name = "Gemini 2.5 Flash TTS" description = "Speech generation model for controllable voice, narration, and audio delivery" family = "gemini-flash" release_date = "2025-09-30" last_updated = "2025-12-10" attachment = false reasoning = false temperature = true tool_call = false knowledge = "2025-01" open_weights = false [limit] context = 32_768 output = 16_384 [modalities] input = ["text"] output = ["audio"]