Abstract: This paper describes the RACAI Text-to-Speech (TTS) entry for the Blizzard Challenge 2013. The development of RACAI TTS started during the Metanet4U project and system is currently part of the METASHARE platform. This paper describes the work carried out for preparing the RACAI entry during the Blizzard Challenge 2013 and provides a detailed description of our system and future development directions.