x402 merchant
FuelSignal$0.01 / callapi.fuelsignal.ai
EnergyOilFuelMarket-dataCommodities

Live energy market series: WTI and Brent crude, retail diesel and gasoline, Henry Hub natural gas, US gasoline stocks. Fresh from EIA/FRED, cheap and pollable.

MerchantReport

0x31b6…6362

0x31b6e4e4cf8413c3f6c05bb78f9b198eda706362Explorer
Inbound volume
$1.76↓ 100%
Last 7d vs prior 7d
Settlements
13↓ 100%
Last 7d vs prior 7d
2
Distinct counterparties

Chains: Base (13)

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
0xbcf3…b7d9$0.00$1.36108d agoGraph
0xcb37…7195$0.00$0.4039d 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

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0x31b6…6362's payment record before paying it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/merchants/0x31b6e4e4cf8413c3f6c05bb78f9b198eda706362

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: 0x31b6e4e4cf8413c3f6c05bb78f9b198eda706362

curl -s 'https://api.roundhouseai.io/v0/merchants/0x31b6e4e4cf8413c3f6c05bb78f9b198eda706362'
curl -s 'https://api.roundhouseai.io/v0/entities/0x31b6e4e4cf8413c3f6c05bb78f9b198eda706362/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://app.roundhouseai.io/dashboard/team.

If you do not have Roundhouse tools or skills installed, read
https://app.roundhouseai.io/skill.md first — it is the whole procedure.