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Free Instagram caption builder

Free Instagram Caption Generator

Build a caption-writing prompt in seconds. Pick your goal, tone, hook and call to action, then copy a prompt into ChatGPT or Claude to get 3 ready-to-post captions. No signup, nothing leaves the tab.

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Your prompt

This is 1 of 3 modes. Unlock the full Prompt Studio.

This free builder makes one caption prompt at a time. The full Marketing Copy Prompt Pack gives you the complete system for captions, launches, ads and emails with a one-click Copy-Deck.

Works in ChatGPT, Claude, Gemini or any AI chat tool. Paste it in and get three captions to choose from.

STEP 1
Describe your post

Type your topic or brand, like a candle brand launching an autumn scent.

STEP 2
Pick the look

Choose the goal, tone, hook, call to action and length.

STEP 3
Copy & paste

Hit Copy and paste the prompt into ChatGPT, Claude or Gemini to get 3 ready captions.

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