x402 merchant
hyperextend$0.002 / callapi.hyperextend.xyz
HyperliquidMarket-dataCandlesOpen-interestHip-3

The most-recent N OHLCV candles (≤5000). Same per-row pricing as the windowed read ($0.00001 base for main/spot, $0.000025 premium for HIP-3/HIP-4); candles lag ~2 days.

MerchantReport

0x548f…abc4

0x548fc289526ab2f0391d562a723cda64bbf1abc4Explorer
Inbound volume
$3.36↓ 92%
Last 7d vs prior 7d
Settlements
240↓ 45%
Last 7d vs prior 7d
41
Distinct counterparties

Chains: Base (240)

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
0xdec6…9ab2$0.00$0.564681d agoGraph
0x3b54…9540$0.00$0.482887d agoGraph
0x9cc4…b176$0.00$0.425671d agoGraph
0x6777…3986$0.00$0.2864d agoGraph
0x254a…d091$0.00$0.231350d agoGraph
0x061c…d499$0.00$0.14256d agoGraph
0x6e53…a265$0.00$0.1339d agoGraph
0x09c3…beee$0.00$0.1238d 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
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase12h ago0x008659…e37982
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase12h ago0x3592e3…4d7f6d
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase12h ago0x6dcca7…ca2ac1
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase12h ago0x4902a6…452874
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase13h ago0xa5cab0…be7aab
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase13h ago0xc53237…1f945e
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase13h ago0xe607de…43f454
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase13h ago0x1b2fa3…b0102c
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase13h ago0x61f035…43f231
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase13h ago0x06a505…e6d6e4
0xc3dd…bf3d0x548f…abc4Base$0.002100%coinbase13h ago0x7d7c16…043e9f
0x6777…39860x548f…abc4Base$0.03100%coinbase4d ago0xa03a76…60f0ad
0x6777…39860x548f…abc4Base$0.003475100%coinbase4d ago0xcbef59…0bd042
0xc59e…98dc0x548f…abc4Base$0.003475100%coinbase4d ago0x5f37f8…2f6744
0xc59e…98dc0x548f…abc4Base$0.002100%coinbase4d ago0x1f8297…20fdbc
0xc59e…98dc0x548f…abc4Base$0.003475100%coinbase5d ago0xa96c32…421dd3
0xc59e…98dc0x548f…abc4Base$0.002100%coinbase5d ago0xe073fa…525fb9
0x6777…39860x548f…abc4Base$0.002100%coinbase5d ago0xf17286…054638
0x54e1…f4e00x548f…abc4Base$0.002100%coinbase6d ago0xa4e329…583da5
0x2a07…7bae0x548f…abc4Base$0.001100%coinbase7d ago0x37aa44…058ce1
0x2a07…7bae0x548f…abc4Base$0.001075100%coinbase7d ago0x41cc4e…7e7aec
0x2a07…7bae0x548f…abc4Base$0.001100%coinbase7d ago0x915a47…e143b4
0x76e9…57b30x548f…abc4Base$0.01100%coinbase8d ago0x304467…4266ed
0x46bd…2ebd0x548f…abc4Base$0.01100%coinbase8d ago0x1d2cf5…a71692
0xedc6…d2d00x548f…abc4Base$0.01100%coinbase8d ago0x963a6b…026c2f

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0x548f…abc4's payment record before paying it over the free read API. No key, no account.

GET www.roundhouse.studio/api/v0/merchants/0x548fc289526ab2f0391d562a723cda64bbf1abc4

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: 0x548fc289526ab2f0391d562a723cda64bbf1abc4

curl -s 'https://www.roundhouse.studio/api/v0/merchants/0x548fc289526ab2f0391d562a723cda64bbf1abc4'
curl -s 'https://www.roundhouse.studio/api/v0/entities/0x548fc289526ab2f0391d562a723cda64bbf1abc4/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.