retellai-webhooks-events

# Retell AI Webhooks Events ## Overview Handle Retell AI webhook events for call lifecycle, transcripts, and function execution. ## Prerequisites - HTTPS webhook endpoint - Agent configured with webhook URL ## Instructions ### Step 1: Configure Webhook URL ```typescript // Set webhook URL in agent configuration await retell.agent.update(agentId, { webhook_url: 'https://your-app.com/webhooks/retell', }); ``` ### Step 2: Webhook Endpoint ```typescript import express from 'express'; const app = express(); app.post('/webhooks/retell', express.json(), async (req, res) => { const { event, call } = req.body; switch (event) { case 'call_started': console.log(`Call started: ${call.call_id} from ${call.from_number}`); break; case 'call_ended': console.log(`Call ended: ${call.call_id}`); console.log(` Duration: ${call.duration_ms}ms`); console.log(` Status: ${call.call_status}`); if (call.transcript) { await saveTranscript(call.call_id, call.transcript); } break; case 'call_analyzed': console.log(`Analysis ready: ${call.call_id}`); console.log(` Summary: ${call.call_analysis?.call_summary}`); break; default: console.log(`Unhandled event: ${event}`); } res.status(200).json({ received: true }); }); ``` ### Step 3: Handle Function Calls During Conversation ```typescript // When agent triggers a function, Retell calls your URL app.post('/functions/book-appointment', expre...