---
title: "List Webhook Delivery Attempts"
method: GET
path: "/v2/webhooks/endpoints/{endpoint_id}/deliveries/{message_id}/attempts"
tags: ["webhooks"]
---

# List Webhook Delivery Attempts

`GET /v2/webhooks/endpoints/{endpoint_id}/deliveries/{message_id}/attempts`

List every attempt to deliver one message to one endpoint, with the HTTP status the receiver returned, how long it took, and whether the attempt was an automatic retry (`scheduled`) or a resend or recovery (`manual`). The receiver's response body is not included.

`message_id` is the delivery's `message_id`, or the event's `id` (`evt_` followed by the job id).

## Path parameters

- `endpoint_id` string, required
- `message_id` string, required

## Query parameters

- `limit` integer
- `cursor` string, nullable

## Response `200`

Successful Response

- WebhookDeliveryAttemptList
  - `attempts` WebhookDeliveryAttempt[], required
    - `attempt_id` string, required
    - `message_id` string, required
    - `status` 'succeeded' | 'failed' | 'pending' | 'sending', required
    - `response_status_code` integer, required — The HTTP status the receiver returned. `0` when no response arrived.
    - `response_duration_ms` integer, required — How long the receiver took to respond, in milliseconds.
    - `trigger` 'scheduled' | 'manual', required — `scheduled` for the first attempt and automatic retries, `manual` for a resend or recovery.
    - `timestamp` string, date-time, required — When the attempt was made.
  - `next_cursor` string, nullable, required — Pass as `cursor` for the next page. `null` on the last page.

## Other responses

- `401` — Missing or invalid API key.
- `404` — `Webhook endpoint not found.` The id does not exist, or belongs to another organization.
- `429` — `Too many webhook management requests. Try again shortly.` Retry after the `Retry-After` header.
- `503` — Webhooks are temporarily unavailable. Retry shortly.

## Changes

- **2026-09-24** `61a9364ad042` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/runcaptain/apis/api-reference/changes/v2/webhooks/endpoints/:endpoint_id/deliveries/:message_id/attempts/get.md)

---

[API](https://skmtc.dev/runcaptain/apis/api-reference.md) · [All operations](https://skmtc.dev/runcaptain/apis/api-reference/llms.txt) · [OpenAPI document](https://skmtc.dev/runcaptain/apis/api-reference/revisions/ac61e472bb7d?raw)