List Attempts

GET

webhooks

:webhook_id

events

:event_id

attempts

Node.js

import { Resend } from 'resend';

const resend = new Resend('re_xxxxxxxxx');

const { data, error } = await resend.webhooks.events.attempts.list({
  eventId: 'msg_1srOrx2ZWZBpBUvZwXKQmoEYga2',
  webhookId: '4dd369bc-aa82-4ff3-97de-514ae3000ee0',
});

PHP

$resend = Resend::client('re_xxxxxxxxx');

$attempts = $resend->webhooks->events->attempts->list(
    '4dd369bc-aa82-4ff3-97de-514ae3000ee0',
    'msg_1srOrx2ZWZBpBUvZwXKQmoEYga2'
);

Python

import resend

resend.api_key = 're_xxxxxxxxx'

attempts = resend.Webhooks.list_event_attempts(
    webhook_id='4dd369bc-aa82-4ff3-97de-514ae3000ee0',
    event_id='msg_1srOrx2ZWZBpBUvZwXKQmoEYga2',
)

Ruby

require 'resend'

Resend.api_key = 're_xxxxxxxxx'

attempts = Resend::Webhooks.list_event_attempts(
  '4dd369bc-aa82-4ff3-97de-514ae3000ee0',
  'msg_1srOrx2ZWZBpBUvZwXKQmoEYga2'
)

package main

import "github.com/resend/resend-go/v4"

func main() {
	client := resend.NewClient("re_xxxxxxxxx")

	client.Webhooks.ListEventAttempts(
		"4dd369bc-aa82-4ff3-97de-514ae3000ee0",
		"msg_1srOrx2ZWZBpBUvZwXKQmoEYga2",
	)
}

Rust

use resend_rs::{list_opts::ListOptions, Resend, Result};

#[tokio::main]
async fn main() -> Result<()> {
  let resend = Resend::new("re_xxxxxxxxx");

  let _attempts = resend
    .webhooks
    .list_event_attempts(
      "4dd369bc-aa82-4ff3-97de-514ae3000ee0",
      "msg_1srOrx2ZWZBpBUvZwXKQmoEYga2",
      ListOptions::default(),
    )
    .await?;

  Ok(())
}

Java

import com.resend.Resend;
import com.resend.core.exception.ResendException;
import com.resend.services.webhooks.model.ListWebhookEventAttemptsResponseSuccess;

public class Main {
    public static void main(String[] args) throws ResendException {
        Resend resend = new Resend("re_xxxxxxxxx");

        ListWebhookEventAttemptsResponseSuccess attempts = resend.webhooks().listEventAttempts(
            "4dd369bc-aa82-4ff3-97de-514ae3000ee0",
            "msg_1srOrx2ZWZBpBUvZwXKQmoEYga2"
        );
    }
}

.NET

using Resend;

IResend resend = ResendClient.Create( "re_xxxxxxxxx" ); // Or from DI

var resp = await resend.WebhookEventAttemptListAsync(
    new Guid( "4dd369bc-aa82-4ff3-97de-514ae3000ee0" ),
    "msg_1srOrx2ZWZBpBUvZwXKQmoEYga2"
);

cURL

curl -X GET 'https://api.resend.com/webhooks/4dd369bc-aa82-4ff3-97de-514ae3000ee0/events/msg_1srOrx2ZWZBpBUvZwXKQmoEYga2/attempts' \
     -H 'Authorization: Bearer re_xxxxxxxxx'

Response

{
  "object": "list",
  "has_more": false,
  "data": [
    {
      "id": "atmpt_1srOrx2ZWZBpBUvZwXKQmoEYga2",
      "http_status_code": 200,
      "response": "{\"ok\":true}",
      "sent_at": "2026-08-22T15:33:12.000Z"
    },
    {
      "id": "atmpt_2ZbUCwvGmIT4mLIN6d3Yz0Ainbd",
      "http_status_code": 500,
      "response": "Internal Server Error",
      "sent_at": "2026-08-22T15:28:05.000Z"
    }
  ]
}

Path Parameters

Query Parameters

number

Number of attempts to return. Between 1 and 100. Defaults to 20.

string

The attempt ID to fetch the next page after.The before parameter is not supported for this endpoint.

