AI-powered RAG Configuration Assistant: From Form to Email Recommendations

Description

An intelligent RAG Configuration Assistant that analyzes your retrieval-augmented generation requirements and delivers AI-powered recommendations via email. Get expert guidance on embedding models, chunk sizes, vector stores, and cost estimates—all automated through a simple form submission.

Key Features

• AI-powered analysis using LLM
• 14 predefined use cases (Document Q&A, Chatbot, Legal, Medical, etc.)
• Optional document upload for enhanced analysis
• Beautiful HTML email reports with modern dashboard design
• Customized n8n workflow JSON attachment
• Cost estimation based on budget and usage
• Deterministic AI (temperature=0) for consistent results
• Dual-branch architecture (file upload or manual input)

How it works

1. Form Submission: User provides use case, document type, pages, budget, query volume
2. AI Analysis: Claude evaluates requirements and complexity
3. Recommendation Engine: Generates optimal configuration (embedding model, chunk size, vector store)
4. Report Generation: Creates professional HTML email with all recommendations
5. Workflow Creation: Builds customized n8n workflow JSON
6. Email Delivery: Sends report + workflow attachment via Gmail

How to use

1. Setup credentials: Add OpenRouter API key and Gmail OAuth
2. Activate workflow: Enable the Form Trigger
3. Share form URL: Distribute to your team or clients
4. Receive requests: Users fill out the form
5. Get results: Recipients receive email with recommendations + workflow file
6. Import workflow: Download attached JSON and import to n8n

Requirements

Essential:

• n8n instance (v1.0+)
• OpenRouter account + API key
• Gmail account with OAuth2 setup