Enterprise Knowledge Base - Layered Architecture

Consumer Interfaces

AI Consumers

Internal Chatbots

GitHub Copilot

Automation Agents

Customer AI

Human Consumers

Employee Portal

Search UI

Mobile App

Admin Console

API Gateway

Gateway Services

Authentication

Rate Limiting

API Endpoints

REST API

GraphQL API

Streaming API

Webhook Handler

RAG Engine

Query Processing

Query Parser

Intent Classifier

Query Expander

Retrieval Pipeline

Hybrid Search

Semantic Ranker

Context Builder

Generation

Prompt Engine

LLM Router

Citation Generator

Knowledge Processing

Ingestion Pipeline

Source Connectors

Document Parser

Content Cleaner

Embedding Pipeline

Chunking Engine

Embedding Model

Index Manager

Knowledge Services

Graph Builder

Freshness Checker

Metadata Enricher

Data Storage

Vector Storage

🗄️Pinecone/Milvus

📊Vector Index

Document Storage

🐘PostgreSQL

☁️S3/Blob Store

Knowledge Graph

🕸️Neo4j/Neptune

🔗Graph Index