Gemini 3.8 Flash text-to-speech model. Generates studio-grade, expressive audio with long-form stability from text via the /v1/audio/speech endpoint.
gemini-3.8-flash-ttsCompare price, limits and live performance side by side. LLM Gateway routes each request to the best provider that can handle your prompt size and parameters.
2 providers · select a column to sort
| Provider | Actions | |||||||
|---|---|---|---|---|---|---|---|---|
| 8.2k | 16.4k | $1.00 | $18.00 | |||||
| 8.2k | 16.4k | $1.00 | $18.00 |
Prices are per provider at standard rates; open a row for regions, tiers and cache pricing. Throughput, latency and uptime come from LLM Gateway traffic over the last 24 hours and are hidden under 1,000 requests.
Gemini 3.8 Flash text-to-speech model. Generates studio-grade, expressive audio with long-form stability from text via the /v1/audio/speech endpoint. You can access it through LLM Gateway's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.
Pricing for Gemini 3.8 Flash TTS on LLM Gateway starts at $1.00 per million input tokens and $18.00 per million output tokens, depending on the provider. The pricing table above always reflects the current per-provider rates.
Gemini 3.8 Flash TTS supports a context window of up to 8,192 tokens on its largest provider deployment.
Gemini 3.8 Flash TTS is served by Google Vertex AI, Google AI Studio through LLM Gateway. Requests are automatically routed to the best available provider, with fallback when a provider has issues.
No. Gemini 3.8 Flash TTS does not currently support tool calling or structured JSON outputs through LLM Gateway.
Gemini 3.8 Flash TTS was released on September 22, 2026.