E-Mail senden

Senden Sie einzelne transaktionale E-Mails ueber den /v3/smtp/email-Endpunkt.

Endpunkt

POST /v3/smtp/email

Anfrage-Body

Einfache E-Mail

{
  "sender": {
    "name": "Your App",
    "email": "[email protected]"
  },
  "to": [
    {
      "email": "[email protected]",
      "name": "John Doe"
    }
  ],
  "subject": "Welcome to our service!",
  "htmlContent": "<html><body><h1>Welcome!</h1><p>Thank you for signing up.</p></body></html>"
}

Erweiterte E-Mail

{
  "sender": {
    "name": "Your App",
    "email": "[email protected]"
  },
  "to": [
    {
      "email": "[email protected]",
      "name": "John Doe"
    }
  ],
  "cc": [
    {
      "email": "[email protected]",
      "name": "CC User"
    }
  ],
  "bcc": [
    {
      "email": "[email protected]"
    }
  ],
  "subject": "Order Confirmation #{{order_id}}",
  "htmlContent": "<html><body><h1>Order Confirmed</h1><p>Your order {{order_id}} has been confirmed.</p></body></html>",
  "textContent": "Your order {{order_id}} has been confirmed.",
  "params": {
    "order_id": "12345"
  },
  "tags": ["transactional", "order-confirmation"],
  "headers": {
    "X-Custom-Header": "custom-value"
  }
}

Code-Beispiele

JavaScript/Node.js

const brevo = require('@brevo/api');

const apiInstance = new brevo.TransactionalEmailsApi();
apiInstance.setApiKey(brevo.TransactionalEmailsApiApiKeys.apiKey, process.env.BREVO_API_KEY);

const sendEmail = async () => {
  const sendSmtpEmail = new brevo.SendSmtpEmail();

  sendSmtpEmail.subject = "Welcome to our service!";
  sendSmtpEmail.htmlContent = "<html><body><h1>Welcome!</h1></body></html>";
  sendSmtpEmail.sender = { name: "Your App", email: "[email protected]" };
  sendSmtpEmail.to = [{ email: "[email protected]", name: "John Doe" }];

  try {
    const result = await apiInstance.sendTransacEmail(sendSmtpEmail);
    console.log('Email sent:', result);
    return result;
  } catch (error) {
    console.error('Error sending email:', error);
    throw error;
  }
};

Python

import sib_api_v3_sdk
from sib_api_v3_sdk.rest import ApiException

configuration = sib_api_v3_sdk.Configuration()
configuration.api_key['api-key'] = 'YOUR_API_KEY'

api_instance = sib_api_v3_sdk.TransactionalEmailsApi(sib_api_v3_sdk.ApiClient(configuration))

send_smtp_email = sib_api_v3_sdk.SendSmtpEmail(
    to=[{"email": "[email protected]", "name": "John Doe"}],
    sender={"name": "Your App", "email": "[email protected]"},
    subject="Welcome to our service!",
    html_content="<html><body><h1>Welcome!</h1></body></html>"
)

try:
    api_response = api_instance.send_transac_email(send_smtp_email)
    print(api_response)
except ApiException as e:
    print("Exception when calling TransactionalEmailsApi->send_transac_email: %s\n" % e)

cURL

curl -X POST "https://api.brevo.com/v3/smtp/email" \
  -H "Accept: application/json" \
  -H "Content-Type: application/json" \
  -H "api-key: YOUR_API_KEY" \
  -d '{
    "sender": {
      "name": "Your App",
      "email": "[email protected]"
    },
    "to": [
      {
        "email": "[email protected]",
        "name": "John Doe"
      }
    ],
    "subject": "Welcome to our service!",
    "htmlContent": "<html><body><h1>Welcome!</h1></body></html>"
  }'

Antwort

Erfolgreiche Antwort (201 Created)

{
  "messageId": "<[email protected]>"
}

Fehlerantworten

Ungueltiger API-Schluessel (401)

{
  "code": "unauthorized",
  "message": "Invalid API key provided"
}

Ungueltiges E-Mail-Format (400)

{
  "code": "invalid_parameter",
  "message": "Invalid email format in 'to' field"
}

Ratenlimit ueberschritten (429)

{
  "code": "too_many_requests",
  "message": "Rate limit exceeded"
}

Parameter

Erforderliche Parameter

Parameter	Typ	Beschreibung
`sender`	object	Absenderinformationen
`to`	array	Array von Empfaengerobjekten
`subject`	string	E-Mail-Betreffzeile

Optionale Parameter

Parameter	Typ	Beschreibung
`htmlContent`	string	HTML-Inhalt der E-Mail
`textContent`	string	Textinhalt der E-Mail
`cc`	array	CC-Empfaenger
`bcc`	array	BCC-Empfaenger
`replyTo`	object	Antwortadresse
`attachments`	array	Dateianhange
`params`	object	Vorlagenparameter
`tags`	array	E-Mail-Tags zur Nachverfolgung
`headers`	object	Benutzerdefinierte Header

Vorlagenvariablen

Verwenden Sie Vorlagenvariablen in Ihrem Betreff und Inhalt:

{
  "subject": "Welcome {{firstName}}!",
  "htmlContent": "<h1>Hello {{firstName}} {{lastName}}</h1>",
  "params": {
    "firstName": "John",
    "lastName": "Doe"
  }
}

Anhaenge

Dateianhange einfuegen:

{
  "attachments": [
    {
      "content": "base64_encoded_content",
      "name": "invoice.pdf"
    },
    {
      "url": "https://example.com/document.pdf",
      "name": "document.pdf"
    }
  ]
}

Best Practices

Immer sowohl HTML- als auch Textinhalt einschliessen fuer bessere Zustellbarkeit
Vorlagenvariablen verwenden anstatt Inhalte zu verketten
Korrekte Absenderinformationen angeben um Spamfilter zu vermeiden
Tags hinzufuegen fuer Nachverfolgung und Analysen
E-Mail-Adressen validieren vor dem Versand
Fehler korrekt behandeln mit Wiederholungslogik

Ratenbegrenzungen

Kostenlose Konten: 300 E-Mails/Tag
Bezahlte Konten: Abhaengig von Ihrem Tarif
Burst-Limit: 100 E-Mails/Minute

Tracking

Ueber diesen Endpunkt gesendete E-Mails werden automatisch verfolgt fuer:

Zustellungsstatus
Oeffnungsraten
Klickverfolgung
Bounce-Verarbeitung

Detaillierte Analysen finden Sie in Ihrem Brevo Dashboard unter Statistiken -> Transaktional.