Google: Gemini 3.1 Pro Preview Custom Tools

How to Use Google: Gemini 3.1 Pro Preview Custom Tools

With CoreAI, you can start chatting with Google: Gemini 3.1 Pro Preview Custom Tools instantly — no separate subscription needed. CoreAI lets you chat with Google: Gemini 3.1 Pro Preview Custom Tools alongside 300+ other AI models from Google and other providers like OpenAI, Anthropic, Google, Meta, and more.

1. Download the CoreAI app for iOS, Android, or use the Web App
2. Select Google: Gemini 3.1 Pro Preview Custom Tools from the model selector
3. Start chatting, comparing, or creating with AI

Google: Gemini 3.1 Pro Preview Custom Tools at a Glance

Google: Gemini 3.1 Pro Preview Custom Tools holds the #25 spot for context size out of 392 chat models in the CoreAI catalog — 1.0M tokens, roughly 786,432 words or 1,573 pages of text in a single conversation. On price, it is the #5 cheapest of 64 premium-tier models by input cost. It joined the catalog on 2026-02-25. It supports step-by-step reasoning (thinking mode) and accepts image input.

Google: Gemini 3.1 Pro Preview Custom Tools Compared to Its Closest Alternatives

Every model in this table is available on CoreAI — open the web app and run the same prompt through Google: Gemini 3.1 Pro Preview Custom Tools and Google: Gemini 3.1 Pro Preview side by side to judge with your own eyes.

What Google: Gemini 3.1 Pro Preview Custom Tools Actually Costs in Practice

A typical question (about 1,000 tokens in, 500 out) runs $0.00800 on Google: Gemini 3.1 Pro Preview Custom Tools's raw per-token rates; a heavy session with a 50K-token document costs about $0.160. On CoreAI you don't juggle these numbers — one subscription covers Google: Gemini 3.1 Pro Preview Custom Tools and 300+ other models under a plan usage limit, with no API keys. See plans.

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Frequently Asked Questions about Google: Gemini 3.1 Pro Preview Custom Tools

What is Google: Gemini 3.1 Pro Preview Custom Tools's context window?

Google: Gemini 3.1 Pro Preview Custom Tools handles 1.0M tokens of context — roughly 786,432 words, or about 1,573 pages of text in one conversation.

How much does Google: Gemini 3.1 Pro Preview Custom Tools cost?

Google: Gemini 3.1 Pro Preview Custom Tools's underlying rates are $2 per 1M input tokens and $12 per 1M output tokens. On CoreAI it is included in one subscription alongside 300+ models, so there is no per-token billing to manage.

Can Google: Gemini 3.1 Pro Preview Custom Tools process images?

Yes — Google: Gemini 3.1 Pro Preview Custom Tools accepts image input, so you can attach screenshots, photos or diagrams and ask questions about them.

Does Google: Gemini 3.1 Pro Preview Custom Tools support reasoning or thinking mode?

Yes. Google: Gemini 3.1 Pro Preview Custom Tools can work through problems step by step before answering; on CoreAI you can toggle thinking mode per message.

How can I use Google: Gemini 3.1 Pro Preview Custom Tools without an API key?

Open the CoreAI web app or the iOS/Android app, pick Google: Gemini 3.1 Pro Preview Custom Tools in the model selector, and chat — no API key, no per-token billing. One subscription covers Google: Gemini 3.1 Pro Preview Custom Tools and 300+ other models.

What are the best alternatives to Google: Gemini 3.1 Pro Preview Custom Tools?

The closest alternatives on CoreAI are Google: Gemini 3.1 Pro Preview, MoonshotAI: Kimi K3, inclusionAI: Ling-2.6-flash — similar tier and capability. The fastest way to choose is running one prompt through them side by side in CoreAI's Compare view.

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