opendunes

Gemini 3.1 Pro Preview (batch)

by GoogleReleased 19 February 2026

#4 for slide decksGemini 3.1 Pro Preview takes text, images, video, audio and PDFs, keeps about 1,000 pages in mind at once, and replies in text up to 65 pages long. Google tuned it for software engineering and for tasks it carries out on its own that need precise use of your tools and dependable multi-step execution. Pick it for hard coding jobs.

TakesTextImagesVideoAudioFiles
GivesText
Create API keyCompare

What it costs

You pay for what each request uses. No subscription, no minimum.

≈ 1,33 DA per message3 000 DA buys about 2 200 messages

One message, the ordinary use

1 000 tokens sent× 332,84 DA per 1M0,33 DA
500 tokens back× 1 997,01 DA per 1M1,00 DA
Total≈ 1,33 DA

Every rate

Meter↑ you send↓ comes back
Text tokens332,84 DA1 997,01 DA
Picture tokens332,84 DA
Audio tokens332,84 DA

per 1M tokens

Web search · 4,66 DA per call, under every choice

Answer a quick question≈ 0,55 DA
Read an invoice photo and pull out the total≈ 0,71 DA
Reply to a customer email≈ 1,00 DA
Review a pull request of about 400 lines≈ 4,39 DA
Summarise a 20-page report≈ 6,06 DA
When you pay
After the answer, from your balance. Nothing is held.
Why it varies
A longer question or a longer answer costs more.
After each one
The exact charge shows on the request.
DepositDeposits from 50 DA, with Edahabia or CIB.

Where your request runs

One company runs this model. OpenDunes sends every request to it. DA per 1M tokens: ↑ what you send · ↓ what comes back.

Google…
↑ Sent, per 1M
332,84 DA
↓ Back, per 1M
1 997,01 DA
Latency
…
Throughput
…
Provider↑ Sent↓ BackLatencyThroughputUptime
Google332,84 DA1 997,01 DA………

Also charged: prompts over 200 000 tokens ↑ 665,67 ↓ 2 995,52 · a web search 4,66 DA each · audio ↑ 332,84 DA per 1M audio tokens · images ↑ 332,84 DA per 1M image tokens.

You pay the price of the provider that served your request. Prices read 15:19 · speed over the last 30 minutes · uptime over 3 days.

Call it in code

Swap the base URL and the key. Your OpenAI code runs unchanged.

POST /v1/chat/completions
Base URL
https://opendunes.com/v1
Model ID
google/gemini-3.1-pro-preview:batch
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://opendunes.com/v1",
    api_key=os.environ["OPENDUNES_API_KEY"],
)

resp = client.chat.completions.create(
    model="google/gemini-3.1-pro-preview:batch",
    messages=[{"role": "user", "content": "Two lines to welcome a shop in Oran."}],
)

print(resp.choices[0].message.content)
pip install openaiFull reference for this route
Sign in to run it

Runs this request once on your balance.

Parameters you can send

Standard OpenAI fields, grouped by what they control. Anything not listed is accepted and ignored.

Shaping the reply

How long, how varied, where to stop.

max_tokenstemperaturetop_pstopseed

Reasoning

Let it think before answering — and see the thinking.

reasoningreasoning_effortinclude_reasoning

Structured output

Get JSON you can parse instead of prose.

response_formatstructured_outputs

Tools

Let the model call your functions.

toolstool_choice

Questions about Gemini 3.1 Pro Preview (batch)

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

    About 1,33 DA per message. ↑ 332,84 DA · ↓ 1 997,01 DA per 1M tokens.

  • Is Gemini 3.1 Pro Preview (batch) free? Can I try it?

    No. You pay per use from your balance, with no subscription. Run it once from Call it in code, at the same price.

  • What is Gemini 3.1 Pro Preview (batch) best for?

    #4 for slide decks · Gemini 3.1 Pro Preview takes text, images, video, audio and PDFs, keeps about 1,000 pages in mind at once, and replies in text up to 65 pages long. Google tuned it for software engineering and for tasks it carries out on its own that need precise use of your tools and dependable multi-step execution. Pick it for hard coding jobs.

  • How do I pay for Gemini 3.1 Pro Preview (batch) without an international card?

    Deposit dinars with your Edahabia or CIB card. Every model, Gemini 3.1 Pro Preview (batch) included, is paid from that balance. No foreign card, no conversion.

  • Does Gemini 3.1 Pro Preview (batch) work in Arabic, French or Darja?

    Google lists 101 languages the Gemini models understand and answer in, Arabic and French among them. Darja is not named.

  • Can it read PDFs, images or a whole book?

    It reads text, images, video, audio and PDFs. Up to 1M tokens in one request, about 1 000 pages. It writes up to 49 000 words at once.

  • Is Gemini 3.1 Pro Preview (batch) open source?

    No. Google has not published its weights.

  • Who makes Gemini 3.1 Pro Preview (batch), and when was it released?

    Google. Released 19 February 2026.

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Searches the webThinks first130 pages at once
≈2,00 DAper message
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