Connect-MCP

Mercoa MCP by usefulapi

io.usefulapi/mercoa · v1.11.1

Query and manage Mercoa AP/AR bill-pay: entities, invoices, transactions and payment methods.

MCPremoteno credentialsFinance

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Last check

Reachable, 17 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

B 84/100

What it does: 17 tools · 13 read, 4 write (incl. delete/pay) · Finance

Test call mercoa_find_entities: needs a key: HTTP 401 (1,079 ms)

How the rating is made
  • Answers without login: +30
  • Speed of first answer: +6
  • Lists tools: +10
  • Tool descriptions: +15
  • Parameter descriptions: +10
  • Read/write annotations: +5
  • Safe test call: +8
  • More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL
https://mercoa.usefulapi.io/mcp

Tools

17 tools listed at last check
  • mercoa_find_entities Find/search entities (buyers, vendors, payors, payees). Use to look up counterparties by name/email/foreignId or list all. GET /entity.
  • mercoa_get_entity Get a single entity by ID (or foreign ID). GET /entity/{entityId}.
  • mercoa_get_entity_events Get the event/audit log for an entity. GET /entity/{entityId}/events.
  • mercoa_get_entity_invoice_metrics Get aggregate invoice metrics (totals/counts, grouped by currency) for an entity's payables/receivables — for AP/AR dashboards and aging. GET /entity/{entityId}/invoice-metrics.
  • mercoa_list_entity_payment_methods List an entity's payment methods (bank accounts, cards, check, etc.). GET /entity/{entityId}/paymentMethods.
  • mercoa_get_payment_method Get a single payment method for an entity. GET /entity/{entityId}/paymentMethod/{paymentMethodId}.
  • mercoa_list_entity_users List the users belonging to an entity (approvers, admins, etc.). GET /entity/{entityId}/users.
  • mercoa_find_invoices Find/search invoices (bills) across payers and vendors. Filter by status, entity, date, approver and more. GET /invoices (plural list endpoint).
  • mercoa_get_invoice Get a single invoice (bill) by ID. GET /invoice/{invoiceId}.
  • mercoa_get_invoice_events Get the event/audit log for an invoice (status changes, approvals, payments). GET /invoice/{invoiceId}/events.
  • mercoa_find_transactions List/search payment transactions. Filter by entity, invoice, status, type and date. GET /transactions.
  • mercoa_get_transaction Get a single payment transaction by ID. GET /transaction/{transactionId}.
  • mercoa_get_organization Get the caller's Mercoa organization configuration (settings, payment methods enabled, etc.). GET /organization.
  • mercoa_create_entity WRITE — creates a real entity (customer/vendor/payor/payee) in Mercoa. Supply role flags, accountType, and a nested `profile` object (business or individual details). POST /entity.
  • mercoa_create_invoice WRITE — creates a real invoice/bill in Mercoa. Set status (DRAFT to stage, NEW to submit), amount, currency, payer/vendor, dates and line items. POST /invoice.
  • mercoa_update_invoice WRITE — updates an existing invoice/bill (all fields optional). Commonly used to advance status (e.g. DRAFT→NEW→SCHEDULED) or change amounts, dates, or payment methods. POST /invoice/{invoiceId}.
  • mercoa_add_invoice_comment WRITE — adds a comment to an invoice (visible in its activity log). POST /invoice/{invoiceId}/comment.

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