mermaid.leularia.com
Mermaid AI | Build Diagrams With AI
AI diagram generator reducing design time from 30min to 5min using Gemini Flash 2.0. Generates sequence diagrams, DB schemas, UML from natural language.
Problem Statement
Designers and developers spend 30+ minutes creating technical diagrams manually, slowing down documentation and planning workflows.
Solution
Built an AI-powered Mermaid.js playground that converts natural language descriptions into production-ready diagrams instantly, with safe AI code generation.
Technical Stack
Frontend
Tanstack StartReactTypeScript
Backend
Gemini 2.0 Flash API
Deployment
Vercel
Key Metrics
Performance
5min average diagram generation time (vs 30min manual) - 6X improvement
Users
5K+ monthly active users
Impact
250+ GitHub stars
System Metrics
99.2% API uptime, 50ms mean latency via caching, $0.03 cost per diagram (optimized from $0.15)
My Role
Sole developer - Full stack implementation, AI integration, and deployment
Challenges & Solutions
Integrating Gemini API safely while maintaining code quality and preventing prompt injection attacks.