Startup Valuation Calculator A modern web application that helps startups calculate their valuation using advanced algorithms and AI-powered SWOT analysis. Generate investor-ready PDF reports in minutes.
Next.js 15.5.4 - React Framework
TypeScript 5.0 - Type Safety
Tailwind CSS 3.3 - Styling
LangChain - AI Integration
OpenAI GPT-3.5 - SWOT Analysis
jsPDF - Report Generation
🚀 Features Core Functionality AI-Powered Valuation: Advanced algorithms calculate startup valuation based on multiple factors
SWOT Analysis: AI-generated strategic insights using LangChain and OpenAI
PDF Report Generation: Professional, investor-ready reports with company branding
Real-time Calculations: Instant results with detailed breakdowns
Technical Features Multi-factor Valuation: Combines revenue multiples, user-based valuation, and industry-specific factors
Industry-Specific Multipliers: Different valuation models for Tech, SaaS, E-commerce, Healthcare, and Finance
Responsive Design: Beautiful UI that works on all devices
Type Safety: Full TypeScript implementation
🛠 Tech Stack Frontend:
Next.js 15.5.4
React 18
TypeScript
Tailwind CSS
Backend:
Next.js API Routes
LangChain
OpenAI GPT
PDF Generation:
jsPDF
Custom PDF templating
📋 Prerequisites Before running this project, make sure you have:
Node.js 18+ installed
An OpenAI API key
🚀 Quick Start
- Clone the Repository bash git clone https://github.com/QuisTech/startup-valuation-calculator cd startup-valuation-calculator
- Install Dependencies bash npm install
- Environment Setup Create a .env.local file in the root directory:
env OPENAI_API_KEY=your_openai_api_key_here 4. Run the Development Server bash npm run dev Open http://localhost:3000 in your browser.
📁 Project Structure
💰 How Valuation Works
The calculator uses a multi-factor approach:
Valuation Factors: Revenue Multiple: Industry-specific revenue multipliers
User-Based Valuation: Value per user calculations
Growth Rate Impact: Exponential factors based on monthly growth
Funding Stage Multipliers: Different weights for each funding round
Team Size Score: Valuation boost based on team experience
Market Share Impact: Bonus for significant market penetration
Industry Multipliers: SaaS: 12x revenue, $150 per user
Technology: 8x revenue, $100 per user
Healthcare: 6x revenue, $200 per user
Finance: 10x revenue, $300 per user
E-commerce: 3x revenue, $50 per user
📊 Input Requirements Users need to provide:
Company Information: Name and industry
Financial Metrics: Monthly revenue, growth rate, profit margin
User Metrics: User count and engagement
Market Data: Total addressable market size
Team Information: Team size and funding stage
🎯 Output Delivered After calculation, users receive:
Valuation Estimate: Primary valuation figure
Valuation Range: Realistic high/low bounds
SWOT Analysis: AI-generated strategic insights
Key Metrics: Revenue multiple, user value, market share
PDF Report: Professional document for investors
🔧 API Endpoints POST /api/calculate-valuation Calculates startup valuation and generates SWOT analysis.
Request Body:
typescript { companyName: string; industry: 'technology' | 'saas' | 'ecommerce' | 'healthcare' | 'finance' | 'other'; monthlyRevenue: number; userCount: number; growthRate: number; marketSize: number; fundingStage: 'pre-seed' | 'seed' | 'series-a' | 'series-b' | 'series-c'; teamSize: number; profitMargin: number; } Response:
typescript { valuation: number; valuationRange: { low: number; high: number }; swotAnalysis: { strengths: string[]; weaknesses: string[]; opportunities: string[]; threats: string[]; }; keyMetrics: { revenueMultiple: number; userValue: number; marketShare: number; }; } 🎨 Customization Adding New Industries Update Industry type in types/index.ts
Add multipliers in utils/constants.ts
Update the form options in ValuationForm.tsx
Modifying Valuation Algorithm Edit the calculation logic in services/valuationService.ts
Customizing PDF Reports Modify the template in services/pdfService.ts
🚀 Deployment Vercel (Recommended) bash npm run build Deploy to Vercel:
Push your code to GitHub
Connect your repository to Vercel
Add environment variables in Vercel dashboard
Deploy
Other Platforms The app can be deployed to any platform that supports Next.js:
Netlify
AWS Amplify
Railway
Digital Ocean App Platform
📝 Scripts npm run dev - Start development server
npm run build - Build for production
npm run start - Start production server
npm run lint - Run ESLint
🤝 Contributing Fork the repository
Create a feature branch (git checkout -b feature/amazing-feature)
Commit your changes (git commit -m 'Add some amazing feature')
Push to the branch (git push origin feature/amazing-feature)
Open a Pull Request
📄 License This project is licensed under the MIT License - see the LICENSE file for details.
🆘 Troubleshooting Common Issues PDF Generation Fails:
Ensure jsPDF is properly installed
Check browser compatibility
Valuation Returns Zero:
Verify all numeric fields are filled
Check for extremely low input values
SWOT Analysis Fails:
Verify OpenAI API key is valid
Check API quota and billing
Getting Help Open an issue on GitHub
Check existing issues for solutions
Verify all environment variables are set
🙏 Acknowledgments Next.js for the amazing React framework
Tailwind CSS for the utility-first CSS
OpenAI for the AI capabilities
LangChain for the LLM orchestration
jsPDF for PDF generation
Built with ❤️ for startups and investors
Empowering founders with smarter valuation insights