GEMINI 3.1 FLASH TTS: THE NEXT GENERATION OF EXPRESSIVE AI SPEECH

Summary from the TLDR AI newsletter

Google's Gemini 3.1 Flash TTS enhances text-to-speech with improved expressivity and controllability, featuring a notable Elo score of 1,211 on the Artificial Analysis TTS leaderboard. The model supports over 70 languages and introduces audio tags for granular control of vocal style, allowing easy manipulation via natural language commands. All generated audio is watermarked with SynthID to ensure authentic content, preventing misinformation.