Google: Gemini 3.1 Pro Preview

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.

• Context window: 1,048,576 tokens
• Input: audio, file, image, text, video
• Output: text
• Pricing: $2/M input tokens, $12/M output tokens

View on OpenRouter. Model data sourced from OpenRouter.