MailWeaver Postbox Mock
SendEmail endpoint:
POST /v2/email/outbound-emails
Status
Presets
Manual failure
Queue & patterns
Mailbox
Events
API
All
Manual SendEmail failure
HTTP response
HTTP status (0 = success)
Error type
Fail after N requests
Fail once
Provider response message
Only recipient address
Only recipient domain
Only sender
Email/subject regex
Save failure scenario
Log
1
2026-10-12T09:55:15.555Z
-
start
: Postbox mock listening on http://0.0.0.0:3000; SendEmail /v2/email/outbound-emails