Interactive structured prompt builder with GPT-4.1-mini and guided questions

Interactive structured prompt builder with GPT-4.1-mini and guided questions

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🤖 AI Prompt Generator Workflow (n8n)

Automatically transforms vague ideas into detailed, structured prompts for AI agents through an interactive Q&A process.


🎯 Who It's For

This workflow is ideal for:

  • Content creators who need AI-assisted content generation
  • Prompt engineers looking to standardize prompt creation
  • AI developers building agent-driven workflows
  • Anyone needing structured prompts for AI tools

✨ Key Features

  • Interactive form interface to collect initial project information
  • AI-powered follow-up question generation to fill information gaps
  • Sequential presentation of questions with a clean, user-friendly UI
  • Intelligent merging of user responses into a comprehensive dataset
  • Structured prompt generation with:
    • Roles
    • Inputs
    • Tools
    • Instructions
    • Constraints
    • Conclusions
  • Final prompt output displayed in a ready-to-use format
  • Automatic output parsing for consistent formatting

âš™ Requirements

  • OpenAI API credentials (GPT-4.1-mini model)
  • Basic understanding of prompt engineering concepts

🛠 How to Use — Step-by-Step

1. Configure Credentials

  • Add OpenAI API credentials in n8n (e.g., "OpenAI account 2")
  • Ensure webhook endpoints are publicly accessible

2. Initial Form Setup

  • BaseQuestions form collects core project details
  • Customize fields for your specific use case
  • Typical questions include goals, tools, inputs, and desired outputs

3. AI Follow-Up Questions

  • RelatedQuestionAI generates 3 AI-driven follow-up questions
  • Adjust prompts for different styles or question formats
  • Structured Output node formats the questions cleanly

4. Final Prompt Creation

  • PromptGenerator compiles all inputs into a structured prompt
  • Customize templates to change style or formatting
  • Output Parser ensures the final prompt is well-structured

🔗 Useful Links


💬 Support & Help