Gemini 2.5 Flash TTS
Controllable, low-latency text-to-speech model.
Specs
- Context
- —
- Max output
- 16.4K
- Input price
- $0.5/ 1M tokens
- Output price
- $10/ 1M tokens
- Released
- 2025-05-20
Context
- Context window
- —
- Max input
- 8.2K
- Max output
- 16.4K
Pricing · USD / 1M tokens
- Input
- $0.5
- Output
- $10
- Cache read
- —
- Cache write
- —
Modalities
- Input
- Text
- Output
- Audio
API
- API types
Reasoning
- Reasoning
- No
Info
- Status
- Deprecated
- Released
- 2025-05-20
- Knowledge cutoff
- —
Features
- Not published
How to call
1 provider
googlemodel = gemini-2.5-flash-preview-tts
audio
POSThttps://generativelanguage.googleapis.com/v1beta/models/{model}:generateContent
batch
POSThttps://generativelanguage.googleapis.com/v1beta/models/{model}:batchGenerateContent
JSON
Standard format
{
"id": "gemini-2.5-flash-preview-tts",
"object": "model",
"created": 1747699200,
"owned_by": "google",
"name": "Gemini 2.5 Flash TTS",
"api": {
"types": [
"audio",
"batch"
]
},
"limits": {
"context": null,
"input": 8192,
"output": 16384
},
"modalities": {
"input": [
"text"
],
"output": [
"audio"
]
},
"reasoning": {
"supported": false,
"efforts": []
},
"pricing": {
"currency": "USD",
"unit": "1M_tokens",
"input": 0.5,
"output": 10,
"cache_read": null,
"cache_write": null
},
"features": [],
"info": {
"status": "deprecated",
"release_date": "2025-05-20",
"knowledge_cutoff": null,
"description": "Controllable, low-latency text-to-speech model.",
"docs": "https://ai.google.dev/gemini-api/docs/models/gemini-2.5-flash-preview-tts",
"verified_at": "2026-10-11"
}
}Official sources
4