How long are Inbound and Outbound messages stored in activity?

Postmark stores email content, events (e.g. delivery, click, open), and metadata for all messages for 45 days. After 45 days, Postmark deletes email content and related metadata for all delivered messages. Postmark stores aggregated statistics forever. This includes bounce and spam complaints. For historical Bounce and Spam Complaints, they can be found under the Suppressions section of your
Postmark stores blocked inbound messages for 45 days.
To store messages for longer than 45 days, use Postmark's Messages API to store messages in JSON format in your own database. Postmark's API Explorer is available to test making the API calls.
Last updated March 31st, 2020

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