Event Types

`email.sent`

Occurs whenever the API request was successful. Resend will attempt to deliver the message to the recipient’s mail server.

Sample Request Body

{
  "type": "email.sent",
  "created_at": "2024-02-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-02-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "subject": "Sending this example",
    "tags": {
      "category": "confirm_email"
    }
  }
}

`email.delivered`

Occurs whenever Resend successfully delivered the email to the recipient’s mail server.

Sample Request Body

{
  "type": "email.delivered",
  "created_at": "2024-02-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-02-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "subject": "Sending this example",
    "tags": {
      "category": "confirm_email"
    }
  }
}

`email.delivery_delayed`

Occurs whenever the email couldn’t be delivered due to a temporary issue. Delivery delays can occur, for example, when the recipient’s inbox is full, or when the receiving email server experiences a transient issue.

Sample Request Body

{
  "type": "email.delivery_delayed",
  "created_at": "2024-02-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-02-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "subject": "Sending this example",
    "tags": {
      "category": "confirm_email"
    }
  }
}

`email.complained`

Occurs whenever the email was successfully delivered, but the recipient marked it as spam.

Sample Request Body

{
  "type": "email.complained",
  "created_at": "2024-02-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-02-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "subject": "Sending this example",
    "tags": {
      "category": "confirm_email"
    }
  }
}

`email.bounced`

Occurs whenever the recipient’s mail server permanently rejected the email.

Sample Request Body

{
  "type": "email.bounced",
  "created_at": "2024-11-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-11-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "subject": "Sending this example",
    "bounce": {
      "message": "The recipient's email address is on the suppression list because it has a recent history of producing hard bounces.",
      "subType": "Suppressed",
      "type": "Permanent"
    },
    "tags": {
      "category": "confirm_email"
    }
  }
}

`email.opened`

Occurs whenever the recipient opened the email.

Sample Request Body

{
  "type": "email.opened",
  "created_at": "2024-02-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-02-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "subject": "Sending this example",
    "tags": {
      "category": "confirm_email"
    }
  }
}

`email.clicked`

Occurs whenever the recipient clicks on an email link.

Sample Request Body

{
  "type": "email.clicked",
  "created_at": "2024-11-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-11-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "click": {
      "ipAddress": "122.115.53.11",
      "link": "https://resend.com",
      "timestamp": "2024-11-24T05:00:57.163Z",
      "userAgent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.1 Safari/605.1.15"
    },
    "subject": "Sending this example",
    "tags": {
      "category": "confirm_email"
    }
  }
}

`email.failed`

Occurs whenever the email failed to send due to an error. This event is triggered when there are issues such as invalid recipients, API key problems, domain verification issues, quota limits, or other sending failures.

Sample Request Body

{
  "type": "email.failed",
  "created_at": "2024-11-22T23:41:12.126Z",
  "data": {
    "broadcast_id": "8b146471-e88e-4322-86af-016cd36fd216",
    "created_at": "2024-11-22T23:41:11.894719+00:00",
    "email_id": "56761188-7520-42d8-8898-ff6fc54ce618",
    "from": "Acme <onboarding@resend.dev>",
    "to": ["delivered@resend.dev"],
    "subject": "Sending this example",
    "failed": {
      "reason": "reached_daily_quota"
    },
    "tags": {
      "category": "confirm_email"
    }
  }
}

`contact.created`

Occurs whenever a contact was successfully created. Note: When importing multiple contacts using CSV, these events won’t be triggered. Contact support if you have any questions.

Sample Request Body

{
  "type": "contact.created",
  "created_at": "2024-11-17T19:32:22.980Z",
  "data": {
    "id": "e169aa45-1ecf-4183-9955-b1499d5701d3",
    "audience_id": "78261eea-8f8b-4381-83c6-79fa7120f1cf",
    "created_at": "2024-11-17T19:32:22.980Z",
    "updated_at": "2024-11-17T19:32:22.980Z",
    "email": "steve.wozniak@gmail.com",
    "first_name": "Steve",
    "last_name": "Wozniak",
    "unsubscribed": false
  }
}

`contact.updated`

Occurs whenever a contact was successfully updated.

Sample Request Body

{
  "type": "contact.updated",
  "created_at": "2024-10-11T23:47:56.678Z",
  "data": {
    "id": "e169aa45-1ecf-4183-9955-b1499d5701d3",
    "audience_id": "78261eea-8f8b-4381-83c6-79fa7120f1cf",
    "created_at": "2024-10-10T15:11:94.110Z",
    "updated_at": "2024-10-11T23:47:56.678Z",
    "email": "steve.wozniak@gmail.com",
    "first_name": "Steve",
    "last_name": "Wozniak",
    "unsubscribed": false
  }
}

`contact.deleted`

Occurs whenever a contact was successfully deleted.

Sample Request Body

{
  "type": "contact.deleted",
  "created_at": "2024-11-17T19:32:22.980Z",
  "data": {
    "id": "e169aa45-1ecf-4183-9955-b1499d5701d3",
    "audience_id": "78261eea-8f8b-4381-83c6-79fa7120f1cf",
    "created_at": "2024-11-10T15:11:94.110Z",
    "updated_at": "2024-11-17T19:32:22.980Z",
    "email": "steve.wozniak@gmail.com",
    "first_name": "Steve",
    "last_name": "Wozniak",
    "unsubscribed": false
  }
}

`domain.created`

Occurs when a domain was successfully created.

