Google: Gemini 3.1 Pro Preview Custom Tools - API in Egypt, billed in EGP

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Googlegemini-3.1-pro-preview-customtools

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

Modality

Chat

Context window

1M tokens

Max output

66K tokens

Region

US

Published

29 Sept 2026

Pricing

Input

114.60

EGP per 1M tokens

Output

687.62

EGP per 1M tokens

Monthly cost example

16,044.43 EGP

Illustrative estimate: 50M input + 15M output tokens per month at this model's catalog rates.

Use it via the API

Google: Gemini 3.1 Pro Preview Custom Tools works with any OpenAI-compatible SDK — point the base URL at https://dev-backend.sovereigneg.com/v1 and use your SovereignEG API key.

Run inference

OpenAI-compatible — POST /v1/chat/completions — drop-in for any OpenAI SDK.

from openai import OpenAI

client = OpenAI(
    base_url="https://dev-backend.sovereigneg.com/v1",
    api_key="YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="gemini-3.1-pro-preview-customtools",
    messages=[
        {"role": "user", "content": "What are some fun things to do in Cairo?"}
    ],
)

print(response.choices[0].message.content)

Frequently asked questions

How much does Google: Gemini 3.1 Pro Preview Custom Tools cost?

114.60 EGP per 1M input tokens; 687.62 EGP per 1M output tokens. Billing is metered per token in Egyptian pounds (EGP), with no minimum commitment.

What is the context window of Google: Gemini 3.1 Pro Preview Custom Tools?

Google: Gemini 3.1 Pro Preview Custom Tools supports a context window of 1,048,576 tokens (1M), with up to 65,536 output tokens per response.

Where is Google: Gemini 3.1 Pro Preview Custom Tools hosted?

Google: Gemini 3.1 Pro Preview Custom Tools is served from US (US-hosted inference).

How do I use Google: Gemini 3.1 Pro Preview Custom Tools via the API?

Google: Gemini 3.1 Pro Preview Custom Tools is available through the OpenAI-compatible SovereignEG API: point your SDK's base URL at https://dev-backend.sovereigneg.com/v1 and call /v1/chat/completions with model "gemini-3.1-pro-preview-customtools" and your API key.