curl -X GET 'https://api.resend.com/webhooks/webhook-id/events/event-id/attempts?limit=10&after=example-after' \
  -H "Authorization: Bearer $RESEND_API_KEY" \
  -H 'User-Agent: my-app/1.0'

# GET /webhooks/{webhook_id}/events/{event_id}/attempts (Resend API)
Base URL: https://api.resend.com
Auth: Authorization: Bearer <RESEND_API_KEY>
Last verified: 2026-09-03

> Retrieve a list of webhook event attempts

## Critical Gotchas
* All requests must include a `User-Agent` header (e.g. `User-Agent: my-app/1.0`) or the API returns HTTP 403.
* The `to` field is an array of strings, even when sending to a single recipient.

## cURL
curl -X GET 'https://api.resend.com/webhooks/webhook-id/events/event-id/attempts?limit=10&after=example-after' \
  -H "Authorization: Bearer $RESEND_API_KEY" \
  -H 'User-Agent: my-app/1.0'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| webhook_id | path | string | Yes | The Webhook ID. |
| event_id | path | string | Yes | The Webhook Event ID. |
| limit | query | integer | No | Number of items to return. |
| after | query | string | No | Return items after this cursor. |

## Response (200 OK)
{"object":"list","has_more":false}

---
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GET

/webhooks/{webhook_id}/events/{event_id}/attempts

Resend API

Retrieve a list of webhook event attempts

Base URL: https://api.resend.com
Auth: Authorization: Bearer <RESEND_API_KEY>
Last verified: 2026-09-03 · upstream hash matched

Actions

Agents: curl -H "Accept: text/markdown" this URL
→ 220 tokens · Vary: Accept

Critical gotchas

All requests must include a User-Agent header (e.g. User-Agent: my-app/1.0) or the API returns HTTP 403.

The to field is an array of strings, even when sending to a single recipient.

cURL

curl -X GET 'https://api.resend.com/webhooks/webhook-id/events/event-id/attempts?limit=10&after=example-after' \  -H "Authorization: Bearer $RESEND_API_KEY" \  -H 'User-Agent: my-app/1.0'

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Parameters

Name	In	Type	Required	Description
webhook_id	path	string	Yes	The Webhook ID.
event_id	path	string	Yes	The Webhook Event ID.
limit	query	integer	No	Number of items to return.
after	query	string	No	Return items after this cursor.

Response 200 OK

{
  "object": "list",
  "has_more": false,
  "data": [
    {
      "id": "atmpt_1srOrx2ZWZBpBUvZwXKQmoEYga2",
      "http_status_code": 200,
      "response": "{\"ok\":true}",
      "sent_at": "2026-08-22T15:33:12.000Z"
    }
  ]
}