ar-agents MCP

An open infrastructure Model Context Protocol server for Argentine business automation. It bundles tools for Mercado Pago payments, AFIP/ARCA electronic invoicing, WhatsApp Cloud API, banking validation, and shipping logistics into a single npm package compatible with Claude Desktop, Cursor, and other MCP hosts.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by ar-agents

Vendor documentation

What you can do with it

Validate CUIT/CUIL and lookup AFIP/ARCA padrón
Process AFIP/ARCA electronic invoices (Factura A/B/C)
Manage Mercado Pago subscriptions and payments
Send messages via WhatsApp Business Cloud API

Source and maintenance

Community listingRegistry 0.4.11

mcp-registry: io.github.ar-agents/mcp@0.4.11 Source repository

Maintenance checked: Oct 31, 2026, 10:27 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@ar-agents/mcp 0.4.11

npm

@ar-agents/mcp package definition

{
  "version": "0.4.11",
  "transport": "stdio",
  "identifier": "@ar-agents/mcp",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "MP_ACCESS_TOKEN",
      "format": "string",
      "description": "Mercado Pago access token (TEST- prefix for sandbox, APP_USR- for production). Enables MP tools."
    },
    {
      "name": "AFIP_CERT_PEM",
      "format": "string",
      "description": "AFIP/ARCA X.509 certificate (PEM string) for WSAA authentication. Enables CUIT padron + factura electronica tools."
    },
    {
      "name": "AFIP_KEY_PEM",
      "format": "string",
      "description": "AFIP/ARCA private key (PEM string) for WSAA authentication. Required if AFIP_CERT_PEM is set."
    },
    {
      "name": "AFIP_CUIT",
      "format": "string",
      "description": "Issuer CUIT (Argentine tax ID) registered with the AFIP cert. Format: 20-XXXXXXXX-X."
    },
    {
      "name": "WHATSAPP_ACCESS_TOKEN",
      "format": "string",
      "description": "Meta WhatsApp Business Cloud API token. Enables WhatsApp tools."
    },
    {
      "name": "WHATSAPP_PHONE_NUMBER_ID",
      "format": "string",
      "description": "Meta WhatsApp Business phone-number ID. Required if WHATSAPP_ACCESS_TOKEN is set."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "ar-agents-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@ar-agents/mcp@0.4.11"
      ],
      "env": {
        "MP_ACCESS_TOKEN": "<YOUR_MP_ACCESS_TOKEN>",
        "AFIP_CERT_PEM": "<YOUR_AFIP_CERT_PEM>",
        "AFIP_KEY_PEM": "<YOUR_AFIP_KEY_PEM>",
        "AFIP_CUIT": "<YOUR_AFIP_CUIT>",
        "WHATSAPP_ACCESS_TOKEN": "<YOUR_WHATSAPP_ACCESS_TOKEN>",
        "WHATSAPP_PHONE_NUMBER_ID": "<YOUR_WHATSAPP_PHONE_NUMBER_ID>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "ar-agents-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@ar-agents/mcp@0.4.11"
      ],
      "env": {
        "MP_ACCESS_TOKEN": "<YOUR_MP_ACCESS_TOKEN>",
        "AFIP_CERT_PEM": "<YOUR_AFIP_CERT_PEM>",
        "AFIP_KEY_PEM": "<YOUR_AFIP_KEY_PEM>",
        "AFIP_CUIT": "<YOUR_AFIP_CUIT>",
        "WHATSAPP_ACCESS_TOKEN": "<YOUR_WHATSAPP_ACCESS_TOKEN>",
        "WHATSAPP_PHONE_NUMBER_ID": "<YOUR_WHATSAPP_PHONE_NUMBER_ID>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "ar-agents-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@ar-agents/mcp@0.4.11"
      ],
      "env": {
        "MP_ACCESS_TOKEN": "<YOUR_MP_ACCESS_TOKEN>",
        "AFIP_CERT_PEM": "<YOUR_AFIP_CERT_PEM>",
        "AFIP_KEY_PEM": "<YOUR_AFIP_KEY_PEM>",
        "AFIP_CUIT": "<YOUR_AFIP_CUIT>",
        "WHATSAPP_ACCESS_TOKEN": "<YOUR_WHATSAPP_ACCESS_TOKEN>",
        "WHATSAPP_PHONE_NUMBER_ID": "<YOUR_WHATSAPP_PHONE_NUMBER_ID>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "ar-agents-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@ar-agents/mcp@0.4.11"
      ],
      "env": {
        "MP_ACCESS_TOKEN": "<YOUR_MP_ACCESS_TOKEN>",
        "AFIP_CERT_PEM": "<YOUR_AFIP_CERT_PEM>",
        "AFIP_KEY_PEM": "<YOUR_AFIP_KEY_PEM>",
        "AFIP_CUIT": "<YOUR_AFIP_CUIT>",
        "WHATSAPP_ACCESS_TOKEN": "<YOUR_WHATSAPP_ACCESS_TOKEN>",
        "WHATSAPP_PHONE_NUMBER_ID": "<YOUR_WHATSAPP_PHONE_NUMBER_ID>"
      }
    }
  }
}

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