audio model comparison
Gemini 3.1 Flash Live Preview vs Gemini 3.5 Live Translate Preview
Gemini 3.1 Flash Live Preview and Gemini 3.5 Live Translate Preview are both current audio models, from Google. Gemini 3.1 Flash Live Preview lists $0.005 (audio input) and Gemini 3.5 Live Translate Preview $0.0368 (input and output combined) per audio minute, at different tiers, so the prices are not like for like. Both accept 131,072 tokens of context.
Data verified October 13, 2026 · Dataset 2026-10-13
Side by side
Prices in effect today, compared at the same tier wherever both list one. The better value in each row is highlighted.
| Fact | Gemini 3.1 Flash Live Preview | Gemini 3.5 Live Translate Preview |
|---|---|---|
| Price per audio minute | $0.005 (audio input) | $0.0368 (input and output combined) |
| Provider | ||
| Release date | March 26, 2026 | Not reported |
| Access | API only | API only |
| Context window | 131,072 tokens | 131,072 tokens |
| Max output | 65,536 tokens | 65,536 tokens |
| Input | text, image, audio, video | audio |
| Output | text, audio | text, audio |
The two list prices for different tiers, shown in brackets, so neither is marked cheaper.
What each costs
Example workloads at each provider's listed rates, then every other rate either one lists. The cheaper figure in each row is highlighted.
| Workload or rate | Gemini 3.1 Flash Live Preview | Gemini 3.5 Live Translate Preview |
|---|---|---|
| 100 hours of audio | $30 (audio input) | $220.80 (input and output combined) |
| Other listed rates | ||
| 1M input tokens, audio | $3 | Not listed |
| 1M output tokens, audio | $12 | Not listed |
| 1M input tokens, image and video | $1 | Not listed |
| 1M input tokens, text | $0.75 | Not listed |
| 1M output tokens, text | $4.50 | Not listed |
When to choose each
Gemini 3.1 Flash Live Preview
Where it leads
- Accepts text, image and video input
- Supports audio understanding, text-to-speech and reasoning
Best for
- Realtime voice applications with multimodal context
Watch out for
- This preview endpoint may change before becoming stable and has input prices that vary by modality
Gemini 3.5 Live Translate Preview
Where it leads
- Supports speech translation
Best for
- Realtime spoken-language translation
Watch out for
- This preview endpoint supports translation only, rather than tools or instructions, and may change before stable release
Gemini 3.1 Flash Live Preview vs Gemini 3.5 Live Translate Preview FAQ
Which is cheaper, Gemini 3.1 Flash Live Preview or Gemini 3.5 Live Translate Preview?
Gemini 3.1 Flash Live Preview lists $0.005 (audio input) and Gemini 3.5 Live Translate Preview $0.0368 (input and output combined) per audio minute, at different tiers, so the prices are not like for like.
Which has the larger context window, Gemini 3.1 Flash Live Preview or Gemini 3.5 Live Translate Preview?
Both accept 131,072 tokens of context. Both return up to 65,536 tokens per response.
How do Gemini 3.1 Flash Live Preview and Gemini 3.5 Live Translate Preview differ in features?
Gemini 3.1 Flash Live Preview takes text, image, audio and video input; Gemini 3.5 Live Translate Preview takes audio. Only Gemini 3.1 Flash Live Preview supports audio understanding, text-to-speech and reasoning. Only Gemini 3.5 Live Translate Preview supports speech translation.
Related comparisons
- Gemini 3.1 Flash Live Preview vs Gemini 3.8 Flash-Lite TTS
- Gemini 3.5 Live Translate Preview vs Gemini 3.8 Live
- Gemini 3.1 Flash Live Preview vs Gemini 3.8 Flash TTS
- Gemini 3.5 Live Translate Preview vs Scribe v2 Realtime
- Gemini 3.1 Flash Live Preview vs Gemini 3.8 Live
- Gemini 3.1 Flash Live Preview vs Scribe v2 Realtime
Production evaluation
Choosing between Gemini 3.1 Flash Live Preview and Gemini 3.5 Live Translate Preview?
Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.
- A head-to-head evaluation on your real workload
- Routing between models by cost and difficulty