Sample Request Body

{
  "type": "domain.created",
  "created_at": "2024-11-17T19:32:22.980Z",
  "data": {
    "id": "d91cd9bd-1176-453e-8fc1-35364d380206",
    "name": "example.com",
    "status": "not_started",
    "created_at": "2024-04-26T20:21:26.347412+00:00",
    "region": "us-east-1",
    "records": [
      {
        "record": "SPF",
        "name": "send",
        "type": "MX",
        "ttl": "Auto",
        "status": "not_started",
        "value": "feedback-smtp.us-east-1.amazonses.com",
        "priority": 10
      },
      {
        "record": "SPF",
        "name": "send",
        "value": "\"v=spf1 include:amazonses.com ~all\"",
        "type": "TXT",
        "ttl": "Auto",
        "status": "not_started"
      },
      {
        "record": "DKIM",
        "name": "resend._domainkey",
        "value": "p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDsc4Lh8xilsngyKEgN2S84+21gn+x6SEXtjWvPiAAmnmggr5FWG42WnqczpzQ/mNblqHz4CDwUum6LtY6SdoOlDmrhvp5khA3cd661W9FlK3yp7+jVACQElS7d9O6jv8VsBbVg4COess3gyLE5RyxqF1vYsrEXqyM8TBz1n5AGkQIDAQA2",
        "type": "TXT",
        "status": "not_started",
        "ttl": "Auto"
      }
    ]
  }
}

`domain.updated`

Occurs when a domain was successfully updated.

Sample Request Body

{
  "type": "domain.updated",
  "created_at": "2024-11-17T19:32:22.980Z",
  "data": {
    "id": "d91cd9bd-1176-453e-8fc1-35364d380206",
    "name": "example.com",
    "status": "not_started",
    "created_at": "2024-04-26T20:21:26.347412+00:00",
    "region": "us-east-1",
    "records": [
      {
        "record": "SPF",
        "name": "send",
        "type": "MX",
        "ttl": "Auto",
        "status": "not_started",
        "value": "feedback-smtp.us-east-1.amazonses.com",
        "priority": 10
      },
      {
        "record": "SPF",
        "name": "send",
        "value": "\"v=spf1 include:amazonses.com ~all\"",
        "type": "TXT",
        "ttl": "Auto",
        "status": "not_started"
      },
      {
        "record": "DKIM",
        "name": "resend._domainkey",
        "value": "p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDsc4Lh8xilsngyKEgN2S84+21gn+x6SEXtjWvPiAAmnmggr5FWG42WnqczpzQ/mNblqHz4CDwUum6LtY6SdoOlDmrhvp5khA3cd661W9FlK3yp7+jVACQElS7d9O6jv8VsBbVg4COess3gyLE5RyxqF1vYsrEXqyM8TBz1n5AGkQIDAQA2",
        "type": "TXT",
        "status": "not_started",
        "ttl": "Auto"
      }
    ]
  }
}

`domain.deleted`

Occurs when a domain was successfully deleted.

Sample Request Body

{
  "type": "domain.deleted",
  "created_at": "2024-11-17T19:32:22.980Z",
  "data": {
    "id": "d91cd9bd-1176-453e-8fc1-35364d380206",
    "name": "example.com",
    "status": "not_started",
    "created_at": "2024-04-26T20:21:26.347412+00:00",
    "region": "us-east-1",
    "records": [
      {
        "record": "SPF",
        "name": "send",
        "type": "MX",
        "ttl": "Auto",
        "status": "not_started",
        "value": "feedback-smtp.us-east-1.amazonses.com",
        "priority": 10
      },
      {
        "record": "SPF",
        "name": "send",
        "value": "\"v=spf1 include:amazonses.com ~all\"",
        "type": "TXT",
        "ttl": "Auto",
        "status": "not_started"
      },
      {
        "record": "DKIM",
        "name": "resend._domainkey",
        "value": "p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDsc4Lh8xilsngyKEgN2S84+21gn+x6SEXtjWvPiAAmnmggr5FWG42WnqczpzQ/mNblqHz4CDwUum6LtY6SdoOlDmrhvp5khA3cd661W9FlK3yp7+jVACQElS7d9O6jv8VsBbVg4COess3gyLE5RyxqF1vYsrEXqyM8TBz1n5AGkQIDAQA2",
        "type": "TXT",
        "status": "not_started",
        "ttl": "Auto"
      }
    ]
  }
}

Documentation

Quickstart

Learn

Resources

`email.sent`

`email.delivered`

`email.delivery_delayed`

`email.complained`

`email.bounced`

`email.opened`

`email.clicked`

`email.failed`

`contact.created`

`contact.updated`

`contact.deleted`

`domain.created`

`domain.updated`

`domain.deleted`

Documentation

Quickstart

Learn

Resources

​email.sent

​email.delivered

​email.delivery_delayed

​email.complained

​email.bounced

​email.opened

​email.clicked

​email.failed

​contact.created

​contact.updated

​contact.deleted

​domain.created

​domain.updated

​domain.deleted

`email.sent`

`email.delivered`

`email.delivery_delayed`

`email.complained`

`email.bounced`

`email.opened`

`email.clicked`

`email.failed`

`contact.created`

`contact.updated`

`contact.deleted`

`domain.created`

`domain.updated`

`domain.deleted`