Text to Speech and Speech to Text services with IBM Bluemix

Subscribe to IBM Bluemix and login to its web interface

http://www.ibm.com/cloud-computing/bluemix/

Log in and create your space.

From the catalog, select the Speech to Text and Text to Speech and create the service.

Credentials are automatically created and ready to be used.

Insert the credentials in the relative section in MiRTA PBX. You can find the Voice Synthesizer section in both Admin/Settings and Configuration/Settings

Be sure to not mix username and password when entering credentials in MiRTA PBX

UPDATE

IBM changed their API authentication, so only the API KEY is provided. You need to enter "apikey" as username and the key provided as password