Step 1: Stop paying for ChatGPT Plus ($20/month).

Step 2: Go to ChatGPT Settings → Personalization.

Step 3: Copy Custom Instructions & best prompts.

Step 4: Paste them all into a Google Doc.

Step 5: Download Google Doc as Markdown (.md).

Step 6: Install Claude (app): claude .ai/ download.

Step 7: Get Claude Pro ($20/month).

Step 8: Open Claude → click "Cowork" (left sidebar)

Step 9: Use this guide: ruben.substack.com/p/qu….

Step 10: Select a folder on your computer.

Step 11: Drop .md file (Custom Instruction, prompts)

Step 12: Copy my prompt to make your personal writing style .md file: ruben.substack.com/p/i-…

Step 13: Start prompts with: "Read [your].md first.

Step 14: Create files in Claude (slides, Excel, doc).

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I haven't opened ChatGPT in 30 days.

Not because I'm loyal to Claude.

Because I finally stopped fighting my AI.

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Full breakdown (free): ruben.substack.com/p/qu….