Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type @ followed by the MCP server name and your instructions, e.g., "@PrivacyFlow MCP Server send a Signal message to +1234567890 saying 'Meeting at 3pm'"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
MCP server for PrivacyFlow — encrypted messaging via Signal, SimpleX, and Session.
Node.js >= 18
A PrivacyFlow API key from the PrivacyFlow dashboard
npm install -g privacyflow-mcp-serverAlternatively, use npx for on-demand execution without installing:
npx -y privacyflow-mcp-serverSet the following environment variables:
Variable | Required | Default | Description |
| Yes | — | Your PrivacyFlow API key |
| No |
| API base URL |
| No |
| Auth header: |
Add to your claude_desktop_config.json:
{
"mcpServers": {
"privacyflow": {
"command": "npx",
"args": ["-y", "privacyflow-mcp-server"],
"env": {
"PRIVACYFLOW_API_KEY": "pf_live_your_key_here",
"PRIVACYFLOW_BASE_URL": "https://api.privacyflow.app"
}
}
}
}.opencode.json){
"mcp": {
"privacyflow": {
"type": "local",
"command": "npx",
"args": ["-y", "privacyflow-mcp-server"],
"env": {
"PRIVACYFLOW_API_KEY": "pf_live_your_key_here",
"PRIVACYFLOW_BASE_URL": "https://api.privacyflow.app"
},
"enabled": true
}
}
}Add to your Cursor MCP config (~/.cursor/mcp.json):
{
"mcpServers": {
"privacyflow": {
"command": "npx",
"args": ["-y", "privacyflow-mcp-server"],
"env": {
"PRIVACYFLOW_API_KEY": "pf_live_your_key_here",
"PRIVACYFLOW_BASE_URL": "https://api.privacyflow.app"
}
}
}
}Related MCP server: XMTP MCP Server
Tool | Description |
| Check API health and version |
| Verify API key validity and list authorized app IDs |
| List authorized apps with names, active state, and configured messengers |
| Poll incoming messages from your app queue |
| Send messages via PrivacyFlow |
privacyflow://docs/api — API endpoint documentation
privacyflow://docs/contact-formats — Signal/Session/SimpleX contact ID formats
privacyflow_reply_to_message — Reply to a polled message preserving routing fields
privacyflow_broadcast — Broadcast a message to multiple contacts
npm install # Install dependencies
npm run dev # Run with tsx (development)
npm run build # Build TypeScript
npm test # Run testsnpx @modelcontextprotocol/inspector node build/index.jsMIT
Unclaimed servers have limited discoverability.
If you are the server author, to access and configure the admin panel.
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