[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"glossary-webhook::en":3,"gloss-cluster-webhook::en":23,"gloss-next-webhook::en":9},{"slug":4,"category":5,"name":6,"definition":7,"meta_desc":8,"faq":9,"schema_markup":9,"related":10},"webhook","no-code","Webhook","A webhook is a mechanism for one application to notify another application, in real time, that something happened — by sending an HTTP POST request containing a data payload to a pre-configured URL, the moment the event occurs. Webhooks are the backbone of nearly every no-code integration: when you connect Stripe to Zapier, or Typeform to Make, the \"instant\" trigger you select in the builder is a webhook under the hood. Why it matters: webhooks are the efficient alternative to polling (repeatedly asking \"did anything change yet?\"). Instead of an automation platform checking a source system every few minutes and burning API rate limits, the source system pushes data the instant something happens — faster, cheaper, and more reliable at scale. For AI\u002FSaaS builders, understanding webhooks is essential because most third-party integrations (payment processors, CRMs, form builders, chat platforms) expose webhooks as their primary real-time integration point, and debugging \"why didn't my Zap fire\" almost always comes down to a webhook configuration, signature-verification, or payload-shape issue. How it works: (1) the receiving app exposes an endpoint URL (e.g., `https:\u002F\u002Fhooks.zapier.com\u002Fhooks\u002Fcatch\u002F123456\u002Fabcdef\u002F`); (2) the sending app is configured with that URL as a \"webhook subscription\" for a specific event type (e.g., `payment.succeeded`); (3) when the event fires, the sending app makes an HTTP POST to that URL with a JSON body describing the event; (4) the receiving app parses the payload and triggers its own logic. Worked example — a Stripe webhook payload sent when a customer completes a checkout: `POST \u002Fwebhook HTTP\u002F1.1` with a JSON body like `{\"id\": \"evt_1N3T2x\", \"type\": \"checkout.session.completed\", \"data\": {\"object\": {\"customer_email\": \"jane@example.com\", \"amount_total\": 4900, \"currency\": \"usd\"}}}`. A no-code automation platform receiving this can extract `customer_email` and `amount_total`, then trigger an action like \"add Jane to the Paid Customers list in ConvertKit.\" Production-grade webhook handling requires two things builders often skip: signature verification (checking a header like `Stripe-Signature` against a shared secret to confirm the payload really came from Stripe and wasn't spoofed) and idempotency (handling the same webhook delivered twice, which happens during retries, without double-processing — e.g., creating two duplicate orders). Most no-code platforms provide a generic \"Catch Webhook\" trigger specifically so builders can receive events from apps that don't have a dedicated pre-built connector — pasting the platform's auto-generated URL into any third-party system's \"webhook URL\" setting is often the fastest way to wire up an integration the vendor has never officially built.","A webhook is an automated HTTP callback — one app sends a real-time data payload to another app's URL the instant an event happens.",null,[11,14,17,20],{"slug":12,"name":13},"api","API",{"slug":15,"name":16},"integration","Integration",{"slug":18,"name":19},"polling","Polling",{"slug":21,"name":22},"trigger","Trigger",[24,28,32,35,36,39,42,45,48,51,54,57],{"slug":25,"category":5,"name":26,"updated_at":27},"action","Action","2026-08-24T02:46:36+00:00",{"slug":29,"category":5,"name":30,"updated_at":31},"aggregator","Aggregator","2026-08-24T02:46:37+00:00",{"slug":33,"category":5,"name":34,"updated_at":27},"airtable","Airtable",{"slug":12,"category":5,"name":13,"updated_at":27},{"slug":37,"category":5,"name":38,"updated_at":27},"api-key","API Key",{"slug":40,"category":5,"name":41,"updated_at":31},"approval-workflow","Approval Workflow",{"slug":43,"category":5,"name":44,"updated_at":27},"automation-platform","Automation Platform",{"slug":46,"category":5,"name":47,"updated_at":27},"automation-recipe","Automation Recipe",{"slug":49,"category":5,"name":50,"updated_at":27},"backend-as-a-service","Backend-as-a-Service (BaaS)",{"slug":52,"category":5,"name":53,"updated_at":31},"backfill","Backfill",{"slug":55,"category":5,"name":56,"updated_at":27},"bubble","Bubble",{"slug":58,"category":5,"name":59,"updated_at":27},"business-logic","Business Logic"]