gemini-3.1-flash-image-preview

completions

byopenrouter

gemini-3.1-flash-image-preview

completions

Published by: googleProvider:

openrouter

Gemini 3.1 Flash Image Preview, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines advanced contextual understanding with fast, cost-efficient inference, making complex image generation and iterative edits significantly more accessible. Aspect ratios can be controlled with the [image_config API Parameter](https://openrouter.ai/docs/features/multimodal/image-generation#image-aspect-ratio-configuration)

Context

65536

Input

$0.5 / 1M tokens

Output

$3 / 1M tokens

Capabilities: reasoning

Accepts: text, image

Returns: text

Context: 65536 Input: $0.5 / 1M tokensOutput: $3 / 1M tokensCapabilities: reasoningAccepts: text, imageReturns: text

Access gemini-3.1-flash-image-preview through LangDB AI Gateway

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Code Examples

Integration samples and API usage

Code Samples for gemini-3.1-flash-image-preview

Python SDK Example:

from openai import OpenAI

client = OpenAI(
    base_url="https://api.us-east-1.langdb.ai/projects/<your_project_id>",
    api_key="<your_api_key>"
)

response = client.chat.completions.create(
    model="gemini-3.1-flash-image-preview",
    messages=[
        {"role": "user", "content": "Hello, how are you?"}
    ]
)

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

TypeScript SDK Example:

import OpenAI from 'openai';

const client = new OpenAI({
    baseURL: "https://api.us-east-1.langdb.ai/projects/<your_project_id>",
    apiKey: "<your_api_key>"
});

const response = await client.chat.completions.create({
    model: "gemini-3.1-flash-image-preview",
    messages: [
        { role: "user", content: "Hello, how are you?" }
    ]
});

console.log(response.choices[0].message.content);

cURL Example:

curl -X POST "https://api.us-east-1.langdb.ai/projects/<your_project_id>/v1/chat/completions" \
  -H "Authorization: Bearer <your_api_key>" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gemini-3.1-flash-image-preview",
    "messages": [
        {"role": "user", "content": "Hello, how are you?"}
    ]
  }'

Model: gemini-3.1-flash-image-preview

Provider: openrouter

API Endpoint: $https://api.us-east-1.langdb.ai

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gemini-3.1-flash-image-preview by openrouter - AI Model Details, Pricing, and Performance Metrics

gemini-3.1-flash-image-preview

gemini-3.1-flash-image-preview

Access gemini-3.1-flash-image-preview through LangDB AI Gateway

Code Examples

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