How to build a Claude AI webhook handler that classifies and responds to events automatically Webhooks are everywhere. Stripe sends payment events. GitHub sends push notifications. Twilio sends SMS replies. The problem: every webhook needs custom parsing logic, and that logic gets messy fast. What if Claude just... figured out what the webhook meant and decided what to do? Here's how to build a universal webhook handler powered by Claude that classifies incoming events and takes action automatically. The setup npm install express @anthropic-ai/sdk Enter fullscreen mode Exit fullscreen mode // webhook-handler.js import Anthropic from ' @anthropic-ai/sdk ' ; import express from ' express ' ; const client = new Anthropic ({ apiKey : process . env . ANTHROPIC_API_KEY }); const app = express (); app . use ( express . json ()); async function classifyAndHandle ( webhookBody , source ) { const message = await client . messages .…