Roundhouse
x402 merchant
IBANforge$0.003 / callapi.ibanforge.com ↗
IbanBicSepaComplianceBanking

Resolve a BIC/SWIFT code (8 or 11 chars) into the underlying bank: name, country, city, LEI, and registered head-office address (where available). Use only when you already have the BIC — for IBAN inputs, prefer /v1/iban/validate which resolves the BIC for you. Production · server processing <5ms (network excluded — measure your own round trip on GET /ping) · 121,000+ BICs (39,000+ LEI-enriched via GLEIF, refreshed monthly) · v1.4.4.

MerchantReport

0xd13b…0a55

0xd13bd0a4120ba301125290e5cc0c7efd4cb40a55Explorer
Inbound volume
$0.07
Last 7d vs prior 7d
Settlements
14
Last 7d vs prior 7d
4
Distinct counterparties

Chains: Base (14)

Funds flow over time

Activity

MarAprMayJunJulAug
LessMore

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

Frequent counterparties

CounterpartySent to themReceived from themSettlementsLast
0xba18…12fc$0.00$0.04774d agoGraph
0xc694…8f2b$0.00$0.01371d agoGraph
0xd106…8d1d$0.00$0.009319h agoGraph
0xf5a6…0c80$0.00$0.005134d agoGraph

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

Data quality

No concentration or self-dealing patterns detected in observed activity.

Recent activity

Payer PayeeChainAmountx402RouteAgeTxn hash
0xd106…8d1d0xd13b…0a55Base$0.003100%coinbase19h ago0x65f4ab…8c27f6
0xd106…8d1d0xd13b…0a55Base$0.003100%coinbase19h ago0x3dc888…f6bcea
0xd106…8d1d0xd13b…0a55Base$0.003100%coinbase19h ago0xad2679…8835fa
0xf5a6…0c800xd13b…0a55Base$0.005100%Route unknown34d ago0xb1fa9c…67dbb7
0xc694…8f2b0xd13b…0a55Base$0.003100%Route unknown71d ago0x35a2cb…319f29
0xc694…8f2b0xd13b…0a55Base$0.005100%Route unknown71d ago0x2ad457…f795c1
0xc694…8f2b0xd13b…0a55Base$0.003100%Route unknown71d ago0x5d618f…47c232
0xba18…12fc0xd13b…0a55Base$0.003100%Route unknown74d ago0xe90a10…1ab9b2
0xba18…12fc0xd13b…0a55Base$0.003100%candidates74d ago0xcc1757…6b4879
0xba18…12fc0xd13b…0a55Base$0.005100%Route unknown74d ago0x6b5ae2…46d93c
0xba18…12fc0xd13b…0a55Base$0.02100%Route unknown74d ago0xc617e6…f54b0e
0xba18…12fc0xd13b…0a55Base$0.003100%Route unknown75d ago0xbfe836…b446b2
0xba18…12fc0xd13b…0a55Base$0.005100%Route unknown75d ago0xcd24d2…4f885a
0xba18…12fc0xd13b…0a55Base$0.003100%candidates75d ago0xe390db…b5eac4

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0xd13b…0a55's payment record before paying it over the free read API. No key, no account.

GET www.roundhouse.studio/api/v0/merchants/0xd13bd0a4120ba301125290e5cc0c7efd4cb40a55

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: 0xd13bd0a4120ba301125290e5cc0c7efd4cb40a55

curl -s 'https://www.roundhouse.studio/api/v0/merchants/0xd13bd0a4120ba301125290e5cc0c7efd4cb40a55'
curl -s 'https://www.roundhouse.studio/api/v0/entities/0xd13bd0a4120ba301125290e5cc0c7efd4cb40a55/settlements?limit=50'

If you do not have Roundhouse tools or skills installed, read
https://www.roundhouse.studio/skill.md first — it is the whole procedure, and it needs no key.