免费试用 SendGrid 需注意什么？API 集成全流程攻略

npm install @sendgrid/mail

const sgMail = require('@sendgrid/mail');
sgMail.setApiKey(process.env.SENDGRID_API_KEY);

from sendgrid import SendGridAPIClient
from sendgrid.helpers.mail import Mail

message = Mail(
    from_email='sender@example.com',
    to_emails='recipient@example.com',
    subject='Test Email',
    html_content='
Hello, this is a test email sent via SendGrid API.
'
)

try:
    sg = SendGridAPIClient(os.environ.get('SENDGRID_API_KEY'))
    response = sg.send(message)
    print(response.status_code)
except Exception as e:
    print(e.message)

v=spf1 include:sendgrid.net ~all

from flask import Flask, request

app = Flask(__name__)

@app.route('/webhook', methods=['POST'])
def webhook():
    data = request.get_json()
    for event in data:
        print(f"Event type: {event['event']}, Email: {event['email']}")
    return 'OK'