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What are Webhooks?

Webhooks are HTTP callbacks that KillB sends to your server when events occur, enabling real-time synchronization without polling.

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Why Use Webhooks?

Real-Time Updates

Get instant notifications when ramp status changes

Reduced API Calls

No need to poll for status updates

Better UX

Update users immediately when events occur

Automation

Trigger automated workflows on events

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Event Types

  • RAMP - Ramp transaction events
  • USER - User and KYC events
  • ACCOUNT - Account verification events
  • TRANSACTION - Savings transaction events
  • CUSTODIAL_ACCOUNT - Custodial account events

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Quick Setup

1

Create Endpoint

Set up POST endpoint to receive webhooks
2

Verify Signatures

Implement signature verification for security
3

Configure in KillB

Register your webhook URL and secret
4

Handle Events

Process events and update your application

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Next Steps

Setup Guide

Implement webhook endpoint

Event Reference

All webhook events

Security

Secure your webhooks

API Reference

Webhooks API docs