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Copy this JSON into your .mcp.json to enable this server
Add to your .mcp.json:
{
"mcpServers": {
"signal-mcp": {
"command": "uv",
"args": [
"run",
"--quiet",
"--script",
"${CLAUDE_PLUGIN_ROOT}/mcp/signal-mcp/server.py"
],
"env": {
"SIGNAL_ACCOUNT": "${SIGNAL_ACCOUNT}",
"SIGNAL_CLI_BIN": "${SIGNAL_CLI_BIN}"
}
}
}
}Review these signals before enabling this server
This server has elevated permissions. Review the source code before enabling.
Server configuration and connection parameters
uvCommand-line arguments passed to the server process
Environment variables set when the server starts
SIGNAL_ACCOUNT=${SIGNAL_ACCOUNT}SIGNAL_CLI_BIN=${SIGNAL_CLI_BIN}npx claudepluginhub alexey-max-fedorov/signal-mcp --plugin signal-mcp