Webhook middleware for developers and no-code builders

Sanitize & Transform Webhook Payloads in Milliseconds.

Stop writing glue code for every form, payment, and CRM webhook. PayloadSanitizer catches messy payloads, cleans them into predictable JSON, and forwards them to your app or Slack automatically.

Start free: 500 deliveries/month Try the live demo ↓

No credit card required.

Strip nulls and empty values

Null fields, blank strings, and stray whitespace are removed before the payload ever reaches your code.

Standardized snake_case JSON

Nested objects are flattened and every key is normalized, so "Nested Details → Job Title" arrives as nested_details_job_title.

Real-time delivery logs

Every webhook shows up within seconds with its status, response code, and latency. Pro adds raw vs. clean payload inspection and one-click re-try.

Usage limits enforced for you

Each plan's monthly quota is checked atomically on every request. Over the limit, senders get a clear HTTP 429, never a silent drop.

See it work on your own payload

This is the same sanitizer that runs on every webhook we receive. Paste in a real payload and watch it clean up as you type.

Live: edit the payload on the left

Key style

Raw webhook payload

Clean JSON forwarded to your app

{
  "first_name": "Jane",
  "last_name": "Doe",
  "email_address": "jane@example.com",
  "nested_details_job_title": "Developer",
  "tags": [
    "webhooks",
    "json"
  ],
  "submitted_at": "2026-10-12T21:04:11Z"
}

9 fields in → 6 clean keys out3 null or empty values removedTransformed in <1 ms

Live in under two minutes

1
Create an endpoint
Name it and choose where clean data goes: any HTTPS URL or a Slack channel.
2
Paste the URL into your tool
Typeform, Stripe, Shopify, Calendly, or anything else that sends webhooks.
3
Receive clean JSON
Every payload is sanitized and forwarded automatically. No code to deploy.

Simple, predictable pricing

Start free. Upgrade when your volume grows.

Free

$0/mo

500 deliveries per month
7-day delivery logs
Automatic sanitizing and field mapping
Webhook and Slack destinations
Delivery history with status and latency

Start free

Pro

$15/mo

or $150/year

10,000 deliveries per month
30-day logs, automatic retries, and signed requests
Everything in Free
Log inspector: raw vs. sanitized payloads
One-click payload re-try

Start free, upgrade anytime

14-day money-back guarantee on Pro. Cancel anytime. See the Refund Policy.

Your next webhook could arrive clean

Create your first endpoint in under two minutes. The Free plan covers small projects.

Get your webhook URL