GOGoogle/ Gemini

Gemini 2.5 Flash TTS

google/gemini-2.5-flash-preview-tts

Speech generation model for controllable voice, narration, and audio delivery

Model information

Released

2025-09-30

Context window

33K

Max output

16K

Weights

Closed

Modalities

Input

Text

Output

Audio

Identity

Version: gemini-2.5-flash-tts
Knowledge cutoff: 2025-01
Aliases: Gemini 2.5 Flash TTS

Capabilities

Temperature

Providers

Provider	Provider model ID	Protocol	Context	Max output	Input	Output	Capabilities	Notes	Pricing	Streaming
Vertex	gemini-2.5-flash-tts	custom	33K	16K			-	-	input $0.5/M · output $10/M	Yes
Google	gemini-2.5-flash-tts	custom	33K	16K			-	-	-	Yes

FAQ