Your WhatsApp as 38 MCP tools: read, search, send and media across accounts, self-hosted.
Connect Runs on your machine
claude mcp add relay-whatsapp-mcp -e RELAY_HOME=<RELAY_HOME> -e BRIDGE_URL=<BRIDGE_URL> -- npx -y [email protected]{
"mcpServers": {
"relay-whatsapp-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"RELAY_HOME": "<RELAY_HOME>",
"BRIDGE_URL": "<BRIDGE_URL>"
}
}
}
}{
"mcpServers": {
"relay-whatsapp-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"RELAY_HOME": "<RELAY_HOME>",
"BRIDGE_URL": "<BRIDGE_URL>"
}
}
}
}{
"servers": {
"relay-whatsapp-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"RELAY_HOME": "<RELAY_HOME>",
"BRIDGE_URL": "<BRIDGE_URL>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
RELAY_HOMEOptional | Folder with Relay's .env and WhatsApp session (default: ~/.relay-whatsapp-mcp). Run `npx relay-whatsapp-mcp setup` and `start` first. |
BRIDGE_URLOptional | Address of the running Relay bridge (default: http://127.0.0.1:8787) |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 13 Nov 2026 |
| Last updated | 13 Nov 2026 |
| Registry name | io.github.viaanshetty3-debug/relay-whatsapp-mcp |
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