Whatsapp MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 104 installs a week from npm. Last commit 15 Jun 2026.
WhatsApp MCP Server - Human-in-the-loop for AI agents via WhatsApp
Today is the operative word: we check Whatsapp MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
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 whatsapp-mcp -e 'WHATSAPP_TARGET_NUMBER=<WHATSAPP_TARGET_NUMBER>' -- npx -y @mhrj/whatsapp-mcp
{
"mcpServers": {
"whatsapp-mcp": {
"command": "npx",
"args": [
"-y",
"@mhrj/whatsapp-mcp"
],
"env": {
"WHATSAPP_TARGET_NUMBER": "<WHATSAPP_TARGET_NUMBER>"
}
}
}
}
[mcp_servers.whatsapp-mcp]
command = "npx"
args = ["-y", "@mhrj/whatsapp-mcp"]
env = { WHATSAPP_TARGET_NUMBER = "<WHATSAPP_TARGET_NUMBER>" }
{
"mcpServers": {
"whatsapp-mcp": {
"command": "npx",
"args": [
"-y",
"@mhrj/whatsapp-mcp"
],
"env": {
"WHATSAPP_TARGET_NUMBER": "<WHATSAPP_TARGET_NUMBER>"
}
}
}
}
{
"servers": {
"whatsapp-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@mhrj/whatsapp-mcp"
],
"env": {
"WHATSAPP_TARGET_NUMBER": "<WHATSAPP_TARGET_NUMBER>"
}
}
}
}
Put your own value in place of
<WHATSAPP_TARGET_NUMBER> (Target WhatsApp number (required)).
The author’s registry entry marks it as required.
Optional settings from the registry entry, left out of the block above:
WHATSAPP_ALLOWED_NUMBERS (Comma-separated JIDs to restrict who can control replies).
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Answers built from our own checks of this server.