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Get Started Free →minicoohei/nanobanana
Gemini画像生成APIでテキストから画像生成、既存画像の編集を行うスキル。 「画像を生成して」「イラストを作って」「写真を編集して」等のリクエストで発動。
Passed 20 of 21 test cases with the skill, and 11 of 21 without it.
and 8 more in the full report
9 fixed12 passed either way1 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 9 test cases the skill fixed. Same model, same prompt, with and without the skill.
I need to generate a futuristic cyberpunk city skyline image for a project banner. Please create it in a 21:9 aspect ratio and group the output under a session named 'banner_project'.
| Checked | Without skill | With skill |
|---|---|---|
| Executable command uses python scripts/nanobanana.py | Missed | Passed |
| Command sets aspect ratio parameter to 21:9 | Missed | Passed |
| Command sets session parameter to banner_project | Missed | Passed |
The instructions your model reads when the skill loads.
Generate or edit images using Gemini Image Generation API.
# Text-to-image
python scripts/nanobanana.py "{prompt}" --aspect-ratio "{ratio}"
# Image editing
python scripts/nanobanana.py "{prompt}" --input "{image_path}"
# Multiple reference images
python scripts/nanobanana.py "{prompt}" --input "{image1}" --input "{image2}"
| Parameter | Required | Default | Description |
|---|---|---|---|
| prompt | Yes | - | Generation/edit instruction |
| --input, -i | No | - | Input image(s) for editing |
| --output, -o | No | auto | Output path |
| --aspect-ratio, -ar | No | 16:9 | Output ratio |
| --session, -s | No | - | Session name for organizing output |
| --force-ar | No | false | Force aspect ratio in edit mode |
1:1, 4:3, 3:4, 16:9, 9:16, 21:9
test cases passed, vs 11 / 21 without
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