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API & Webhooks

Connect the Coupontools platform with your apps or web projects. The Coupontools REST API allows you to query meta-data about your account, campaigns, distribution, validations, and usage data.

Send a coupon by email

Send a coupon by email.
You need to have an email marketing platform connected to be able to send out marketing emails. (Check out: integrations -> email marketing)
Base URL
# Parameter Input Description
1 client_id API client ID Can be found in your API documentation
2 client_secret API client secret Can be found in your API documentation
3 campaign The unique ID from the campaign Can be found in the list of all campaigns.
4 email Add the email address to this single use URL.
5 subject The subject from the email.
6 check_unique Check if this e-mail address already got this coupon before sending.
7 firstname Personalize email with a firstname. Please note that the email body text must contain [FIRSTNAME]
8 lastname Personalize email with a lastname. Please note that the email body text must contain [LASTNAME]
	$ch = curl_init();
	$url = "";
	$client_id = "XXX"; // Your API client ID (required)
	$client_secret = "YYY"; // Your API client secret (required)
	$data = [
		'campaign' => "cam_123456",
		'email' => ""
	curl_setopt($ch, CURLOPT_URL, "$url");
	curl_setopt($ch, CURLOPT_POST, true);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_VERBOSE, true);
	curl_setopt($ch, CURLOPT_HTTPHEADER, [
		"X-Client-Id: $client_id",
		"X-Client-Secret: $client_secret",
		"Content-Type: application/json",
	curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
	$response = curl_exec($ch);
Example response
			"status": {
				"status": "OK"
			"campaign": "cam_123456",
			"subject": "Subject here",
			"receiver": "",
			"single_use_code": "0ist0ywa4t9z7rj0g8mf7",
			"single_use_url": "",
			"action": "email_sent"
Possible errors
  • 104: No Email integration has been setup in your Coupontools account. Go to 'integrations' and 'Email marketing' to setup an Email provider.
  • 200: Missing parameter: campaign
  • 301: Invalid character in parameter: campaign.
  • 305: Email address is not valid
  • 502: Campaign ID not found.
  • 604: Email not sent to 'foo@bar.baz'. Reason: foo

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