Webflow + Transactional

// Webflow Form Webhook Handler
import Transactional from "@transactional/sdk";

const client = new Transactional({ apiKey: "txl_your_api_key" });

app.post("/webhooks/webflow/form", async (req, res) => {
  const { name, email, message } = req.body.data;

  // Send notification to your team
  await client.email.send({
    from: "forms@yoursite.com",
    to: "team@yoursite.com",
    subject: `New form submission from ${name}`,
    tag: "webflow-form-notification",
    templateId: "tmpl_form_notification",
    templateData: { name, email, message },
  });

  // Send auto-responder to the submitter
  await client.email.send({
    from: "hello@yoursite.com",
    to: email,
    subject: "Thanks for reaching out!",
    tag: "webflow-form-autoresponder",
    templateId: "tmpl_form_autoresponder",
    templateData: { name },
  });

  res.status(200).send("OK");
});