Documentation Index
Fetch the complete documentation index at: https://docs.paubox.com/llms.txt
Use this file to discover all available pages before exploring further.
Send your first HIPAA compliant email
Get started
Quickstart guide
Four steps to your first email
API conventions
Auth, formatting, and response codes
REST API
Send email via HTTP
SMTP API
Send email via SMTP
Quickstart by language
Node
Python
Ruby
PHP
Java
C#
Rails
Perl
Building an SDK or integration?
Start with our OpenAPI specs — point your generator, AI agent, or editor at them directly.Email API OpenAPI spec
Transactional email —
api.paubox.net/v1/{username}Marketing API OpenAPI spec
Campaigns, subscribers, analytics —
api.paubox.net/v1/orca/{username}Need help?
GitHub
SDK source and issues
Status
System uptime
Support
Contact the team