What This Workflow Does
This n8n workflow provides a user-friendly web interface to generate structured prompts for Large Language Models (LLMs) using Google Gemini. Users can describe their desired prompt, specify which sections they want included such as System Instructions, Examples, and Inputs, and the workflow will leverage AI to create a well-formatted and optimized prompt ready for use.
How It Works
The workflow operates through a simple form interface where users input their prompt requirements. The form trigger captures user input and sends it to the Google Gemini AI model through the LM Chat node. The AI processes the request and generates a structured prompt based on the specified sections. The workflow then responds to the user with the generated prompt displayed on the web interface via the webhook response node.
Use Cases
- Marketing professionals creating optimized prompts for content generation and copywriting tasks
- Software developers generating system prompts for AI-powered application features and chatbots
- Educators developing structured prompts for student learning and interactive AI tutoring systems
- Content creators building prompts for consistent brand voice across multiple AI-generated articles and posts
- Business analysts crafting detailed prompts for data analysis and report generation using AI assistants
Nodes Used
- Form Trigger: Captures user input through a web form interface
- Google Gemini Chat: Processes requests using Google’s Gemini AI model
- LM Chain: Orchestrates the language model operations and prompt engineering
- Form: Defines the structure and fields of the user input form
- Webhook: Receives incoming requests from the form submission
- Respond to Webhook: Returns the generated prompt result to the user
- Sticky Note: Provides workflow documentation and guidance
Prerequisites
- Active n8n account with workflow creation access
- Google Gemini API credentials and authentication setup
- Basic understanding of LLM prompt engineering principles
- Web access to the n8n workflow interface
- Sufficient API quota for Google Gemini API calls
Difficulty Level
Beginner to Intermediate. This workflow is suitable for users new to n8n who want to quickly set up an AI-powered prompt generation tool. While the basic setup is straightforward, customizing the prompt sections and AI behavior requires some familiarity with LLM concepts and n8n node configuration.
This workflow template is shared under the n8n fair-code license. Free to use and modify.
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