OpenAI Text-To-Speech service for the Freeswitch.
<extension name="tts-test">
<condition field="destination_number" expression="^(3333)$">
<action application="answer"/>
<action application="speak" data="openai|en|Hello world!"/>
<action application="sleep" data="1000"/>
<action application="hangup"/>
</condition>
</extension>session.ttsEngine= 'openai';
session.language = 'en';
session.speak('Hello world!');