Plumb Data Exchange
mcp remote · streamable-http · v1.1.0 · source: crawl
https://numba2witcheese.tail7d8d44.ts.net:10000/pde-mcp
Verified table jobs and RPC-free payment verification (Base/Ethereum). Pay per call via x402.
Works
100
Verified Oct 31, 2026 · p50 647 ms · p95 936 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'plumb-data-exchange' |
| tools_listed | 15 | pass | 14 tools |
| schema_complete | 15 | pass | 13 of 14 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 647 ms |
| latency_p95 | 5 | pass | p95 936 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (14)
| Name | Description | Schema |
|---|---|---|
what_should_i_build | What should I build? x402 agent demand by category from public chain data (Base USDC + XRPL), with fake demand removed (testers, sellers paying themselves, loops; wallet fleets counted as one buyer) a | typed |
credential_status | Free. The exchange's on-ledger ProvenPayer credential (XLS-70): issued to an XRPL account after 2 settled, Plumb-proven payments to the house; readable by any seller with ledger_entry. Returns the acc | typed |
prove_xrpl_transaction | Prove any XRP Ledger transaction without trusting a server: validator-list quorum, hash links, rebuilt tx tree. Returns full fields, metadata (balances, escrows, channels, credentials as of the tx), q | typed |
get_job | Free. Status and (once verified) the result of a paid job, using the accessToken its paid call returned. | typed |
convert_to_csv | Convert a table to CSV without changing any value; verified by round-trip. Costs $0.05 USDC (x402). | typed |
deduplicate | Remove duplicate rows by exact key, keeping the first or last, and report conflicting columns per group. Costs $0.05 USDC (x402). | typed |
reconcile | Compare two versions of a table by key: rows added, removed and changed (with the changed columns). Costs $0.05 USDC (x402). | incomplete |
verify_payment | Verify an on-chain payment without trusting any RPC: did this tx transfer at least this amount of a token (default USDC) to this payee, optionally from this payer? Proven by Plumb (Base via proof-back | typed |
try_verify_payment | Free: the same verification as verify_payment, limited to 3 NEW claims per client per day (asking again about a claim already checked is always free). Holders of the exchange's on-ledger ProvenPayer c | typed |
get_verification | Free. Current state of a verification by checkId; re-checks it once its retry or challenge time has passed. | typed |
watch_verification | Free for a PAID check: add a callback (https) that receives signed events when requiredLevel is reached, when the answer changes, when it becomes final, or when checking gives up. The service re-check | typed |
verify_payments_batch | Verify up to 25 payments in one call for $0.25 ($0.05 when every claim is on the XRP Ledger) USDC (x402): give `claims` (same fields as verify_payment) or `csv` (header: chain,txHash,payee,token,minAm | typed |
get_verifications | Free. Up to 50 checks at once (re-checked when due), as rows; format "csv" adds a reconciliation CSV. | typed |
check_x402_receipt | Free. Cross-check a seller's signed x402 offer + receipt (offer-and-receipt extension): verifies the signatures (official x402 functions; pin the seller with sellerAddress for EIP-712 or sellerJwk for | typed |
Badge
Paste into your README. It updates on every verification.
[](https://app.agent-xm.com/a/io-github-mlcharle518-plumb-data-exchange)
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