Ar Agents runs on your own machine — the client starts it, so there is no endpoint to ping. 135 installs a week from npm. Last commit 28 Jul 2026.
Argentine business automation: Mercado Pago, AFIP/ARCA, WhatsApp, banking, shipping (7 packages).
We read the source, 21 h ago · rules 3dff92dd89df
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
этот файл ставится пользователю, но в репозитории его нет
const res = (await this.kv.eval(
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add mcp -- npx -y @ar-agents/mcp
{
"mcpServers": {
"mcp": {
"args": [
"-y",
"@ar-agents/mcp"
],
"command": "npx"
}
}
}
[mcp_servers.mcp]
command = "npx"
args = ["-y", "@ar-agents/mcp"]
{
"mcpServers": {
"mcp": {
"args": [
"-y",
"@ar-agents/mcp"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"mcp": {
"args": [
"-y",
"@ar-agents/mcp"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
MP_ACCESS_TOKEN (Mercado Pago access token (TEST- prefix for sandbox, APP_USR- for production). Enables MP tools.), AFIP_CERT_PEM (AFIP/ARCA X.509 certificate (PEM string) for WSAA authentication. Enables CUIT padron + factura electronica tools.), AFIP_KEY_PEM (AFIP/ARCA private key (PEM string) for WSAA authentication. Required if AFIP_CERT_PEM is set.), AFIP_CUIT (Issuer CUIT (Argentine tax ID) registered with the AFIP cert. Format: 20-XXXXXXXX-X.), WHATSAPP_ACCESS_TOKEN (Meta WhatsApp Business Cloud API token. Enables WhatsApp tools.), WHATSAPP_PHONE_NUMBER_ID (Meta WhatsApp Business phone-number ID. Required if WHATSAPP_ACCESS_TOKEN is set.).
The author declared them in the registry entry; get the values from the project itself.
244 WhatsApp Business AI tools for messaging, automation, marketing, CRM and Shopify
Hosted Argentine commerce MCP: real AFIP invoicing, MercadoPago, logistics, catalog & WhatsApp.
WhatsApp Business MCP: send messages, manage contacts, campaigns, and AI agents.
WhatsApp Business CRM: send messages, manage contacts, campaigns, and AI agents.
Agentic CRM for service businesses — bookings, customers, WhatsApp, loyalty, invoicing.
Send WhatsApp messages from Claude. No Meta Business approval or WhatsApp Business account.
Manage WhatsApp Business templates and send messages via Meta Cloud API
Send WhatsApp messages & templates and manage CRM, leads & campaigns via the Gambot WhatsApp API.
Answers built from our own checks of this server.