Monzo · AsyncAPI Specification

Monzo Webhooks

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AsyncAPI Specification

monzo-webhooks.yml Raw ↑
generated: '2026-07-20'
method: searched
source: https://docs.monzo.com
type: Webhooks
transport: http-post
description: >-
  Monzo delivers real-time event notifications via user-registered webhooks. A
  webhook is registered against an account with POST /webhooks; Monzo then POSTs
  a JSON event body to the registered URL each time a matching event occurs.
  Delivery is retried up to 5 times with exponential backoff.
registration:
  register: POST https://api.monzo.com/webhooks
  list: GET https://api.monzo.com/webhooks
  delete: DELETE https://api.monzo.com/webhooks/{webhook_id}
events:
- type: transaction.created
  description: >-
    Fired immediately when a new transaction is created on the account. The
    payload wraps the full transaction object (including merchant details when
    present) under a "type" and "data" envelope.
delivery:
  method: HTTP POST JSON
  retries: 5
  backoff: exponential