🏗️ AI Platform Architecture

flowchart TB subgraph User[User Layer] U[User] end subgraph Auth[Authentication Layer] AUTH[Auth & AuthZ
Entra ID / OAuth 2.0] end subgraph Interface[Interface Layer] IC[Chat Interface
Web/Mobile/Desktop] end subgraph Backend[Backend Layer] BE[Backend API
Node.js/Python/Java] SCH[Scheduler
Cron Jobs/Celery] end subgraph Docs[Document Repository] DMS[Document Repository
Google Drive/SharePoint] end subgraph AI[AI Layer] LLM[LLM
Claude Sonnet/GPT-4] end subgraph Automation[Automation Layer] AUTO[Automation Platform
Power Automate/n8n] end subgraph MCP_Layer[MCP Layer] MCP[Model Context Protocol] MCP1[MCP Tool 1
Database Connector] MCP2[MCP Tool 2
API Gateway] MCP3[MCP Tool 3
Documents Connector] end subgraph Integrations[Integration Layer] API[Internal APIs
REST/GraphQL] ERP[ERP/CRM
SAP/Salesforce] end subgraph Data[Data Layer] DB[(Databases
SQL/NoSQL)] FILES[Storage
S3/Local Storage] end subgraph Observability[Observability Layer] OBS[Monitoring
Langfuse/Grafana] end U --> IC IC --> AUTH IC --> BE BE --> AUTH SCH --> BE BE --> DMS BE --> LLM BE --> AUTO AUTO --> LLM AUTO --> MCP AUTO --> BE LLM --> MCP MCP --> MCP1 MCP --> MCP2 MCP --> MCP3 MCP1 --> DB MCP1 --> FILES MCP2 --> API MCP2 --> ERP MCP3 --> DMS BE -.-> OBS LLM -.-> OBS AUTO -.-> OBS MCP -.-> OBS DMS -.-> FILES DMS -.-> DB IC -.-> U style U fill:#e1f5ff style AUTH fill:#ffe1f0 style IC fill:#fff4e1 style BE fill:#ffd6e8 style SCH fill:#ffb3d9 style DMS fill:#ffe8b3 style LLM fill:#f0e1ff style AUTO fill:#e8d4ff style MCP fill:#e1ffe1 style MCP1 fill:#c8f7c8 style MCP2 fill:#c8f7c8 style MCP3 fill:#c8f7c8 style DB fill:#ffe1e1 style API fill:#ffe1e1 style FILES fill:#ffe1e1 style ERP fill:#ffe1e1 style OBS fill:#d4f1f4