At a Glance · AI-generated

Google released Gemini 3.8 Flash TTS and Flash-Lite TTS on September 23, two new text-to-speech models featuring prompt-based voice design capabilities. The models topped industry benchmarks and became available through the Gemini 3.8 TTS Playground for testing. The release represents an advancement in speech generation technology, with coverage emphasizing refinements to voice AI capabilities across both the full Flash and lightweight Flash-Lite versions.