WaveSpeedAI Nano Banana 2 Image Generation/Editing

import wavespeed from 'wavespeed';
const output_url = (await wavespeed.run(
  "google/nano-banana-2/text-to-image",
  {
    prompt: "A red vintage Porsche 911 on a winding mountain road at golden hour, photorealistic",
    aspect_ratio: "16:9",
    resolution: "2k",
    output_format: "png"
  }
))["outputs"][0];

Image Editing

Model ID: google/nano-banana-2/edit

Edit existing images using natural language prompts. Supports up to 14 input images.

#### Parameters

| Parameter | Type | Required | Default | Description | |-----------|------|----------|---------|-------------| | images | string[] | Yes | [] | URLs of input images to edit (1-14 images) | | prompt | string | Yes | -- | Text description of the desired edit | | aspect_ratio | string | No | -- | Output aspect ratio. One of: 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9, 1:4, 4:1, 1:8, 8:1 | | resolution | string | No | 1k | Image resolution. One of: 1k, 2k, 4k | | output_format | string | No | png | Output format. One of: png, jpeg |

#### Example

import wavespeed from 'wavespeed';
// Upload local images first, or use existing URLs
const imageUrl = await wavespeed.upload("/path/to/living-room.png");
const output_url = (await wavespeed.run(
  "google/nano-banana-2/edit",
  {
    images: [imageUrl],
    prompt: "Change the wall color to warm terracotta and add indoor plants",
    aspect_ratio: "16:9",
    resolution: "4k",
    output_format: "png"
  }
))["outputs"][0];

#### Multi-Image Editing

// Upload multiple local images
const faceUrl = await wavespeed.upload("/path/to/face.png");
const hairstyleUrl = await wavespeed.upload("/path/to/hairstyle.png");
const output_url = (await wavespeed.run(
  "google/nano-banana-2/edit",
  {
    images: [faceUrl, hairstyleUrl],
    prompt: "Apply the hairstyle from the second image to the person in the first image"
  }
))["outputs"][0];