# Gemini Pro (slim)

> Gemini Pro, a family of models by Google, listed from OpenRouter. Indexed, not reviewed: facts and our own checks, no score or ranking. Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic…

- Full: https://www.anchorterminal.com/tools/gemini-pro.md (~550 tokens) · this version ~480 tokens · JSON https://www.anchorterminal.com/tools/gemini-pro.json · canonical https://www.anchorterminal.com/tools/gemini-pro
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-05

# Gemini Pro

> Indexed, not reviewed: facts from OpenRouter and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: model family, by Google
- Category: Model APIs & inference (https://www.anchorterminal.com/categories/inference.md)
- Listed because: OpenRouter lists it, with prices from the providers that serve it.
- What OpenRouter says: 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...
- Some of these models are reviewed as part of Gemini Developer API: https://www.anchorterminal.com/tools/gemini-api.md

## Models (2)

| Model | OpenRouter id | Released | Context | Input $/1M | Output $/1M | Supports |
| --- | --- | --- | --- | --- | --- | --- |
| Gemini 3.1 Pro Preview | `google/gemini-3.1-pro-preview` | 2026-02 | 1.05M | $2 | $12 | tools, structured output, reasoning, caching, audio, file, image, video |
| Gemini 2.5 Pro | `google/gemini-2.5-pro` | 2025-06 | 1.05M | $1.25 | $10 | tools, structured output, reasoning, caching, audio, file, image, video |

Prices and limits as OpenRouter lists them; a provider's own price can differ.

- JSON: https://www.anchorterminal.com/api/v1/tools/gemini-pro.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming