APIs and webhooks allow developers to integrate email functionality into their applications. APIs provide programmatic access to SendGrid's email delivery, analytics and other services via HTTP requests. Webhooks notify applications of email events through HTTP POST requests containing event data. Common events include spam reports, unsubscribes, bounces, opens and clicks. The document discusses several SendGrid APIs for SMTP, sub-users, marketing and resellers and provides an example of webhook event data containing timestamp, event type, email address and custom parameters. It notes how businesses and developers have built applications that leverage SendGrid's APIs and webhooks.
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1. APIs and Webhooks to control
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Kunal Batra
Developer Evangelist