Speech Synthesis / Quote
Gemini 3.8 Flash-Lite TTS API Price Speech Synthesis
Google · gemini-3.8-flash-lite-tts
| Billing | USD · 1M tokens |
|---|---|
| Modalities | Text / Audio |
| Deep Thinking | — |
| Verified Date | 2026-09-28 |
| Official pricing page | ai.google.dev/gemini-api/docs/pricing ↗ |
Source text: the note below is the model's official text, kept in its original Chinese and not translated.
2026-09 推出的高吞吐轻量 TTS(官方定价页与官方模型页 gemini-3.8-flash-lite-tts):促销标准价(至 2026-12-31)输入 $0.5 / 输入缓存 $0.125 / 输出 $6 每百万 tokens,2027-01-01 起 $1/$12;Batch 与 Flex 5 折($0.25/$3)、Priority 1.8x($0.9/$10.8);音频按 25 tokens/sec 折算(约 $0.0015/10 sec);输入上限 8,192、输出上限 16,384 tokens;官方模型页标注其为 gemini-3.1-flash-tts-preview 的推荐替代(Recommended replacement),支持 100+ 语言。
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Pricing Tiers
| Tier | Price | Description |
|---|---|---|
| standard rate(2027-01-01 onwards) | in $1 / out $12 /1M tokens | — |
| Batch/Flex(50% off) | in $0.25 / out $3 /1M tokens | — |
| Priority(1.8x) | in $0.9 / out $10.8 /1M tokens | — |
Monthly Cost Estimate
30 days · no cache hits · list price
Free quotas, tiered pricing, batch discounts, and time-based pricing are not included; refer to official bills.
Google Related Models
- Gemini 3.8 Flash $0.75 / $3.75
- Gemini 3.7 Flash $0.75 / $3.75
- Gemini 3.6 Flash $0.75 / $3.75
- Gemini 3.6 Flash-Tiered $0.75 / $3.75
- Gemini 3.5 Flash $1.5 / $9
- Gemini 3.5 Flash-Lite $0.3 / $2.5
- Gemini 3.1 Flash-Lite $0.25 / $1.5
- Gemini 3.1 Pro Preview $2 / $12
- Gemini 3 Pro Preview(Legacy) $2 / $12
- Gemini 3 Flash(Legacy) $0.5 / $3
- Gemini 2.5 Pro $1.25 / $10
- Gemini 2.5 Flash $0.3 / $2.5
- Gemini 2.5 Flash-Lite $0.1 / $0.4
- Gemini 3.8 Live(3.8 Live Extended Thinking / 3.1 Flash Live Preview) $0.75 / $4.5
- Gemini 3.5 Live Translate $3.5 / $21
- Nano Banana 2(Gemini 3.1 Flash Image) $0.5 / $60
- Nano Banana 2 Lite(Gemini 3.1 Flash Lite Image) $0.25 / $30
- Nano Banana Pro(Gemini 3 Pro Image) $2 / $120
- Nano Banana Pro (Gemini 3 Pro Image, Preview channel) $2 / $120
- Veo 3.1 $0.4 /sec
- Veo 3.1 Fast $0.1 /sec
- Veo 3.1 Lite $0.05 /sec
- Veo 2.0(Discontinued) $0.35 /sec
- Veo 3.0(Discontinued) $0.4 /sec
- Veo 3.0 Fast(Discontinued) $0.15 /sec
- Gemini Omni Flash $1.5 / $17.5
- Gemini 3.8 Flash TTS $0.5 / $9
- Gemini 3.1 Flash TTS Preview $1 / $20
- Gemini 2.5 Flash TTS Preview $0.5 / $10
- Gemini 2.5 Pro TTS Preview $1 / $20
- Gemini 3.5 Transcribe $2 / $12
- Gemini 3.5 Transcribe Live $3.5 / $21
- Lyria 3.5 $0.08 /track
- Lyria 3 Clip Preview $0.04 /track
- Lyria 3 Pro Preview $0.08 /track
FAQ
How much does the Gemini 3.8 Flash-Lite TTS API cost?
Input $0.5/1M tokens, output $6/1M tokens
Which input modalities does Gemini 3.8 Flash-Lite TTS support?
Text / Audio.
What is the approximate monthly cost of Gemini 3.8 Flash-Lite TTS?
Depends on volume: light use (1M input + 300K output per day) ≈ $69/month; medium (5M + 1.5M) ≈ $345/month; heavy agents (10M + 3M) ≈ $690/month. Cache hits, batch discounts and tiered pricing can lower this further.
How does Gemini 3.8 Flash-Lite TTS compare with peers on value?
Google Gemini 3.8 Flash-Lite TTS is priced low among comparable models; compare against similar models. See the Pricemon market table for a full comparison.
What use cases suit Gemini 3.8 Flash-Lite TTS?
Good for: voice-overs, audiobooks, social media, navigation systems, accessibility.
Does Gemini 3.8 Flash-Lite TTS have a free tier?
Check Google's official pricing page for the latest free quota, trial policy and tiered pricing. Policies differ by vendor and change over time.