📬Webinar: Introducing Broadcast Message Streams Learn all about Postmark's new Broadcast Message Streams and the types of bulk messages that are a good fit for sending!
x

Custom metadata for your emails

You can now add custom metadata to your emails, and we'll pass that same data back to your system through our webhooks.

Show details

For more details on how to implement and use this feature, check out the announcement blog post, help documentation as well as our updated developer documentation.

Sign up to receive new updates by email