# Nano Banana 2

> Google's fast image generation model built on Gemini 3.1 Flash Image. High-efficiency counterpart to Nano Banana Pro with conversational editing, multi-image fusion, character consistency, and Google Search grounding.

- **Provider**: replicate
- **Model ID**: google/nano-banana-2
- **Category**: image_generation
- **Credits**: 290 per request
- **Pricing Type**: input_based

## API Endpoint

Base URL: https://api.core.today/v1

### Create Prediction
POST /predictions

### Get Status
GET /predictions/{job_id}

### Cancel
DELETE /predictions/{job_id}

## Authentication

Header: `X-API-Key: YOUR_API_KEY`

## Input Parameters

- `image_input` (array, optional): Input images to transform or use as reference (supports up to 14 images) (Default: `[]`)
- `aspect_ratio` (string, optional): Aspect ratio of the generated image (Default: `1:1`; Options: `match_input_image`, `1:1`, `1:4`, `1:8`, `2:3`, `3:2`, `3:4`, `4:1`, `4:3`, `4:5`, `5:4`, `8:1`, `9:16`, `16:9`, `21:9`)
- `output_format` (string, optional): Format of the output image (Default: `jpg`; Options: `png`, `jpg`)
- `image_search` (boolean, optional): Use Google Image Search grounding to find web images as visual context for generation. When enabled, web search is also used automatically. (Default: `False`)
- `google_search` (boolean, optional): Use Google Web Search grounding to generate images based on real-time information (Default: `False`)
- `prompt` (string, **required**): A text description of the image you want to generate
- `resolution` (string, optional): Resolution of the generated image. Higher resolutions take longer to generate. (Default: `1K`; Options: `1K`, `2K`, `4K`)

## Example Request

```json
{
  "model": "google/nano-banana-2",
  "input": {
    "image_input": [],
    "aspect_ratio": "1:1",
    "output_format": "jpg",
    "prompt": "a golden retriever puppy playing in autumn leaves, warm sunlight",
    "resolution": "1K"
  }
}
```

## Response Format

```json
{
  "job_id": "abc123",
  "status": "pending",
  "provider": "replicate",
  "model": "black-forest-labs/flux-schnell",
  "created_at": "2026-01-01T00:00:00Z",
  "result": null,
  "error": null
}
```

Status values: `pending`, `processing`, `completed`, `failed`, `cancelled`

## Usage Flow

1. POST /predictions with model and input → receive job_id
2. Poll GET /predictions/{job_id} until status is `completed` or `failed`
3. Result contains output URL(s) or data

## Output Type

url

## Tags

image-generation, text-to-image, image-editing, typography, multilingual, gemini, google, character-consistency, multi-image-fusion, conversational-editing, google-search, synthid

## Documentation

https://replicate.com/google/nano-banana-2