x402 merchant
CertainData$0.02 / callapi.certaindata.ai ↗
DogsImagesGood-boysDogfooding

Returns one (1) certified Good Boy per call, sourced from the global dog registry. Freshness guaranteed — no dog served twice.

MerchantReport

0x2b87…bb39

0x2b879c3d4e9b273255ce73b6d072fabd768abb39Explorer
Received
$0.38
Last 7d vs prior 7d
Paid out
$0.00
Last 7d vs prior 7d
Settlements
40
Last 7d vs prior 7d
10
Distinct counterparties
Over the whole indexed history

Received $0.38 of the $259.19M Roundhouse has indexed across 714,332 wallets — less than 0.0001% of it.

Chains (from the recent scan): Base (40)

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
0x24b5…6d46$0.00$0.121043d agoGraph
0x703f…33d2$0.00$0.07671d agoGraph
0x55f4…df92$0.00$0.06666d agoGraph
0xcf4c…a9cf$0.00$0.05369d agoGraph
0x6d2a…6aed$0.00$0.04566d agoGraph
0xc523…6498$0.00$0.02578d agoGraph
0x2980…6883$0.00$0.01251d agoGraph
0x3df2…566f$0.00$0.01191d 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 all 40 observed settlements.

Recent activity

Payer PayeeChainAmountx402RouteAgeTxn hash
0x24b5…6d460x2b87…bb39Base$0.02100%coinbase43d ago0x37cef1…5fb5d1
0x24b5…6d460x2b87…bb39Base$0.02100%coinbase49d ago0x940d2f…f6c107
0x2980…68830x2b87…bb39Base$0.007100%coinbase51d ago0x1ea612…e52bf9
0x2980…68830x2b87…bb39Base$0.007100%coinbase51d ago0x2c8909…229ab2
0x24b5…6d460x2b87…bb39Base$0.007100%coinbase55d ago0xb555ad…71d57c
0x24b5…6d460x2b87…bb39Base$0.007100%coinbase59d ago0x8b736f…b36d17
0x24b5…6d460x2b87…bb39Base$0.02100%coinbase59d ago0xe18ed9…875175
0x08f7…2c4b0x2b87…bb39Base$0.007100%coinbase65d ago0x5f58dd…0570a1
0x6d2a…6aed0x2b87…bb39Base$0.007100%coinbase66d ago0x65fb0e…596fd4
0x6d2a…6aed0x2b87…bb39Base$0.007100%coinbase66d ago0x909216…478cb3
0x6d2a…6aed0x2b87…bb39Base$0.007100%coinbase66d ago0xb0e157…04a934
0x6d2a…6aed0x2b87…bb39Base$0.007100%coinbase66d ago0xa4d08d…997611
0x55f4…df920x2b87…bb39Base$0.007100%coinbase66d ago0xcdcd0e…bf4b77
0x55f4…df920x2b87…bb39Base$0.02100%coinbase66d ago0x4349f6…e37283
0x55f4…df920x2b87…bb39Base$0.007100%coinbase66d ago0xf9c9c3…8517aa
0x6d2a…6aed0x2b87…bb39Base$0.02100%coinbase66d ago0xe26ec1…b6e10f
0x38a8…71330x2b87…bb39Base$0.007100%coinbase66d ago0xa4eecd…bf26d5
0xcf4c…a9cf0x2b87…bb39Base$0.02100%coinbase69d ago0x0fbfb3…fa31bc
0x24b5…6d460x2b87…bb39Base$0.02100%coinbase69d ago0x60ed61…e2851d
0x24b5…6d460x2b87…bb39Base$0.007100%coinbase69d ago0x2fb0ac…eef253
0x55f4…df920x2b87…bb39Base$0.007100%coinbase70d ago0x373057…09b75f
0x55f4…df920x2b87…bb39Base$0.02100%coinbase70d ago0xad7d1a…de35fe
0x24b5…6d460x2b87…bb39Base$0.02100%coinbase70d ago0x2327c7…7fa328
0x24b5…6d460x2b87…bb39Base$0.02100%coinbase70d ago0x0101b2…92e5c1
0x24b5…6d460x2b87…bb39Base$0.007100%coinbase70d ago0xddd690…a990a9

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0x2b87…bb39's payment record before paying it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/merchants/0x2b879c3d4e9b273255ce73b6d072fabd768abb39

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: 0x2b879c3d4e9b273255ce73b6d072fabd768abb39

curl -s 'https://api.roundhouseai.io/v0/merchants/0x2b879c3d4e9b273255ce73b6d072fabd768abb39'
curl -s 'https://api.roundhouseai.io/v0/entities/0x2b879c3d4e9b273255ce73b6d072fabd768abb39/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.