General

Introduction
Character encoding
FAQ
Versioning of API calls

Message submission

send_sms (submit a single message to multiple recipients)
send_batch (submit multiple messages to multiple recipients)
quote_sms

Message reception

Messages pushed to you via HTTP
get_inbox (Inbox download)

Status reports

Reports pushed to you via HTTP
get_report (query message status)

Phonebook

public_add_member
public_remove_member

User Account

get_credits

3rd-party APIs

Encapsulation of EAPI HTTP calls in native code, in various languages. Please note that we cannot guarantee the quality of any software written by third parties, nor do we claim to have tested such software at all - we simply provide links here automatically when we come to know of such software.

Perl

• Net::SMS::BulkSMS
• sendbulksms
• Net::SMS::2Way

Other

• php-bulksms - PHP API.
• py-bulksms - Python API.

Code samples

Perl code sample.
PHP code sample.
C# code sample.
Java code sample, or version for sending Unicode messages.
Python code sample.