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Gemini 2.5 Flash Lite Preview TTS

Speech
google/gemini-2.5-flash-lite-preview-tts
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Available Providers
Vertex
Supported Protocols
openai

Providers

Vertex
Input Tokens
$0.5/M
Output Tokens
$10/M
Output Audio
$10/M
Protocols
openai/v1/audio/speech

Code Examples

from openai import OpenAI


client = OpenAI(base_url="https://api.ofox.ai/v1", api_key="YOUR_OFOX_API_KEY")
response = client.audio.speech.create(
    model="google/gemini-2.5-flash-lite-preview-tts",
    voice="Kore",
    input="Hello from OFOX.",
    response_format="wav",
    speed=1.1,
    extra_body={"language_code": "en-US", "instructions": "Speak warmly and clearly."},
)
response.stream_to_file("speech.wav")

Generate multilingual speech with adjustable speed and speaking style. Output is WAV; streaming can deliver PCM audio chunks or a complete WAV file.

Related Models

More from Google

Google: Gemini 3.8 Flash
$1.5/M/$7.5/M
Google: Gemini 3.7 Flash
$1.5/M/$7.5/M
Google: Gemini 3.5 Flash Lite
$0.3/M/$2.5/M

Similar Models

ElevenLabs Eleven v4
$0.08/1K chars
Gemini 2.5 Flash TTS
$0.5/M / $10/M
Gemini 2.5 Pro TTS
$1/M / $20/M

Frequently Asked Questions

Simply set your base URL to https://api.ofox.ai/v1 and use your Ofox API key. The API is OpenAI-compatible โ€” just change the base URL and API key in your existing code.