Gemini 3.1 Pro Preview
Google's Gemini 3.1 Pro Preview is a image-generation 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...
by Google · 1049K token context window
Best for
- image generation from text
- creative design and ideation
Ways to use Gemini 3.1 Pro Preview in osFoundry
Connect with your own key (BYOK)
Open the key dialog and paste your Google API key. osFoundry discovers Gemini 3.1 Pro Preview automatically — assign it to a Maestro role (router, direct, orchestrator, or fallback) in the Pipeline tab and it is live in every chat. Your key, your provider account — no token markup.
Use it in a Room App
Room Apps declare AI features in their manifest, then call them with invokeAI:
import { invokeAI } from '@osfoundry/app-sdk'
// 'summarize' is an AI feature declared in your app manifest.
const result = await invokeAI('summarize', userText)
Call it from your own apps
Once a model is wired into your workspace you can host it as an API and reach it from your own services, scripts, or CI — outside osFoundry.
Gemini 3.1 Pro Preview vs similar models
Licence
Hosted — usage subject to provider terms — Hosted-only model — usage governed by the provider's API terms. Bring your own provider key.
No weights distributed; usage subject to provider terms.
Frequently asked about Gemini 3.1 Pro Preview
How much does Gemini 3.1 Pro Preview cost?
Gemini 3.1 Pro Preview is metered at $ 2.00 /1M for input, and $ 12.00 /1M for output. Bring your own Google API key — osFoundry passes through provider pricing without markup.
Can I use Gemini 3.1 Pro Preview commercially?
Commercial use is allowed with conditions. Hosted-only model — usage governed by the provider's API terms. Bring your own provider key. No weights distributed; usage subject to provider terms.
What is the context window of Gemini 3.1 Pro Preview?
Gemini 3.1 Pro Preview supports a 1049K token context window.
Can I run Gemini 3.1 Pro Preview locally?
No — Gemini 3.1 Pro Preview is hosted only and accessed via the Google API.
What is Gemini 3.1 Pro Preview best at?
Gemini 3.1 Pro Preview is well-suited to image generation from text, creative design and ideation.
How do I use Gemini 3.1 Pro Preview in osFoundry?
Paste your Google API key in the key dialog (or deploy the open weights for self-hostable models), assign Gemini 3.1 Pro Preview to a Maestro role in the Pipeline tab, then use it in chat, Room Apps via invokeAI, or your own apps.
Published by Google on February 19, 2026. Source: https://openrouter.ai/google/gemini-3.1-pro-preview