Question 1

What is Gemini 3.1 Pro Preview (batch)?

Accepted Answer

Gemini 3.1 Pro Preview (batch) is a model from Google Gemini AI, released on Aug 6, 2026. 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...

Question 2

How much does Gemini 3.1 Pro Preview (batch) cost?

Accepted Answer

On the Respan gateway, input starts at $1.00 per 1M tokens on OpenRouter, and output starts at $6.00 per 1M tokens on OpenRouter, after gateway discounts.

Question 3

Which providers serve Gemini 3.1 Pro Preview (batch) on Respan?

Accepted Answer

Gemini 3.1 Pro Preview (batch) is served by OpenRouter.

Question 4

What is Gemini 3.1 Pro Preview (batch)'s context window?

Accepted Answer

Gemini 3.1 Pro Preview (batch) accepts up to 1.0M tokens of context.

Question 5

How do I use Gemini 3.1 Pro Preview (batch) with the Respan gateway?

Accepted Answer

Point any OpenAI-compatible SDK at https://api.respan.ai/api/ with your Respan API key and set the model to "gemini-3.1-pro-preview:batch". To set it up with a coding agent, copy the agent setup prompt at the top of this page.

Question 6

Where does Gemini 3.1 Pro Preview (batch) rank on the Respan Index?

Accepted Answer

Gemini 3.1 Pro Preview (batch) scores 41.4 out of 100 on the Respan Index v1.1, ranking #42 of 138 models. By category: Coding 15.6, Agents 52.1, Reasoning 37.8, Knowledge & language 72.9, and Human preference 51.6. The Respan Index combines independent and lab-reported benchmark results into one score, using benchmark data collected by llmmetric.com.

Question 7

How does Gemini 3.1 Pro Preview (batch) score on benchmarks?

Accepted Answer

Gemini 3.1 Pro Preview (batch) has 40 published benchmark scores, including LiveBench Coding 76.5%, Toolathlon-Verified 61.1%, and GPQA Diamond 94.4%. Each score links to where it was published; the data is collected by llmmetric.com.

Gemini 3.1 Pro Preview (batch)

Providers

Pricing

Cost by volume

Benchmarks

Certified where it counts.

Respan Indexv1.1

Coding8

Agents6

Reasoning9

Math7

Knowledge4

Multimodal1

Arena4

Other1

Apps