Postmark
Transactional email delivery service with high deliverability, templates, message streams, suppression lists, and detailed analytics.
Three ways to use Postmark
Chat with Geni
Ask Geni to pull data, take actions, or answer questions using this integration in a conversation.
Build a workflow
Create automated workflows that trigger on events, run on a schedule, or chain multiple tools together.
Power an app
Use this integration as a data source or action layer behind a dashboard, form, or internal tool.
Supported tools
Actions your AI agents can perform with Postmark.
Activate Bounce
Reactivate a previously hard-bounced address so emails can be sent to it again.
Archive Message Stream
Soft-delete a message stream; permanent deletion happens 45 days later.
Check Spam Score
Run a raw email source through SpamAssassin to get a spam score and report (separate service, no auth).
Create Inbound Rule
Create an inbound rule to block emails from a specific sender address or domain.
Create Message Stream
Create a new Transactional or Broadcasts message stream.
Create Suppressions
Add up to 50 email addresses to a stream's suppression list (ManualSuppression).
Get started automating Postmark
Ready-to-use workflows
Prompts using Postmark
Daily email deliverability digest in Slack
Catch sender reputation problems before they snowball. Every weekday at 9am, post a green, yellow, or red status check on yesterday's email performance.
Log Postmark bounces to HubSpot and alert deal owners in Slack
When an email hard-bounces or gets flagged as spam, the bounce gets logged on the matching HubSpot contact, a 3-day task lands with the deal owner, and your CRM hygiene channel gets a one-line ping.
Turn support emails into triaged Linear tickets
When a customer emails support, file a categorized Linear ticket, ping your support Slack channel, and reply with a reference number, all automatically.
Turn Typeform leads into HubSpot contacts with a Postmark follow-up
Every new form response becomes a HubSpot contact or note, plus a personalized Postmark email that references their actual answers.
Recover failed Stripe payments with Postmark dunning emails
When a Stripe invoice payment fails, send a friendly Postmark recovery email with a one-click pay link, then alert your revenue team in Slack so nothing slips.
