AgentsSWMLBuilder
Add a text-to-speech play verb using the say: URL prefix. This is a convenience
wrapper around play() that
constructs the say: URL automatically.
The text to speak.
Voice name for text-to-speech.
Language code (e.g., "en-US").
Gender for voice selection.
Volume adjustment level, from -40 to 40 dB.
Self — The builder instance for method chaining.