Pricing
| Rate | RODI | USD (ref.) | Unit |
|---|---|---|---|
| In | 1192.2 | ~ 2.00 | USD/M · RODI/M |
| Out | 7153.0 | ~ 12.00 | USD/M · RODI/M |
| Cached | 119.3 | ~ 0.200 | USD/M · RODI/M |
| Audio in | 119.3 | ~ 0.200 | USD/M · RODI/M |
| Image in | 1192.1 | ~ 2.00 | USD/M · RODI/M |
RODI prices include Rodium markup and upstream fees. USD figures are wholesale reference rates.
Capabilities
Streaming
Tool calling
Vision
JSON mode
Reasoning
About this model
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation of the Gemini 3 series, it combines high-precision reasoning across text, image, video, audio, and code with a 1M-token context window. Reasoning Details must be preserved when using multi-turn tool calling, see our docs here: https://openrouter.ai/docs/use-ca
API usage
Use the canonical model slug in your chat completion requests.
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