Side by side
Standard-tier prices in effect today. The better value in each row is highlighted.
| Fact | Gemini 3.1 Flash Live Preview | Gemini 3.8 Live |
|---|---|---|
| Price per audio minute | $0.005 | $0.005 |
| Provider | ||
| Release date | March 26, 2026 | September 15, 2026 |
| Access | API only | API only |
| Context window | 131,072 tokens | Not reported |
| Max output | 65,536 tokens | Not reported |
| Input | text, image, audio, video | text, audio |
| Output | text, audio | text, audio |
When to choose each
Gemini 3.1 Flash Live Preview
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 3.8 Live
Best for
- Customer-facing voice agents that need natural turn-taking
Watch out for
- Audio is billed per token; the per-minute figures are Google's equivalents ($0.005 input, $0.018 output)
- No independent voice benchmark is recorded here
Gemini 3.1 Flash Live Preview vs Gemini 3.8 Live FAQ
Which is cheaper, Gemini 3.1 Flash Live Preview or Gemini 3.8 Live?
Both cost $0.005 per audio minute.
Related comparisons
Production evaluation
Choosing between Gemini 3.1 Flash Live Preview and Gemini 3.8 Live?
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