INDIVIDUAL MCP TOOL

invoiceninja_email_invoice

OUTWARD-FACING: sends a real email with the invoice to the client's invited contacts, and marks the invoice sent.

usefulapi.ionone authenticationAvailability not checked

LIVE ENDPOINT

https://invoice-ninja.usefulapi.io/mcp

No auth detected

Connect to this endpoint to inspect the live schema for invoiceninja_email_invoice and invoke it with your own arguments.

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Potential side effects detected · medium confidence · heuristic, not a guarantee.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.invoice-ninja-mcp]
url = "https://invoice-ninja.usefulapi.io/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "invoice-ninja-mcp": {
      "type": "http",
      "url": "https://invoice-ninja.usefulapi.io/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: invoice-ninja-mcp
Remote MCP URL: https://invoice-ninja.usefulapi.io/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "invoice-ninja-mcp": {
      "url": "https://invoice-ninja.usefulapi.io/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "invoice-ninja-mcp": {
      "type": "http",
      "url": "https://invoice-ninja.usefulapi.io/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "invoice-ninja-mcp",
  "transport": "streamable-http",
  "url": "https://invoice-ninja.usefulapi.io/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

invoiceninja_list_clients — List clients with balances and contacts, optionally searched by name, email or number.
invoiceninja_get_client — Fetch one client by id, with contacts, address, balance and paid-to-date.
invoiceninja_list_invoices — List invoices, filterable by client and payment status (paid / unpaid / overdue).
invoiceninja_get_invoice — Fetch one invoice by id — line items, totals, balance, dates, status and invitations.
invoiceninja_list_quotes — List quotes (estimates), filterable by client and quote status.
invoiceninja_get_quote — Fetch one quote by id — line items, totals, status and the invoice it was converted to (invoice_id), if any.
invoiceninja_list_products — List products / services in the catalog with price, cost and default taxes.
invoiceninja_list_payments — List payments received, with amount, date, refunded/applied totals and the invoices each was applied to (paymentables).