Response Fields

string

Always list.

boolean

Whether more attempts exist beyond this page.

array

The delivery attempts for this event, most recent first.

Hide properties

string

The attempt ID.

number

The HTTP status code your endpoint returned for this attempt.

string

The response body your endpoint returned for this attempt.

string

When this attempt was sent.

Node.js

import { Resend } from 'resend';

const resend = new Resend('re_xxxxxxxxx');

const { data, error } = await resend.webhooks.events.attempts.list({
  eventId: 'msg_1srOrx2ZWZBpBUvZwXKQmoEYga2',
  webhookId: '4dd369bc-aa82-4ff3-97de-514ae3000ee0',
});

PHP

$resend = Resend::client('re_xxxxxxxxx');

$attempts = $resend->webhooks->events->attempts->list(
    '4dd369bc-aa82-4ff3-97de-514ae3000ee0',
    'msg_1srOrx2ZWZBpBUvZwXKQmoEYga2'
);

Python

import resend

resend.api_key = 're_xxxxxxxxx'

attempts = resend.Webhooks.list_event_attempts(
    webhook_id='4dd369bc-aa82-4ff3-97de-514ae3000ee0',
    event_id='msg_1srOrx2ZWZBpBUvZwXKQmoEYga2',
)

Ruby

require 'resend'

Resend.api_key = 're_xxxxxxxxx'

attempts = Resend::Webhooks.list_event_attempts(
  '4dd369bc-aa82-4ff3-97de-514ae3000ee0',
  'msg_1srOrx2ZWZBpBUvZwXKQmoEYga2'
)

package main

import "github.com/resend/resend-go/v4"

func main() {
	client := resend.NewClient("re_xxxxxxxxx")

	client.Webhooks.ListEventAttempts(
		"4dd369bc-aa82-4ff3-97de-514ae3000ee0",
		"msg_1srOrx2ZWZBpBUvZwXKQmoEYga2",
	)
}

Rust

use resend_rs::{list_opts::ListOptions, Resend, Result};

#[tokio::main]
async fn main() -> Result<()> {
  let resend = Resend::new("re_xxxxxxxxx");

  let _attempts = resend
    .webhooks
    .list_event_attempts(
      "4dd369bc-aa82-4ff3-97de-514ae3000ee0",
      "msg_1srOrx2ZWZBpBUvZwXKQmoEYga2",
      ListOptions::default(),
    )
    .await?;

  Ok(())
}

Java

import com.resend.Resend;
import com.resend.core.exception.ResendException;
import com.resend.services.webhooks.model.ListWebhookEventAttemptsResponseSuccess;

public class Main {
    public static void main(String[] args) throws ResendException {
        Resend resend = new Resend("re_xxxxxxxxx");

        ListWebhookEventAttemptsResponseSuccess attempts = resend.webhooks().listEventAttempts(
            "4dd369bc-aa82-4ff3-97de-514ae3000ee0",
            "msg_1srOrx2ZWZBpBUvZwXKQmoEYga2"
        );
    }
}

.NET

using Resend;

IResend resend = ResendClient.Create( "re_xxxxxxxxx" ); // Or from DI

var resp = await resend.WebhookEventAttemptListAsync(
    new Guid( "4dd369bc-aa82-4ff3-97de-514ae3000ee0" ),
    "msg_1srOrx2ZWZBpBUvZwXKQmoEYga2"
);

cURL

curl -X GET 'https://api.resend.com/webhooks/4dd369bc-aa82-4ff3-97de-514ae3000ee0/events/msg_1srOrx2ZWZBpBUvZwXKQmoEYga2/attempts' \
     -H 'Authorization: Bearer re_xxxxxxxxx'

JSON

{
  "object": "list",
  "has_more": false,
  "data": [
    {
      "id": "atmpt_1srOrx2ZWZBpBUvZwXKQmoEYga2",
      "http_status_code": 200,
      "response": "{\"ok\":true}",
      "sent_at": "2026-08-22T15:33:12.000Z"
    },
    {
      "id": "atmpt_2ZbUCwvGmIT4mLIN6d3Yz0Ainbd",
      "http_status_code": 500,
      "response": "Internal Server Error",
      "sent_at": "2026-08-22T15:28:05.000Z"
    }
  ]
}

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