The Inbound Voice service allows voice calls from landlines and mobiles to be received by a telephone number and routed to a VoIP SIP endpoint of your choice. You can allocate to your account, and receive calls on, telephone numbers from supported countries.
The Speech-to-Text service allows an application to have a speech-to-text (STT) conversion performed on a long or short voice stream and for the speech to be transcribed as text.
Submit the audio file to be converted to text with an API call and then retrieve the resulting text with another API call.
Your application should use the POST method and include the audio file as Content-Type
The Text-to-Speech service allows an application to have a text-to-speech (TTS) conversion performed on a long or short text and for the resulting voice stream to be delivered via a number of different channels.
With the syncronous method, submit the text to be converted with an API call and the resulting speech audio (mp3) file will be returned in the response.
With the asyncronous method, submit the text to be converted with an API call and then retrieve the resulting speech audio file with another API call.