# Gemini 3.1 Pro

> Gemini 3.1 Pro — Google'ın matematiksel akıl yürütme ve kodlamada üst düzey amiral gemisi.

Canonical: https://routemux.com/tr/google/gemini-3.1-pro-preview
Provider: Google

## Key facts

| Field | Value |
| --- | --- |
| Model ID | google/gemini-3.1-pro-preview |
| Official model ID | gemini-3.1-pro-preview |
| Context window | 1M |
| Max output | 64K |
| Input modalities | text, image, video, file |
| Output modalities | text |
| Capabilities | Vision, Reasoning, Tool Calling, Json Mode, Coding, Video Input |
| Availability | available |

## Pricing

- RouteMux input: $0.6 per 1M tokens
- RouteMux output: $3.6 per 1M tokens
- Official input: $2 per 1M tokens
- Official output: $12 per 1M tokens
- Cache read: $0.06 per 1M tokens
- Saving vs official: 70%
- Official price source: gemini_x0.3, verified 2026-06-08

Billing is prepaid wallet, charged per successful request only.

## API access

Base URL: https://api.routemux.com

Supported protocols:

- openai_chat
- google_vertex_ai

Aliases that also route here: models/gemini-3.1-pro-preview

## Other variants in this family

- Gemini 3.1 Flash Lite (`google/gemini-3.1-flash-lite`)