Speech Commands

How to use Speech Control Commands
Use the examples below as a part of the text to speech string. You can use an unlimited amount of commands with in a single text to speech string.

NeoSpeech & Cepstral Voices
This is not  a pause. This is a  phrase break. This is a  phrase break. This is a  sentence break. This is a  paragraph break. This is a  paragraph break. This is a  three second pause. This is a  4.5 second pause. This is a sentence break.

Amazon Polly Voices
This is a sentence break. This is a paragraph break.

Changing Voices
Example for changing between Cepstral voices. This is the default voice. This is David. This is the default again. Callie here.

Example for changing between Polly or Polly and Cepstral voices within the same call script. Hello thank you for calling CDYNE. Have a great day. ~\ChangeVoiceID(38)~ Hola, gracias por llamar a CDYNE. Que tengas un gran día.

Available Voices

getVoices API method - View available voices with API call.

NeoSpeech & Cepstral Voices
I am now speaking at half speed. I am now speaking at 2/3 speed. I am now speaking at normal speed. I am now speaking 33% faster. I am now speaking twice as fast I am now speaking at normal speed. I am now <prosody rate='.42'>speaking at 42% of normal speed. I am now <prosody rate='2.8'>speaking 2.8 times as fast I am now <prosody rate='-0.3'>speaking 30% more slowly. I am now <prosody rate='+0.3'>speaking 30% faster.

Amazon Polly Voices
I am now <prosody rate='x-slow'>speaking at half speed. I am now <prosody rate='slow'>speaking at 2/3 speed. I am now <prosody rate='medium'>speaking at normal speed. I am now <prosody rate='fast'>speaking 33% faster. I am now <prosody rate='x-fast'>speaking twice as fast

Cepstral Voices
<prosody pitch='x-low'>This is half-pitch <prosody pitch='low'>This is 3/4 pitch. <prosody pitch='medium'>This is normal pitch. <prosody pitch='high'>This is twice as high. <prosody pitch='x-high'>This is three times as high. <prosody pitch='default'>This is normal pitch. <prosody pitch='-50%'>This is 50% lower. <prosody pitch='+50%'>This is 50% higher. <prosody pitch='-6st'>This is six semitones lower. <prosody pitch='+6st'>This is six semitones higher. <prosody pitch='-25Hz'>This has a pitch mean 25 Hertz lower. <prosody pitch='+25Hz'>This has a pitch mean 25 Hertz higher. <prosody pitch='75Hz'>This has a pitch mean of 75 Hertz.

NeoSpeech Voices
<prosody pitch='x-low'>This is half-pitch <prosody pitch='low'>This is 3/4 pitch. <prosody pitch='medium'>This is normal pitch. <prosody pitch='high'>This is twice as high. <prosody pitch='x-high'>This is three times as high. <prosody pitch='default'>This is normal pitch.

Amazon Polly Voices
<prosody pitch='x-low'>This is half-pitch <prosody pitch='low'>This is 3/4 pitch. <prosody pitch='medium'>This is normal pitch. <prosody pitch='high'>This is twice as high. <prosody pitch='x-high'>This is three times as high. <prosody pitch='default'>This is normal pitch.

NeoSpeech & Cepstral Voices
<prosody volume='silent'>This is silent. <prosody volume='x-soft'>This is 25% as loud. <prosody volume='soft'>This is 50% as loud. <prosody volume='medium'>This is the default volume. <prosody volume='loud'>This is 50% louder. <prosody volume='x-loud'>This is 100% louder. <prosody volume='default'>This is the default volume. <prosody volume='-33%'>This is 33% softer. <prosody volume='+33%'>This is 33% louder. <prosody volume='33%'>This is 33% louder. <prosody volume='33'>This is 33% of normal volume.

Amazon Polly Voices
<prosody volume='silent'>This is silent. <prosody volume='x-soft'>This is 25% as loud. <prosody volume='soft'>This is 50% as loud. <prosody volume='medium'>This is the default volume. <prosody volume='loud'>This is 50% louder. <prosody volume='x-loud'>This is 100% louder. <prosody volume='default'>This is the default volume.

NeoSpeech & Cepstral Voices
This is <emphasis level='strong'>stronger than the rest. This is <emphasis level='moderate'>stronger than the rest. This is <emphasis level='none'>the same as than the rest.

Amazon Polly Voices
This is <emphasis level='strong'>stronger than the rest. This is <emphasis level='moderate'>stronger than the rest. This is <emphasis level='default'>the same as than the rest.

Cepstral Voices
You say <phoneme ph='t ah0 m ey1 t ow0'>tomato, I say <phoneme ph='t ah0 m aa1 t ow0'>tomato

NeoSpeech Voices
You say <phoneme alphabet='ipa' ph='&amp;#116;&amp;#111;&amp;#119;&amp;#109;&amp;#97;&amp;#121;&amp;#116;&amp;#111;&amp;#119;'> tomato, I say <phoneme alphabet='ipa' ph='&amp;#116;&amp;#111;&amp;#109;&amp;#97;&amp;#116;&amp;#111;'> tomato


 * Please note ASCII characters will need to be provided when using the tag with NeoSpeech voices.

Date
<say-as format="mdy" interpret-as="date">1/5/2009</say-as>

Digits
<say-as type="number:digits">[zipcode]</say-as>