Splithook
Live demo · public endpoint

POST a webhook, watch it appear.

This page subscribes to the Splithook capture topic over Mercure. Every webhook sent to /e/demohook appears instantly below. A cron also injects synthetic Stripe / GitHub / Shopify samples every minute so you always have something to look at.

try it · curl from your terminal 
curl https://splithook.com/e/demohook \
  -X POST \
  -H "content-type: application/json" \
  -d '{"hello":"world"}'
streaming · /e/demohook
  • 12:43:48 POST 200
    pull_request
    181 B · 200✓
    06ad25
  • 12:42:48 POST 200
    checkout.session.completed
    304 B · 200✓
    66288d
  • 12:41:47 POST 200
    payment_intent.succeeded
    276 B · 200✓
    4c0930
  • 12:40:47 POST 200
    Notification
    389 B · 200✓
    97acaf
  • 12:39:47 POST 200
    push
    303 B · 200✓
    fffaec
  • 12:38:47 POST 200
    pull_request
    181 B · 200✓
    edeff6
  • 12:37:47 POST 200
    push
    303 B · 200✓
    0afb4f
  • 12:36:46 POST 200
    pull_request
    181 B · 200✓
    790bb6
  • 12:35:46 POST 200
    payment_intent.succeeded
    276 B · 200✓
    fd4998
  • 12:34:46 POST 200
    push
    303 B · 200✓
    71f53a
  • 12:33:46 POST 200
    payment_intent.succeeded
    276 B · 200✓
    fb2db5
  • 12:32:46 POST 200
    checkout.session.completed
    304 B · 200✓
    ac6826
  • 12:31:45 POST 200
    orders/create
    163 B · 200✓
    259205
  • 12:30:45 POST 200
    orders/create
    163 B · 200✓
    23653b
  • 12:29:45 POST 200
    Notification
    389 B · 200✓
    5ac52a
  • 12:28:45 POST 200
    checkout.session.completed
    304 B · 200✓
    56494b
  • 12:27:45 POST 200
    Notification
    388 B · 200✓
    8b335f
  • 12:26:44 POST 200
    payment_intent.succeeded
    276 B · 200✓
    9eb85b
  • 12:25:44 POST 200
    Notification
    389 B · 200✓
    d4c94f
  • 12:24:44 POST 200
    orders/create
    163 B · 200✓
    d036f5
pull_request
POST · 181 B · 2026-05-23 12:43:48
200 OK 
(empty body)

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