A step-by-step guide to installing a custom Claude skill and using it to generate structured files — docs, data, reports — in seconds.
Download the skill folder and upload it into AntiGravity to get started
↓ Download Skill FolderStep-by-Step Setup
Follow these steps carefully in order. Everything is linked — no guessing.
Download and install AntiGravity on your computer. Follow the on-screen setup instructions. When prompted, select the folder where you want all your generated images to be saved.
Inside AntiGravity, go to the Extensions section and install the Claude Code extension. Once installed, authenticate it using your ★ Paid Claude Account — a paid plan is required for this to work.
In the AntiGravity chat box (where Claude is active), upload the skill folder zip file you downloaded above. Then type:
AntiGravity will handle the rest — the skill installs automatically. No manual file management needed.
After the skill is installed, type this in the AntiGravity chat:
Claude will generate the .env file automatically. You'll fill in your API key in the next step.
The skill uses FAL.ai to generate images via Nano Banana. Here's how to get your key:
Upload the product images you want to recreate into the AntiGravity chat, then type:
The skill will run, process your images through Nano Banana via FAL, and save the generated shots directly into the folder you selected in Step 1.
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