Design & media

图像生成 Nano Banana 2

Generate or edit images from prompts and up to 14 references, with selectable aspect ratios and sizes up to 4K.

What it does

Generate or edit images with Nano Banana 2.0 through the `dlazy banana2` CLI. Send a text prompt with up to 14 image URLs or local paths, and choose an aspect ratio plus an output size from 512 to 4K. Results are returned as JSON with hosted image URLs, while optional async mode returns a generation ID for polling.

When to use it

  • Creating images from text prompts
  • Editing a local or hosted image
  • Generating multiple aspect-ratio variants
  • Submitting image jobs asynchronously

The skill document

图像生成 Nano Banana 2

English · 中文

Generate/edit high-quality images with Nano Banana 2.0. Supports text-to-image and image-to-image.

Trigger Keywords

  • nano banana 2.0
  • nano banana
  • generate image, edit image
  • text to image, image to image

Authentication

All requests require a dLazy API key. The recommended way to authenticate is:

dlazy login

This runs a device-code flow (also works in remote shells) and automatically saves your API key to the local CLI config — no manual copy/paste required.

Alternative: Set the Key Manually

If you already have an API key, you can save it directly:

dlazy auth set YOUR_API_KEY

The CLI saves the key in your user config directory (~/.dlazy/config.json on macOS/Linux, %USERPROFILE%\.dlazy\config.json on Windows), with file permissions restricted to your OS user account. You can also supply the key per-invocation via the DLAZY_API_KEY environment variable.

Getting Your API Key Manually

  1. Sign in or create an account at dlazy.com
  2. Go to dlazy.com/dashboard/organization/api-key
  3. Copy the key shown in the API Key section

Each key is scoped to your dLazy organization and can be rotated or revoked at any time from the same dashboard.

About & Provenance

You can install on demand without persisting a global binary by running:

npx @dlazy/cli@1.2.3 

Or, if you prefer a global install, the skill's metadata.clawdbot.install field declares the exact pinned version (npm install -g @dlazy/cli@1.2.3). Review the GitHub source before installing.

How It Works

This skill is a thin client over the dLazy hosted API. When you invoke it:

  • Prompts and parameters you provide are sent to the dLazy API endpoint (api.dlazy.com) for inference.
  • Any local file paths you pass to image / video / audio fields are uploaded to dLazy's media storage (files.dlazy.com) so the model can read them — the same flow as any cloud-based generation API.
  • Generated output URLs returned by the API are hosted on files.dlazy.com.

This is the standard SaaS pattern; the skill itself does not access network or filesystem resources beyond what the dLazy CLI already handles. See dlazy.com for the full service terms.

Usage

CRITICAL INSTRUCTION FOR AGENT: Run the dlazy banana2 command to get results.

dlazy banana2 -h

Options:
  --prompt [prompt]                    Prompt
  --images [images...]                 Images [image: url or local path] (max 14)
  --aspectRatio [aspectRatio]          Aspect Ratio [default: auto] (choices: "auto", "1:1", "4:3", "3:4", "16:9", "9:16", "21:9")
  --imageSize [imageSize]              Image Size [default: 512] (choices: "512", "1K", "2K", "4K")
  --dry-run                            Print payload + cost estimate without calling API
  --no-wait                            Return generateId immediately for async tasks
  --timeout                   Max seconds to wait for async completion (default: "1800")
  -h, --help                           display help for command

Any flag also accepts pipe references — - (auto-pick from upstream stdin), @N (n-th output), @N.path (jsonpath into output), @* (all primary values), @stdin / @stdin:path (whole envelope). See dlazy --help for details.

Output Format

{
  "ok": true,
  "result": {
    "tool": "banana2",
    "modelId": "banana2",
    "outputs": [
      {
        "type": "image",
        "id": "o_xxxxxxxx",
        "url": "https://files.dlazy.com/result.png",
        "mimeType": "image/png"
      }
    ]
  }
}

Async tasks (when --no-wait is passed) return outputs: [] and a task: { generateId, status } field instead. Use dlazy status --wait to poll.

Command Examples

# basic call:
dlazy banana2 --prompt 'prompt text' --image '/path/to/image.png'

# complex call:
dlazy banana2 --prompt 'prompt text' --image 'https://files.dlazy.com/image.png'

Error Handling

CodeError TypeExample Message
401Unauthorized (No API Key)ok: false, code: "unauthorized", message: "API key is missing or invalid"
501Missing required parametererror: required option '--prompt ' not specified
502Local file read errorError: Image file/Video file not found: C:\path\to\your\file
503API request failed (no balance)ok: false, code: "insufficient_balance"
503API request failed (server error)HTTP status code error (500 server crash)
504Asynchronous task execution failed=== Generation Failed === / {Specific error reason returned by backend, for example "Prompt violates safety policy"}

AGENT CRITICAL INSTRUCTION:

  1. If the execution result returns code: "insufficient_balance", you MUST explicitly inform the user that their credits are insufficient and guide them to recharge: https://dlazy.com/dashboard/organization/settings?tab=credits
  2. If the execution result returns code: "unauthorized" or indicates missing API key, you MUST inform the user to get their API key from https://dlazy.com/dashboard/organization/api-key and save it using dlazy auth set and resume the task.

Tips

Visit https://dlazy.com for more information.

Questions people ask

Does it support both text-to-image and image-to-image workflows?
Yes. A prompt can be used on its own for generation or combined with image URLs or local image paths for editing and image-guided generation, with up to 14 images accepted.
Which output sizes and aspect ratios can I select?
Sizes are 512, 1K, 2K, and 4K. Aspect-ratio choices are auto, 1:1, 4:3, 3:4, 16:9, 9:16, and 21:9.
What authentication and output should I expect?
Every request requires a dLazy API key, saved through `dlazy login`, `dlazy auth set`, or provided via `DLAZY_API_KEY`. Completed calls return JSON containing image metadata and a hosted URL; `--no-wait` returns a generation ID for later polling.

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