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Search email open events

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Look something up

Search email open events

Use Postmark: its Postmark Messages API lets you search email open events in a single step (GET /messages/outbound/opens). capabilities.work can help you get signed up and connected.

  • Who opened my emails, and from which email clients?
  • Can I filter open events by country or by mobile versus desktop?
  • Which recipients opened messages carrying a specific tag?
Say it to your AI assistant
  • List opens across all messages tagged {tag}.
  • Show {count} email opens from {country} on platform {platform}.
  • Find open events by {recipient} using client {client_name}.
For your developer

GET /messages/outbound/opens in Postmark Messages API. Full spec on APIs.io.