Optional speaking_Optional temperatureControls randomness in the output. Recommended between 0.6 and 1.1. Default: 1.1.
Optional text_Controls text normalization. "ON" expands numbers, dates, abbreviations. "OFF" reads text as written. Default: "ON".
Controls how fast the voice speaks. 1.0 is normal speed, 0.5 is half, 1.5 is 1.5x. Default: 1.0.