Generate/edit images with Nano Banana Pro (Gemini 3 Pro Image). Use for image create/modify requests incl. edits. Supports text-to-image + image-to-image; 1K/2K/4K; use --input-image.
92
88%
Does it follow best practices?
Impact
100%
3.12xAverage score across 3 eval scenarios
Risky
Do not use without reviewing
Draft-to-final image generation workflow
Draft uses 1K resolution
0%
100%
Final uses 4K resolution
0%
100%
4K not used for drafts
50%
100%
Filename timestamp format
0%
100%
Descriptive filename suffix
37%
100%
Absolute path to script
0%
100%
No cd to skill directory
100%
100%
uv run used
0%
100%
Multiple iteration steps
100%
100%
Precise image editing with template and path handling
--input-image flag used
0%
100%
Editing prompt uses 'Change ONLY' structure
16%
100%
Editing prompt preserves other elements
58%
100%
Preflight input file check
100%
100%
No reading image back
100%
100%
Absolute path to script
0%
100%
uv run used
0%
100%
Filename follows timestamp pattern
0%
100%
edit_notes.txt explains approach
70%
100%
Resolution mapping and API key argument handling
Thumbnail uses 1K
0%
100%
Web banner uses 2K
0%
100%
Print uses 4K
0%
100%
Uppercase K in resolutions
0%
100%
--api-key argument used
100%
100%
Filename timestamp format
0%
100%
Descriptive filename suffixes
100%
100%
Absolute path to script
0%
100%
uv run used
0%
100%
README documents resolutions
100%
100%
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