/
PO
poststack
Search skmtc…
⌘K
Docs
Sign in
Docs
History
Schema
Generate
Filter operations
API keys
5
Broadcasts
15
Contact properties
5
Contacts
11
Domains
19
Email validations
2
Emails
13
get
/emails
List emails
post
/emails
Send an email
post
/emails/send
Send an email (alias)
post
/emails/batch
Send up to 100 emails
get
/emails/{id}
Get an email
patch
/emails/{id}
Reschedule a scheduled email
post
/emails/{id}/cancel
Cancel a scheduled email
get
/emails/{id}/events
List an email’s events
get
/emails/{id}/attachments/{index}
Download an attachment of a sent email
get
/emails/{id}/conversation
Get the conversation an email belongs to
get
/emails/{id}/insights
Get deliverability warnings for an email
post
/emails/preview
Render and spam-check without sending
post
/emails/spam-preview
Spam-score a draft
Inbound emails
8
Mailboxes
11
Notification channels
8
Regions
1
Segments
10
Signup forms
6
Subscription topics
9
Suppressions
6
Templates
11
Webhooks
10
Workflows
12
Emails
Copy
Copy Markdown
Copy Markdown
Copying…
Copied
Copy failed
Changes to Download an attachment of a sent email
get
/emails/{id}/attachments/{index}
Oct 6, 2026
542ca913158c
Revision changes
info
endpoint added