Email marketing and automation are key to online business success, and Brevo (formerly Sendinblue) is a powerful all-in-one marketing automation platform offering email campaigns, SMS marketing, CRM, and transactional emails.

For WordPress users, integrating Brevo via API can significantly enhance lead capture, email automation, eCommerce email workflows, and CRM synchronization. That’s where WordPress Brevo API integration plugins development comes in!

This guide covers:
✔️ The importance of Brevo API integration for WordPress
✔️ The types of WordPress Brevo API integration plugins
✔️ A step-by-step guide for developing a custom plugin
✔️ Frequently Asked Questions (FAQs)

Let’s get started! 🚀

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Why Develop a WordPress Brevo API Integration Plugin?

1. Automate Email List Growth

With a Brevo API integration plugin, website owners can automatically add new subscribers to Brevo lists from WordPress forms, WooCommerce checkouts, or membership signups.

2. Sync WordPress Forms with Brevo

Integrating Brevo API with WordPress allows seamless synchronization of contact data from:
✔️ WPForms, Gravity Forms, Contact Form 7, Elementor Forms, and Ninja Forms
✔️ Automatically segment subscribers into tags and lists for targeted campaigns

3. Enhance WooCommerce Email Automation

For WooCommerce stores, a Brevo integration plugin can:
✔️ Send cart abandonment emails
✔️ Automate order confirmation & shipping updates
✔️ Trigger personalized product recommendation emails

4. CRM & Contact Management Synchronization

A Brevo API integration plugin can sync WordPress users with Brevo CRM, enabling businesses to:
✔️ Track customer interactions and engagement
✔️ Automate follow-ups & nurture sequences

5. Automate Membership & Subscription Emails

For membership websites, a Brevo integration plugin can:
✔️ Add new members to Brevo lists & sequences
✔️ Trigger welcome emails, renewal reminders, and upsells

6. Improve Reporting & Analytics

Brevo’s API provides real-time data on email campaigns, including:
✔️ Open rates, click-through rates, subscriber growth
✔️ Performance tracking for automation workflows

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Types of WordPress Brevo API Integration Plugins

1. Email Subscription & Lead Capture Plugins

• Syncs Brevo with WordPress forms
• Supports double opt-in & GDPR compliance
• Enables list segmentation & lead tagging

2. WooCommerce Email Marketing Plugins

• Automates abandoned cart recovery emails
• Sends personalized product recommendation emails
• Tracks customer purchases & syncs order data with Brevo CRM

3. Membership & User Registration Plugins

• Syncs new user registrations with Brevo
• Triggers automated welcome sequences
• Monitors member activity for targeted engagement

4. AI-Powered Behavioral Email Automation Plugins

• Uses AI to track user behavior (e.g., page visits, cart actions)
• Sends automated follow-up emails based on user actions
• Optimizes email send times & subject lines

5. CRM & Contact Management Plugins

• Syncs WordPress user roles & WooCommerce customers with Brevo CRM
• Tracks customer interactions & lead scores
• Automates customer segmentation & engagement campaigns

6. Email Campaign Performance & Analytics Plugins

• Displays Brevo email campaign reports inside WordPress
• Tracks email open rates, conversions & engagement
• Provides data-driven insights for better marketing decisions

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WordPress Brevo API Integration Plugin Development Process

Step 1: Get Brevo API Credentials

1. Log in to Brevo Dashboard → Go to SMTP & API
2. Generate a new API Key
3. Store the API Key securely for development

Step 2: Set Up the Plugin Structure

Inside wp-content/plugins/, create a new folder:
📂 wp-brevo-integration

• wp-brevo-integration.php (Main plugin file)
• includes/ (Helper functions)
• assets/ (JS, CSS)

Step 3: Develop the Plugin

1. Initialize the Plugin

/*
Plugin Name: WP Brevo Integration
Description: Custom plugin to integrate WordPress with Brevo (formerly Sendinblue) API.
Version: 1.0
Author: Your Name
*/

2. Connect to Brevo API

define('BREVO_API_URL', 'https://api.brevo.com/v3/');
define('BREVO_API_KEY', 'your-api-key-here');

function brevo_connect($endpoint, $method = 'GET', $body = []) {
    $args = [
        'method'  => $method,
        'headers' => [
            'api-key' => BREVO_API_KEY,
            'Content-Type' => 'application/json',
        ],
    ];
    if ($method !== 'GET') {
        $args['body'] = json_encode($body);
    }
    return wp_remote_request(BREVO_API_URL . $endpoint, $args);
}

3. Add Subscribers to Brevo Lists

function add_subscriber_to_brevo($email, $list_id) {
    $data = [
        'email' => $email,
        'listIds' => [$list_id],
    ];
    return brevo_connect('contacts', 'POST', $data);
}

4. Display a Subscription Form

function brevo_subscription_form() {
    return '<form method="POST">
        <input type="email" name="email" placeholder="Enter your email" required>
        <button type="submit">Subscribe</button>
    </form>';
}
add_shortcode('brevo_form', 'brevo_subscription_form');

Step 4: Test & Debug

• Enable WP_DEBUG in wp-config.php to log API errors
• Use Postman to test API requests

Step 5: Deploy & Maintain

• Keep the plugin updated with Brevo API changes
• Ensure WordPress compatibility with future updates

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Frequently Asked Questions (FAQs)

1. What is a WordPress Brevo API integration plugin?

A WordPress Brevo API integration plugin connects WordPress with Brevo, automating email marketing, lead capture, and campaign management.

2. How does Brevo integration benefit WooCommerce?

It enables automated cart abandonment emails, order confirmations, and personalized product recommendations to boost sales.

3. Can I use a Brevo plugin for membership sites?

Yes! It syncs WordPress user roles with Brevo lists, automating welcome emails and renewal reminders.

4. Is Brevo API integration GDPR-compliant?

Yes, as long as it includes opt-in checkboxes, consent management, and unsubscribe options.

5. How much does it cost to develop a custom Brevo integration plugin?

• Basic plugin: $1,000–$3,000
• Advanced plugin with WooCommerce support: $5,000+

6. Can Brevo API plugins track user behavior?

Yes, they can track email engagement, page visits, and WooCommerce purchases for targeted email automation.

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Conclusion

Developing a WordPress Brevo API integration plugin enhances email automation, lead management, and CRM synchronization. Whether for WooCommerce, membership sites, or marketing automation, a custom integration streamlines workflows and improves conversions.

Ready to build your custom Brevo integration plugin? Start now and take your email marketing to the next level! 🚀