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Nano Banana Edit

Google's image editing model for precise inpainting, outpainting, background replacement, and stylized transformations

Use one of our client libraries to get started quickly.

Nano Banana Edit

Google's image editing model for precise inpainting, outpainting, background replacement, and stylized transformations. Ready-to-use REST inference API, best performance, no coldstarts, affordable pricing.

Image output~5-15sfrom $0.05/run

1. Calling the API

Submit a request

Send a POST request to start generation. The API returns immediately with a prediction ID for polling.

curl -X POST "https://api.vibedream.ai/api/v1/models/nano-banana-edit/generate" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $VIBEDREAM_API_KEY" \
  -d '{
    "images": [
        "https://example.com/image1.jpg"
    ],
    "prompt": "A beautiful sunset over mountains with golden light",
    "aspect_ratio": "1:1",
    "output_format": "png"
}'

2. Authentication

The API uses an API Key for authentication.

Get your API Key

Get your API key from vibedream.ai/models/api-keys.

Environment variable

export VIBEDREAM_API_KEY="your-api-key"

3. Queue & Results

Generation requests are queued and processed asynchronously. Poll the prediction endpoint until status is completed or failed.

Submit request

curl -X POST "https://api.vibedream.ai/api/v1/models/nano-banana-edit/generate" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $VIBEDREAM_API_KEY" \
  -d '{
    "images": [
        "https://example.com/image1.jpg"
    ],
    "prompt": "A beautiful sunset over mountains with golden light",
    "aspect_ratio": "1:1",
    "output_format": "png"
}'

Response

Returns immediately with a prediction ID. Use id to poll for results.

{
  "id": "550e8400-e29b-41d4-a716-446655440000",
  "status": "processing",
  "statusUrl": "https://api.vibedream.ai/api/v1/predictions/550e8400-e29b-41d4-a716-446655440000",
  "estimatedTime": "5-15s",
  "costCents": 5,
  "createdAt": "2025-01-15T12:00:00.000Z"
}

Get the result

Polling

# Replace YOUR_PREDICTION_ID with the id from the submit response
curl "https://api.vibedream.ai/api/v1/predictions/YOUR_PREDICTION_ID" \
  -H "Authorization: Bearer $VIBEDREAM_API_KEY"

# Poll every 1-2s until status is "completed" or "failed"

Completed response

outputs is string[] — an array of direct download URLs hosted on assets.vibedream.ai.

{
  "id": "550e8400-e29b-41d4-a716-446655440000",
  "modelId": "nano-banana-edit",
  "modelName": "Nano Banana Edit",
  "status": "completed",
  "outputs": [
    "https://assets.vibedream.ai/outputs/550e8400-e29b-41d4-a716-446655440000/1736942400000-0.png"
  ],
  "error": null,
  "createdAt": "2025-01-15T12:00:00.000Z",
  "completedAt": "2025-01-15T12:00:30.000Z"
}

Failed response

{
  "id": "550e8400-e29b-41d4-a716-446655440000",
  "modelId": "nano-banana-edit",
  "modelName": "Nano Banana Edit",
  "status": "failed",
  "outputs": null,
  "error": "Your request was flagged by content moderation. Please modify your prompt.",
  "createdAt": "2025-01-15T12:00:00.000Z",
  "completedAt": "2025-01-15T12:00:05.000Z"
}
FieldTypeDescription
idstringUnique prediction ID (UUID).
modelIdstringID of the model used for generation.
modelNamestringHuman-readable model name.
statusstringCurrent status. One of: processing, completed, failed.
outputsstring[] | nullArray of output URLs. Each URL is a direct download link to the generated file on assets.vibedream.ai. null when still processing or failed.
errorstring | nullError message if the generation failed. null on success.
createdAtstringISO 8601 timestamp when the request was submitted.
completedAtstring | nullISO 8601 timestamp when generation finished. null while processing.

4. Schema

Input

ParameterTypeRequiredDefaultRangeDescription
imagesstring | string[]Yes----The image to edit (up to 10 images supported via API)Pass a single image URL (string) or multiple image URLs (string[]). Accepted formats: JPEG, PNG, GIF, WebP.
promptstringYes----Describe the edit or transformation
aspect_ratiostringNo1:11:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3, 4:5, 5:4, 21:9The aspect ratio of the output image
output_formatstringNopngpng, jpegThe format of the output image

Example request

{
    "images": [
        "https://example.com/image1.jpg"
    ],
    "prompt": "A beautiful sunset over mountains with golden light",
    "aspect_ratio": "1:1",
    "output_format": "png"
}

Output

{
  "id": "550e8400-e29b-41d4-a716-446655440000",
  "modelId": "nano-banana-edit",
  "modelName": "Nano Banana Edit",
  "status": "completed",
  "outputs": [
    "https://assets.vibedream.ai/outputs/550e8400-e29b-41d4-a716-446655440000/1736942400000-0.png"
  ],
  "error": null,
  "createdAt": "2025-01-15T12:00:00.000Z",
  "completedAt": "2025-01-15T12:00:30.000Z"
}