Gemini 3.1 Flash TTS Preview API Benchmarks, Pricing & Provider Data
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Gemini 3.1 Flash TTS Preview API pricing covers undefined API provider} other undefined API providers}}, from $0.078/M to $165.00/M. Gemini 3.1 Flash TTS Preview free API options are available from undefined provider} other undefined providers}}.
Gemini 3.1 Flash TTS Preview is a text-to-speech model from Google, and a substantial generational step up from Gemini 2.5 Flash TTS. It takes text input and produces audio output...
Category Performance
Observed-capability estimates with uncertainty reported separately from independent benchmark families.
- Coverage
- 0 / 8
- Methodology
- V3.0
No benchmark category data yet.
Specifications
Input and output token limits for this model, plus how it ranks on long-context understanding.
Features
Technical Details
- Input
- Output
- Released
- Apr 2026
- Tokenizer
- Gemini
- Architecture
- text->speech
- Moderated
- No
- Supported parameters
- max_tokensresponse_formatseedtemperaturetop_p
- Supported voices
- ZephyrPuckCharonKoreFenrirLedaOrusAoedeCallirrhoeAutonoeEnceladusIapetusUmbrielAlgiebaDespinaErinomeAlgenibRasalgethiLaomedeiaAchernarAlnilamSchedarGacruxPulcherrimaAchirdZubenelgenubiVindemiatrixSadachbiaSadaltagerSulafat
Detailed scores
Updated: Aug 14, 2026Agents
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Agents
V3.0undefined metric} other undefined metrics}} · No data
Coding
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Coding
V3.0undefined metric} other undefined metrics}} · No data
Reasoning
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Reasoning
V3.0undefined metric} other undefined metrics}} · No data
Knowledge
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Knowledge
V3.0undefined metric} other undefined metrics}} · No data
Math
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Math
V3.0undefined metric} other undefined metrics}} · No data
Multilingual
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Multilingual
V3.0undefined metric} other undefined metrics}} · No data
Multimodal
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Multimodal
V3.0undefined metric} other undefined metrics}} · No data
Instruction following
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Instruction following
V3.0undefined metric} other undefined metrics}} · No data
OpenRouter endpoints
1 endpointsThird-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.
| Provider endpoint | Input | Output | 1d uptime | 30m latency | 30m throughput | Context / output |
|---|---|---|---|---|---|---|
Google google-vertex | $1/M | $20/M | 100% | — | — | undefined tokens / undefined tokens |
Pricing Comparison
Compare Gemini 3.1 Flash TTS Preview API pricing across 36 providers. Prices range from $0.078/M to $165.00/M. 简易-API中转站 offers the lowest rate at $0.078/M. 2 providers offer free API credits or a free tier.
| Provider | Health | Model Variant | Group | Input ($/M) | Output ($/M) | Speed (t/s) | First token | Audit |
|---|---|---|---|---|---|---|---|---|
L1 100% | gemini-3.1-flash-tts-preview | gemini_studio_enterprise_20 | $0.274/M Image$0.274/M | $0.274/M | — | — | — | |
L1 100% | gemini-3.1-flash-tts-preview | gemini-vertex-企业版 | $0.409/M | $1.63/M | — | — | — | |
L1 100% | gemini-3.1-flash-tts-preview | default | $0.563/M | $9.85/M | — | — | — | |
兔子API Free | L1 99% | gemini-3.1-flash-tts-preview | 官方优惠 | Free | Free | — | — | — |
L1 100% | gemini-3.1-flash-tts-preview | 官转gemini | $0.395/M | $7.89/M | — | — | — | |
L1 100% | gemini-3.1-flash-tts-preview | Aistudio-Gemini-2 | $0.078/M | $1.57/M | — | — | — | |
L1 100% | gemini-3.1-flash-tts-preview | Banana2_VIP | $0.411/M Image$0.411/M | $8.22/M | — | — | — | |
L1 100% | gemini-3.1-flash-tts-preview | gemini-号池 | $30.82/M | $123.29/M | — | — | — | |
Moyanjdc API Free | L1 98% | gemini-3.1-flash-tts-preview | default | Free | Free | — | — | — |
L1 99% | gemini-3.1-flash-tts-preview | Aistudio-Gemini-2 | $0.078/M | $1.57/M | — | — | — | |
L1 69% | gemini-3.1-flash-tts-preview | Claude、Gemini-官转 | $4.50/M Audio in$4.50/MAudio out$90.00/M | $18.00/M | — | — | — | |
L1 100% | gemini-3.1-flash-tts-preview | 官转gemini | $0.247/M | $4.93/M | — | — | — | |
L1 100% | gemini-3.1-flash-tts-preview | default | $20.55/M | $82.19/M | — | — | — | |
L1 97% | gemini-3.1-flash-tts-preview | Vertex | $1.80/M Image$1.80/MAudio in$36.00/M | $7.20/M | — | — | — | |
L1 0% | gemini-3.1-flash-tts-preview | vertex超稳直连分组 | $1.50/M Audio in$1.50/MAudio out$30.00/M | $6.00/M | — | — | — | |
L1 0% | gemini-3.1-flash-tts-preview | vip_3 | $165.00/M | $660.00/M | — | — | — |
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Frequently Asked Questions
- What benchmark data does Gemini 3.1 Flash TTS Preview include?
- LMSpeed shows Gemini 3.1 Flash TTS Preview benchmark context, API price, output speed, first-token latency, and provider data across 38 providers when those signals are available.
- What is the Gemini 3.1 Flash TTS Preview API price?
- Gemini 3.1 Flash TTS Preview has pricing from undefined provider} other undefined providers}}, ranging from $0.078/M to $165.00/M. 简易-API中转站 has the lowest listed price.
- What does the Gemini 3.1 Flash TTS Preview API pricing table include?
- The Gemini 3.1 Flash TTS Preview API pricing table compares 38 providers by input price, output price, free tier status, speed, first-token latency, and recent health data when available.
- Which provider has the cheapest Gemini 3.1 Flash TTS Preview API pricing?
- 简易-API中转站 currently has the lowest listed Gemini 3.1 Flash TTS Preview price at $0.078/M across undefined provider} other undefined providers}}.
- Is Gemini 3.1 Flash TTS Preview API free?
- Yes, Gemini 3.1 Flash TTS Preview free API options are available through 2 providerundefined other undefined} on LMSpeed, including Moyanjdc API, 兔子API. These providers offer free API credits or a free tier with no per-token charges.
- Where can I get Gemini 3.1 Flash TTS Preview free API access?
- LMSpeed currently lists 2 free API providerundefined other undefined} for Gemini 3.1 Flash TTS Preview: Moyanjdc API, 兔子API. Check each provider row before using it because free tier limits can change.