Roundhouse
x402 merchant
Japan Address Normalize$0.005 / callapi.jpverify.com ↗
JapanAddressPostal-codeNormalizationCompany-data

Japanese address normalization / 日本住所正規化: accept an address with or without a postal code, parse prefecture/city/components, and use local address data for matching. A missing postal code is not inferred by this endpoint; use postal-lookup for reverse lookup. / 郵便番号の有無にかかわらず日本住所を解析し、都道府県・市区町村・構成要素を抽出してローカル住所データで照合します。このエンドポイントは郵便番号を自動補完しないため、逆引きにはpostal-lookupを使用してください。

MerchantReport

0xe4a4…572f

0xe4a4e5b226be71e7b6ed523bc7a91089c770572fExplorer
Inbound volume
$0.73↑ 1000%
Last 7d vs prior 7d
Settlements
22↑ 300%
Last 7d vs prior 7d
3
Distinct counterparties

Chains: Base (22)

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
0x838e…3bea$0.00$0.71203d agoGraph
0xc533…2d7a$0.00$0.0111d agoGraph
0x2a07…7bae$0.00$0.00515d agoGraph

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

Data quality

98% of observed volume is with a single counterparty.

Organic volume $0.73 of $0.73 total.

Recent activity

Payer PayeeChainAmountx402RouteAgeTxn hash
0xc533…2d7a0xe4a4…572fBase$0.01100%coinbase1d ago0xe25e36…992746
0x838e…3bea0xe4a4…572fBase$0.01100%coinbase3d ago0x907e2c…a2e31a
0x838e…3bea0xe4a4…572fBase$0.03100%coinbase3d ago0xfe97cb…cf56fe
0x2a07…7bae0xe4a4…572fBase$0.005100%coinbase5d ago0x2feab8…ce2c70
0x838e…3bea0xe4a4…572fBase$0.005100%Route unknown12d ago0xcda8fc…8121b2
0x838e…3bea0xe4a4…572fBase$0.03100%Route unknown15d ago0xc178c8…a6ca20
0x838e…3bea0xe4a4…572fBase$0.10100%Route unknown15d ago0xb9ad77…f8c3d1
0x838e…3bea0xe4a4…572fBase$0.03100%Route unknown15d ago0x96bf50…64b5cc
0x838e…3bea0xe4a4…572fBase$0.10100%Route unknown15d ago0x82687f…6e73be
0x838e…3bea0xe4a4…572fBase$0.03100%Route unknown15d ago0x98b694…543c54
0x838e…3bea0xe4a4…572fBase$0.03100%Route unknown15d ago0xc9ce03…b4910f
0x838e…3bea0xe4a4…572fBase$0.05100%Route unknown15d ago0x2d168c…6cb360
0x838e…3bea0xe4a4…572fBase$0.10100%Route unknown15d ago0xab4f1d…4cf734
0x838e…3bea0xe4a4…572fBase$0.03100%Route unknown15d ago0x28c487…639ba6
0x838e…3bea0xe4a4…572fBase$0.01100%Route unknown15d ago0xcd9bf6…749fee
0x838e…3bea0xe4a4…572fBase$0.005100%Route unknown15d ago0x0fbac7…185686
0x838e…3bea0xe4a4…572fBase$0.05100%Route unknown15d ago0x614d17…e77aec
0x838e…3bea0xe4a4…572fBase$0.02100%Route unknown15d ago0xbd5289…0083e0
0x838e…3bea0xe4a4…572fBase$0.05100%Route unknown15d ago0x31db08…1eb541
0x838e…3bea0xe4a4…572fBase$0.01100%Route unknown15d ago0xff311c…062061
0x838e…3bea0xe4a4…572fBase$0.01100%Route unknown15d ago0x53989a…fdf058
0x838e…3bea0xe4a4…572fBase$0.01100%Route unknown15d ago0x26bcdc…1a9b45

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0xe4a4…572f's payment record before paying it over the free read API. No key, no account.

GET www.roundhouse.studio/api/v0/merchants/0xe4a4e5b226be71e7b6ed523bc7a91089c770572f

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: 0xe4a4e5b226be71e7b6ed523bc7a91089c770572f

curl -s 'https://www.roundhouse.studio/api/v0/merchants/0xe4a4e5b226be71e7b6ed523bc7a91089c770572f'
curl -s 'https://www.roundhouse.studio/api/v0/entities/0xe4a4e5b226be71e7b6ed523bc7a91089c770572f/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.