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Gemini 3.1 Pro Preview

Google Gemini

ActiveReleased 2026-02-20
ChatJSON modePrompt cachingReasoningStreamingTool callingVision
1M
Context window
Yes
Reasoning support
Yes
Tool calling

Pricing

Input
$2.00/M
Output
$12.00/M

Shown for Google AI (Gemini), the primary provider surface for this model. Pricing is Cloptima's known static list pricing; live/negotiated rates may differ.

Available via 2 providers

Google AI (Gemini)
Gateway-routable
gemini-3.1-pro-preview
1M context$2.00/$12.00 per M tokens
ChatJSON modePrompt cachingReasoningStreamingTool callingVision
Google Vertex AI
Gateway-routable
gemini-3.1-pro-preview
1M context$2.00/$12.00 per M tokens
ChatJSON modePrompt cachingReasoningStreamingTool callingVision