Providers & pricing
| Provider | Input | Output | Free tier |
|---|---|---|---|
 Vertex Default | 151.6 RODI/M~0.250 USD/M | 909.1 RODI/M | — |
 Google AI Studio | 151.6 RODI/M~0.250 USD/M | 909.1 RODI/M | — |
Pricing
| Rate | RODI | USD (ref.) | Unit |
|---|---|---|---|
| In | 151.6 | ~ 0.250 | USD/M · RODI/M |
| Out | 909.1 | ~ 1.50 | USD/M · RODI/M |
| Cached | 15.2 | ~ 0.0250 | USD/M · RODI/M |
| Audio in | 296.8 | — | USD/M · RODI/M |
RODI prices include RodiumAi markup and upstream fees. USD figures are wholesale reference rates.
Capabilities
Streaming
Tool calling
Vision
JSON mode
Reasoning
About this model
Gemini 3.1 Flash Lite Preview is Google's high-efficiency model optimized for high-volume use cases. It outperforms Gemini 2.5 Flash Lite on overall quality and approaches Gemini 2.5 Flash performance across...
API usage
Use the canonical model slug in your chat completion requests.
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