Eigen - AI-Powered Real Estate Investment and Finance Platform

A comprehensive full-stack application that combines AI-powered document analysis with real estate investment screening. Built with FastAPI backend and Next.js frontend, featuring advanced LangChain integration for intelligent property data extraction and analysis.

✨ Key Features

🤖 AI-Powered Analysis

Intelligent Document Processing: Automatically extracts property data from various document formats (PDF, Excel, CSV, PowerPoint, etc.)
Data-Driven Screening: AI agent with emphasis on facts and quantitative analysis
Memory-Based Search: Vector database for intelligent document retrieval and context
Multi-Format Support: Handles PDFs, Excel files, PowerPoint presentations, Word documents, and more

📊 Real Estate Investment Tools

Property Data Extraction: Structured extraction of financial metrics, property details, and market data
Investment Screening: Comprehensive analysis of real estate opportunities
Risk Assessment: Data-driven risk evaluation and mitigation strategies

🔧 Technical Features

Modern Tech Stack: FastAPI + Next.js 15 with TypeScript
AI Integration: LangChain with Google Gemini 2.5 Pro
Vector Database: ChromaDB for document memory and search
Real-time Chat: Interactive AI agent with conversation context
File Processing: OCR, document parsing, and data extraction
Authentication: JWT-based security system

🤖 AI Agent Commands

The AI agent supports special commands for enhanced functionality:

@screener - Run comprehensive screening on all documents
@memory [query] - Search memory for specific information
@stats - Show memory statistics and document counts
@help - Display available commands

Example Usage

User: @screener
AI: 🔍 **MEMORY SCREENING RESULTS** [Detailed analysis of all documents]

User: @memory market trends
AI: 🔍 **Memory Search Results** [Relevant market trend information]

User: What's my portfolio performance?
AI: [Data-driven analysis based on uploaded documents]

📊 Supported Document Types

The system can process and extract data from:

PDFs - Property reports, financial statements
Excel/CSV - Financial data, market analysis
PowerPoint - Investment presentations
Word Documents - Property descriptions, legal docs
RTF/ODT - Alternative document formats
Text Files - Raw data and notes

📈 Performance Features

Optimized Document Processing: Efficient parsing with content truncation for large files
Caching: Redis-based caching for improved response times
Vector Search: Fast semantic search using ChromaDB
Async Processing: Non-blocking operations for better user experience
Memory Management: Intelligent document memory with cleanup