x402 merchant
blockmachine$5.00 / callblockmachine.io
Api-keysAiBlockmachine

Buy a blockmachine API key with Request Unit (RU) credit. blockmachine is decentralized multi-chain RPC infrastructure on Bittensor Subnet 19 - one key authenticates across supported chain RPC endpoints (Bittensor and Ethereum), spending from a single global RU budget. Pay per purchase in USDC (Base), TAO, or alpha.

MerchantReport

0x5138…c14d

0x51388839916bac32b1c2a14a5d01a6ca079bc14dExplorer
Received
$15.00
Last 7d vs prior 7d
Paid out
$0.00
Last 7d vs prior 7d
Settlements
3
Last 7d vs prior 7d
1
Distinct counterparties
Over the whole indexed history

Received $15.00 of the $259.00M Roundhouse has indexed across 713,892 walletsless than 0.0001% of it.

Chains (from the recent scan): Base (3)

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
0xa3b6…fe8f$0.00$15.00386d agoGraph

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

Data quality

100% of observed volume is with a single counterparty; all observed volume is with one counterparty, in all 3 observed settlements.

Organic volume $15.00 of $15.00 total.

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 0x5138…c14d's payment record before paying it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/merchants/0x51388839916bac32b1c2a14a5d01a6ca079bc14d

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: 0x51388839916bac32b1c2a14a5d01a6ca079bc14d

curl -s 'https://api.roundhouseai.io/v0/merchants/0x51388839916bac32b1c2a14a5d01a6ca079bc14d'
curl -s 'https://api.roundhouseai.io/v0/entities/0x51388839916bac32b1c2a14a5d01a6ca079bc14d/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.