Gemini Pro

Overview

This is a model family overview. For version-specific details, see the individual model entries linked below.

Gemini Pro is the high-capability tier in Google’s Gemini family. It is designed for complex reasoning, professional coding, and tasks that benefit from very large context windows. The family now spans a current premium preview lane and older stable compatibility routes, which is the cleanest way to describe it without overfitting to Google’s fast-moving app and plan copy.

Current Latest

Gemini 3.1 Pro Preview is the current premium Gemini API reference. Gemini 2.5 Pro is still callable for compatibility, but Google’s deprecation table lists an October 16, 2026 shutdown date and names Gemini 3.1 Pro Preview as the recommended replacement. That makes the current choice less “stable versus preview” and more “new premium preview versus older endpoint with a dated migration path.”

Strengths

• 1M-token context window for processing large codebases or document sets
• Native multimodal understanding — text, images, audio, and video natively
• Strong coding performance, especially for codebase-wide analysis
• Deep integration with Google Cloud, Vertex AI, and Google Workspace
• Published pricing across standard, batch, flex, priority, and long-prompt tiers

When to Choose Gemini Pro

• Tasks requiring very long context windows
• Multimodal workflows involving images, audio, or video alongside text
• Google Cloud-native applications and workflows
• Research and analysis tasks benefiting from broad knowledge
• Production workloads on Google Cloud that can tolerate preview-model evaluation discipline, with 2.5 Pro kept only as a dated compatibility route

Access

• Google AI Studio
• Google Vertex AI
• Gemini app and related Google AI surfaces, where the exact highest-tier model access depends on plan and rollout
• Third-party integrations via API