Documentation Coming Soon - Comprehensive PHP SDK documentation is being prepared. In the meantime, use the API Reference and code examples throughout the guides.
Quick Start
Installation
Basic Usage
Resources
The PHP SDK provides access to all API resources:$ip->prints- Print jobs$ip->backgrounds- Letterheads and templates$ip->mailingLists- Recipient lists$ip->mailingListRecipients- Individual recipients
Guides & Examples
While the complete SDK reference is being prepared, explore these guides with PHP examples:Send Your First Letter
Complete quickstart with PHP examples
Bulk Mailing
Send to thousands with mailing lists
PDF Documents
Upload and send PDFs
Error Handling
Handle API errors gracefully

