Gemini 3.1 Pro (Custom Tools)

gemini-3.1-pro-preview-customtools

Gemini 3.1 Pro with custom tools — ideal for data analysis with function calling.

AnalysisWeb Search

Technical Specifications

API Identifier	`gemini-3.1-pro-preview-customtools`
Plans	Pro
Maximum Context	1 000 000 tokens
Vision (images)	✓ Yes
Native Web Access	✓ Yes
Image Generation	No
Input Cost	$2.80 / M tokens
Output Cost	$11.20 / M tokens

Overview

Gemini 3.1 Pro with Custom Tools extends Google's Pro model with advanced function-calling capabilities, enabling fine-grained integration with external tools and APIs. Combined with high-quality vision, native web access and 1 million tokens of context, Mingo selects it on the Pro plan for the most sophisticated data analysis tasks, where the model needs to orchestrate tool calls.

Strengths

Advanced function callingData analysisNative web access1M context

Ideal Use Cases

Tool-augmented data analysis

Orchestrating API calls and tools for complex analysis.

Augmented research

Combining web research and custom tools for detailed reports.

Workflow automation

Connecting to external systems via function calling.

Smart dashboards

Generating analyses for dashboards based on real-time data.

Pricing

Input Tokens

$2.80

per million tokens

Output Tokens

$11.20

per million tokens

Related Models

Frequently Asked Questions

What does the "Custom Tools" variant of Gemini 3.1 Pro add?

It adds advanced function-calling capabilities, allowing the model to call external tools and APIs more reliably for complex analysis tasks.

Is this model reserved for the Pro plan?

Yes, due to its cost and advanced capabilities, Mingo reserves it for the Pro plan.

Does Gemini 3.1 Pro Custom Tools have web access?

Yes, it has native web access in addition to its function-calling and vision capabilities.

Use Gemini 3.1 Pro Custom Tools with Mingo

Mingo routes your most sophisticated data analysis to Gemini 3.1 Pro Custom Tools on the Pro plan.

Try Mingo for free