Google: Gemini 3.1 Pro Preview Custom Tools - API in Egypt, billed in EGP
Livegemini-3.1-pro-preview-customtoolsGemini 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)import OpenAI from "openai"
const client = new OpenAI({
baseURL: "https://dev-backend.sovereigneg.com/v1",
apiKey: "YOUR_API_KEY",
})
const response = await client.chat.completions.create({
model: "gemini-3.1-pro-preview-customtools",
messages: [
{ role: "user", content: "What are some fun things to do in Cairo?" },
],
})
console.log(response.choices[0].message.content)curl https://dev-backend.sovereigneg.com/v1/chat/completions \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gemini-3.1-pro-preview-customtools",
"messages": [
{"role": "user", "content": "What are some fun things to do in Cairo?"}
]
}'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.