---
title: "Get webhook"
method: GET
path: "/mailboxes/v1/{mailbox_id}/webhooks/{webhook_id}"
tags: ["Mailboxes"]
---

# Get webhook

`GET /mailboxes/v1/{mailbox_id}/webhooks/{webhook_id}`

## Request

- Base URL: `https://api.run402.com`
- URL: `https://api.run402.com/mailboxes/v1/{mailbox_id}/webhooks/{webhook_id}`
- Auth: HTTP bearer

Gets a single webhook by ID. Read-only and not lifecycle-gated.

## Path parameters

- `mailbox_id` string, required
- `webhook_id` string, required

## Response `200`

Webhook details

- Webhook: Registered mailbox webhook. Deliveries use MailboxWebhookEnvelope; reply_received payloads use MailboxReplyReceivedPayload.
  - `webhook_id` string: Webhook ID (whk_<ts>_<rand>)
  - `url` string, uri: Callback URL
  - `events` string[]
  - `created_at` string, date-time

## Other responses

- `401`: Missing or invalid authentication. Run402-originated JSON bodies use the canonical ErrorEnvelope.
- `404`: Not found

---

[API](https://skmtc.dev/run402/apis/run402-api.md) · [All operations](https://skmtc.dev/run402/apis/run402-api/llms.txt) · [OpenAPI document](https://skmtc.dev/run402/apis/run402-api/revisions/893607557f50?raw)