ProxyLens Node SDK

Connect your local Node.js/Express application to the ProxyLens AI Inspector.

Installation

npm install proxylens-node

Usage with Express

const express = require('express');
const http = require('http');
const ProxyLens = require('proxylens-node');

const app = express();
const server = http.createServer(app);

// 1. Initialize ProxyLens with your HTTP server
const lens = new ProxyLens(server);

// 2. Add Middleware (before your routes)
app.use(express.json()); // Ensure body parsing is enabled if needed
app.use(lens.middleware());

// Your Routes
app.get('/api/users', (req, res) => {
  res.json([{ name: 'Alice' }, { name: 'Bob' }]);
});

// Start Server
server.listen(3000, () => {
  console.log('Server running on port 3000');
  console.log('ProxyLens Inspector WebSocket available at ws://localhost:3000/_proxylens');
});

Connecting the UI

1. Open ProxyLens Web App.
2. Click Connect Local in the header.
3. Enter ws://localhost:3000/_proxylens (default).
4. Watch your traffic appear in real-time!