Best Transactional Email API for PHP in 2026

The best transactional email APIs for PHP developers are Mailtrap, SendGrid, Mailgun, and Amazon SES. Each platform is evaluated using the same criteria: SDK quality, setup complexity, framework compatibility, deliverability behavior for transactional email, infrastructure design, pricing, and customer support. Best transactional email API for PHP: quick overview Email API Best for PHP frameworks / […]