x402 merchant
Wellnizz API$0.005 / callapp.wellnizz.com
HealthLabsLocations

Find nearby supported lab collection locations or official locator handoffs.

MerchantReport

0x18b9…3e87

0x18b9fd16aa724e8d214ecce525d16ceb3cfb3e87Explorer
Received
$0.87↓ 88%
Last 7d vs prior 7d
Paid out
$0.00
Last 7d vs prior 7d
Settlements
65↓ 88%
Last 7d vs prior 7d
21
Distinct counterparties
Over the whole indexed history

Received $0.87 of the $258.35M Roundhouse has indexed across 712,918 walletsless than 0.0001% of it.

Chains (from the recent scan): Base (65)

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
0x5ced…bb96$0.00$0.521764d agoGraph
0xdec6…9ab2$0.00$0.12569d agoGraph
0xc533…2d7a$0.00$0.05641d agoGraph
0x7e57…2f09$0.00$0.05959d agoGraph
0x254a…d091$0.00$0.03563d agoGraph
0xc9c7…1670$0.00$0.0237d agoGraph
0xc59e…98dc$0.00$0.02327d agoGraph
0x54e1…f4e0$0.00$0.0122d agoGraph

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

Data quality

59% of observed volume is with a single counterparty, in all 65 observed settlements.

Recent activity

Payer PayeeChainAmountx402RouteAgeTxn hash
0x54e1…f4e00x18b9…3e87Base$0.005100%coinbase2d ago0x9aa596…397a11
0x7dd8…17d20x18b9…3e87Base$0.005100%coinbase7d ago0x8a6a40…cd75a0
0xc9c7…16700x18b9…3e87Base$0.005100%coinbase7d ago0xcc8aef…7d4ae8
0xe3ba…3fb30x18b9…3e87Base$0.005100%coinbase9d ago0x6fdc66…e1c8d8
0x79f8…f7580x18b9…3e87Base$0.005100%coinbase10d ago0x5622de…15ff54
0x902d…82560x18b9…3e87Base$0.005100%coinbase11d ago0xeed5bd…b77ae5
0x902d…82560x18b9…3e87Base$0.005100%coinbase11d ago0x792bb8…f74b79
0x99d5…cf800x18b9…3e87Base$0.005100%coinbase12d ago0x7a7c20…d5d50d
0x2ebe…89d30x18b9…3e87Base$0.005100%coinbase13d ago0x71708b…a95123
0xc9c7…16700x18b9…3e87Base$0.005100%coinbase13d ago0xd819bd…02696c
0xc9c7…16700x18b9…3e87Base$0.005100%coinbase17d ago0xe9dd6b…191aab
0x7ef1…4ae20x18b9…3e87Base$0.005100%coinbase18d ago0xdd18cb…754757
0x6777…39860x18b9…3e87Base$0.005100%coinbase21d ago0x854824…401674
0xc59e…98dc0x18b9…3e87Base$0.005100%coinbase27d ago0xdefc1d…fa4e3e
0x54e1…f4e00x18b9…3e87Base$0.005100%coinbase28d ago0x0f60b2…8b453a
0x2a07…7bae0x18b9…3e87Base$0.005100%coinbase29d ago0x0e5dac…615df9
0x6446…e6d50x18b9…3e87Base$0.005100%coinbase31d ago0x83f56c…e66b72
0xc59e…98dc0x18b9…3e87Base$0.005100%coinbase32d ago0xd40857…0d7c2d
0x843b…c4a70x18b9…3e87Base$0.005100%coinbase36d ago0x087d80…c8250b
0xc533…2d7a0x18b9…3e87Base$0.01100%coinbase41d ago0xe384fb…fb609a
0xc533…2d7a0x18b9…3e87Base$0.01100%coinbase41d ago0x1a6314…e3829c
0xc533…2d7a0x18b9…3e87Base$0.005100%coinbase42d ago0xe2429b…af4c5e
0xc533…2d7a0x18b9…3e87Base$0.005100%coinbase42d ago0x371b93…5b5250
0x6446…e6d50x18b9…3e87Base$0.005100%coinbase42d ago0x2b8631…3aa0ad
0xc533…2d7a0x18b9…3e87Base$0.01100%coinbase42d ago0xa66b2c…e51960

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0x18b9…3e87's payment record before paying it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/merchants/0x18b9fd16aa724e8d214ecce525d16ceb3cfb3e87

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: 0x18b9fd16aa724e8d214ecce525d16ceb3cfb3e87

curl -s 'https://api.roundhouseai.io/v0/merchants/0x18b9fd16aa724e8d214ecce525d16ceb3cfb3e87'
curl -s 'https://api.roundhouseai.io/v0/entities/0x18b9fd16aa724e8d214ecce525d16ceb3cfb3e87/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.