x402 merchant
SciencePhysicsOdeDynamicsScipy

Physics ODE solver (SciPy): coupled ODE systems from parameterized templates (orbital 2-body, oscillator, pendulum, heat transfer, RC/RLC, projectile-with-drag, SIR) or a generic linear system, with energy/conservation checks. Paid in USDC on Base or Solana.

MerchantReport

0xf786…5f3f

0xf786a555be87c6d3b316c976b643c70326565f3fExplorer
Received
$0.56↓ 100%
Last 7d vs prior 7d
Paid out
$0.00
Last 7d vs prior 7d
Settlements
41↓ 100%
Last 7d vs prior 7d
7
Distinct counterparties
Over the whole indexed history

Received $0.56 of the $260.03M Roundhouse has indexed across 715,511 wallets — less than 0.0001% of it.

Chains (from the recent scan): Base (41)

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
0x8872…3f9b$0.00$0.533524d agoGraph
0xe3ba…3fb3$0.00$0.005110d agoGraph
0xc533…2d7a$0.00$0.005125d agoGraph
0x2e26…ddde$0.00$0.005130d agoGraph
0x72f6…04c4$0.00$0.005146d agoGraph
0xa935…7917$0.00$0.005157d agoGraph
0x7dd8…17d2$0.00$0.00318d agoGraph

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

Data quality

95% of observed volume is with a single counterparty, in all 41 observed settlements.

Organic volume $0.56 of $0.56 total.

Recent activity

Payer PayeeChainAmountx402RouteAgeTxn hash
0x7dd8…17d20xf786…5f3fBase$0.003100%coinbase8d ago0x206204…9521b0
0xe3ba…3fb30xf786…5f3fBase$0.005100%coinbase10d ago0x0bb62c…9b82ec
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase24d ago0x791975…3d1c43
0x8872…3f9b0xf786…5f3fBase$0.02100%coinbase24d ago0xbcc615…3f076f
0x8872…3f9b0xf786…5f3fBase$0.05100%coinbase24d ago0x1a4273…4b5e16
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase24d ago0xb14c4f…f892c1
0x8872…3f9b0xf786…5f3fBase$0.005100%coinbase24d ago0x35bd25…6c0144
0xc533…2d7a0xf786…5f3fBase$0.005100%coinbase25d ago0xcbb88b…021e78
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase27d ago0xeae4b9…813253
0x8872…3f9b0xf786…5f3fBase$0.02100%coinbase27d ago0x291b37…8ea78f
0x8872…3f9b0xf786…5f3fBase$0.05100%coinbase27d ago0x9b0996…e8ec8a
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase27d ago0x28cd20…472f4e
0x8872…3f9b0xf786…5f3fBase$0.005100%coinbase27d ago0x3bc7bc…6e090a
0x2e26…ddde0xf786…5f3fBase$0.005100%coinbase30d ago0x88913b…233f13
0x72f6…04c40xf786…5f3fBase$0.005100%coinbase46d ago0x7c21af…f7e256
0x8872…3f9b0xf786…5f3fBase$0.02100%coinbase55d ago0x5f5301…691eda
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase55d ago0xd4d30c…f24647
0x8872…3f9b0xf786…5f3fBase$0.05100%coinbase55d ago0x088230…d91606
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase55d ago0x5fcd95…9bb6d3
0x8872…3f9b0xf786…5f3fBase$0.005100%coinbase55d ago0xafb435…21f31d
0xa935…79170xf786…5f3fBase$0.005100%coinbase57d ago0x8d1ee7…eb6232
0x8872…3f9b0xf786…5f3fBase$0.02100%coinbase58d ago0xca7698…f8c91a
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase58d ago0x85a7ce…d21ab8
0x8872…3f9b0xf786…5f3fBase$0.05100%coinbase58d ago0xc49986…fb5ecf
0x8872…3f9b0xf786…5f3fBase$0.01100%coinbase58d ago0xfddb01…311f70

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will check 0xf786…5f3f's payment record before paying it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/merchants/0xf786a555be87c6d3b316c976b643c70326565f3f

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: 0xf786a555be87c6d3b316c976b643c70326565f3f

curl -s 'https://api.roundhouseai.io/v0/merchants/0xf786a555be87c6d3b316c976b643c70326565f3f'
curl -s 'https://api.roundhouseai.io/v0/entities/0xf786a555be87c6d3b316c976b643c70326565f3f/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.