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Google: Gemini 2.5 Flash Preview TTS

Google
Streaming
8K
Context
$0.5000
Input /1M
$2.00
Output /1M
4K
Max Output
Run API Call Open in Chat

Google: Gemini 2.5 Flash Preview TTS

Model Overview

Property Value
Model ID google/gemini-2.5-flash-preview-tts
Name Gemini 2.5 Flash Preview TTS
Provider Google
Released 2025

Description

A specialized preview of Gemini 2.5 Flash with text-to-speech capabilities. Combines fast inference with high-quality voice synthesis for real-time audio applications.

Specifications

Spec Value
Context Window 8,192 tokens
Max Completion 4,096 tokens
Modalities Text, Audio Output

Pricing

Type Price
Input $0.50 per 1M tokens
Output $2.00 per 1M tokens

Capabilities

  • Text-to-Speech: Yes
  • Streaming: Yes
  • Low Latency: Yes

Use Cases

Real-time voice synthesis, interactive voice applications, fast audio content generation.

Integration with LangMart

Gateway Support: Type 2 (Cloud), Type 3 (Self-hosted)

API Usage:

curl -X POST https://api.langmart.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-2.5-flash-preview-tts",
    "messages": [{"role": "user", "content": "Generate speech"}],
    "max_tokens": 2048
  }'
  • google/gemini-2.5-pro-preview-tts - Pro TTS version
  • google/gemini-2.5-flash - Standard Flash model

Last Updated: December 28, 2025