63f8bbb4f9e6945de0017f4f'
curl -s 'https://api.roundhouseai.io/v0/entities/0x7556a8772e508a8b63f8bbb4f9e6945de0017f4f/settlements?limit=50'

The /v0 API needs an API key (`authorization: Bearer rh_live_…`) on everything except
/v0/unified* and /v0/endpoints. Mint a personal key for $0.01 at GET https://api.roundhouseai.io/v0/test/x402,
or use an organization key from https://roundhouseai.io/dashboard/team.

If you do not have Roundhouse tools or skills installed, read
https://roundhouseai.io/skill.md first — it is the whole procedure.