Gemini 3.1 Pro Preview Custom Tools
Gemini 3.1 Pro Preview Custom Tools is a variant of Gemini 3.1 Pro that improves tool selection behavior by preventing overuse of a general bash tool when more efficient third-party.
text + image + audio + video + file → text · made by Google
Sold by 7 ways
| Seller | Lane | Rate |
|---|---|---|
| Google Vertex AI cloud | batch | $1per Mtok in$6per Mtok outraw.githubusercontent.com · read 2026-09-16 |
| Databricks cloud | standard | $2per Mtok in$12per Mtok out$0.2per Mtok cachedmodels.dev · read 2026-09-16 |
| Google Vertex AI cloud | standard | $2per Mtok in$12per Mtok out$0.00012per image$0.2per Mtok cachedmodels.dev · read 2026-09-16 |
| Google Vertex AI cloud | long-context | $4per Mtok in$18per Mtok out$0.4per Mtok cachedraw.githubusercontent.com · read 2026-09-16 |
| Nous Research aggregator | standard | $2per Mtok in$12per Mtok out$0.000002per image$0.2per Mtok cached$0.38per Mtok cache writeinference-api.nousresearch.com · read 2026-09-12 |
| OpenRouter 2 ways | $2per Mtok in$12per Mtok out$0.000002per image$0.2per Mtok cached$0.38per Mtok cache write | |
| OpenRouter aggregator | standard | $2per Mtok in$12per Mtok out$0.000002per image$0.2per Mtok cached$0.38per Mtok cache writeopenrouter.ai · read 2026-08-24 |
| OpenRouter aggregator | google-ai-studio | $2per Mtok in$12per Mtok out$0.2per Mtok cached$0.38per Mtok cache writeopenrouter.ai · read 2026-08-25 |
Measured 3 standings
| Place | Board | Metric | Score |
|---|---|---|---|
| 12thof 35 | Swe bench verified — Epoch AI | mean_score | 75.62 |
| 36thof 60 | Vending bench 2 — Epoch AI | Score | 3774.254 |
| 142ndof 656 | Epoch capabilities index — Epoch AI | ECI Score | 154.9 |
About
Gemini 3.1 Pro Preview Custom Tools — a text model from Google, sold by 4 companies from $2 in and $12 out per million tokens, placed 142nd of 656 on Epoch capabilities index — Epoch AI.
It takes text, images, audio, video and files and returns text, with a context window of 1,048,576 tokens. It was published in February 2026, trained on material up to January 2025. Its sellers say it can reason step by step and call a tool. The catalogue files it under agents. Four companies sell it. The cheapest is $2 in and $12 out per million tokens at Databricks. Beside the standard rate there are batch and separately routed lanes. It has been measured on 3 boards, and stands best at 142nd of 656 on Epoch capabilities index — Epoch AI.
Every current figure
- Maker
- Register
- model
- Takes
- text + image + audio + video + file
- Returns
- text
- Context
- 1,048,576 tokens
- Longest answer
- 65,536 tokens
- Published
- February 2026
- Knowledge to
- January 2025
- Licence
- not read
- Sellers
- 4
- Maker's own price
- not read
- Price
- $2 in and $12 out per million tokens — Databricks
- Boards
- 3
- Best place
- 142nd of 656 — Epoch capabilities index — Epoch AI
Known as 1 name
google/gemini-3.1-pro-preview-customtools