PRIVATE ON-PREMISE ENVIRONMENT — AIR-GAPPED / VPN ISOLATED — ZERO DATA EGRESS0101TRIGGER LAYERInput Sources — Human & Event-Driven0202INGRESS & GUARDRAILSInput Security, Validation & Pre-Processing0303AGENT ORCHESTRATIONThe Reasoning Brain — ReAct Loop & Multi-Agent0404CONTEXT & MEMORYState Management — Persistent & Non-Persistent0505KNOWLEDGE & DATAInformation Retrieval — Structured & Unstructured0606TOOL EXECUTIONAction Layer — Deterministic & Probabilistic0707GOVERNANCE, OBSERVABILITY & EXPLAINABILITYControl Plane — Audit, Monitor, Explain, Comply0808OUTPUT & DELIVERYResponse Generation — Guardrails, HITL, Delivery0909ON-PREMISE INFRASTRUCTUREPhysical Foundation — Compute, Storage, Network, Security▼ All inputs pass through security before reaching the AI — identity propagates through entire pipeline▼ The agent reasons in a loop: Observe → Think → Plan → Act → Reflect — multi-agent for complex tasks▼ Context window = what the LLM sees now (non-persistent) | Memory = what it remembers across sessions (persistent)▼ Unstructured data is vectorized (RAG) with full provenance | Structured data accessed via MCP/APIs▼ Deterministic tools for exact answers (separate lane) | AI tools for understanding & generation▼ Every action is logged, traced, and explainable — replay any request for debugging and audit▼ Output validated, human-reviewed if needed, then delivered — feedback drives continuous improvement▼ All running on-premise — air-gapped, encrypted, zero data egress | 3-year TCO: $2-5M for mid-size
Human-Driven Input

Direct user interactions that initiate the AI pipeline through multiple modalities

Chat / Text Query
Voice Input (STT)
Document Upload
Internal API Request
Event-Driven Input

Automated triggers from enterprise systems, schedules, and IoT/edge sensors

Scheduled Triggers (Cron)
Webhooks / CI-CD Events
Database CDC Events
IoT / Edge Device Alerts
Event Bus / Message Queue

Kafka / RabbitMQ — central nervous system with replay protection & dedup

Deduplication (Idempotency Keys)
Priority Queue + TTL
Dead Letter Queue
Schema Registry (Avro)
Input Guardrails

Multi-layer security: injection detection, PII redaction, RBAC, data classification

Prompt Injection Detection
PII / PHI Redaction
RBAC + AD/LDAP Integration
Data Classification Tagging
Rate Limiting & Token Budget
Content Policy Filter
Pre-Processing Engine

Normalizes, classifies intent, rewrites queries, and routes by modality

Intent Classification
Query Rewriting / HyDE
Language Detection
Multi-Modal Router
Schema Validation

JSON Schema validation ensures request structure conformity

JSON Schema Check
Domain Constraints
Agent Reasoning Engine

The cognitive core — ReAct loop with Chain-of-Thought reasoning and self-reflection

1. OBSERVE — Receive State
2. THINK — Chain-of-Thought
3. PLAN — Task Decomposition
4. ACT — Tool Selection & Invocation
5. REFLECT — Self-Critique
LOOP / TERMINATE Decision
Write-Back Policy
Routing & Decision Logic

Deterministic vs. probabilistic paths — the critical architectural decision

Deterministic Path (Separate Lane)
Probabilistic Path (LLM)
Multi-Agent Delegation
HITL Escalation Trigger
Multi-Agent Orchestration

Supervisor, specialist, and evaluator agents collaborate on complex tasks

Supervisor Agent
Code Agent
Data Agent
Research Agent
Evaluator Agent
Context Window

The LLM's active working space — what it can "see" right now (e.g., 128K tokens)

System Prompt (Persona + Rules)
Conversation History
Retrieved Context (RAG)
Tool Call Results
Token Budget Manager
KV Cache (GPU VRAM)

Non-persistent attention cache — accelerates token generation, cleared per session

Key-Value Attention Pairs
Prefix Caching
Eviction Policy (LRU)
Sliding Window Attention
Persistent Memory

Long-term storage that survives across sessions — with write-back policies

Semantic Memory (Vector DB)
Episodic Memory
User Profile Store
Procedural Memory
Write-Back Policy Engine
Unstructured Data → Vectorization (RAG)

6-stage pipeline: ingest → chunk → embed → index → search → re-rank

1. Document Ingestion + Provenance
2. Semantic Chunking
3. Embedding Model (On-Prem)
4. Vector DB + HNSW Indexing
5. Hybrid Search (Dense + BM25)
6. Cross-Encoder Re-Ranking
Structured Data Access (MCP + APIs)

MCP servers and direct APIs — the standard way AI connects to tools and data

MCP Servers (Model Context Protocol)
REST / GraphQL APIs
Text-to-SQL Engine
gRPC High-Performance Services
Knowledge Graph

Entity-relationship graph for multi-hop connected reasoning

Entity Store (Nodes)
Relationship Edges
Multi-Hop Queries
Deterministic Tools

Exact-result tools — same input ALWAYS produces same output. No LLM involved.

Code Interpreter (Python Sandbox)
Math Engine (Arbitrary Precision)
Business Rule Engine
SQL Executor (Validated)
Probabilistic / AI Tools

AI-powered tools for understanding, generation, and pattern recognition

LLM Inference Engine
Vision Models (OCR, Charts)
Speech Models (Whisper/TTS)
Classification Models
External Integrations

Enterprise systems, workflows, notifications — each with circuit breakers

Email / Slack / Teams Notifications
Workflow Automation (n8n/Airflow)
Document Generation
ITSM / Ticketing (ServiceNow/Jira)
Governance & Compliance

Policy engine, model registry, audit trails, bias monitoring, data lineage

Model Registry & Versioning
Model Lifecycle (LoRA Fine-tuning)
Policy Engine (OPA)
Data Lineage Tracking
Immutable Audit Trail
Bias & Fairness Monitor
Observability Stack

Traces, evals, token tracking, latency monitoring — full-stack visibility

Token & Cost Tracking
Latency Monitoring (P50/P95/P99)
Distributed Tracing (OpenTelemetry)
Automated Evals Pipeline
Request Replay & Debugging
Grafana Dashboards
Explainability Engine

Glass box AI — chain-of-thought traces, source attribution, confidence scores

Chain-of-Thought Traces
Tool Call Audit Log
Source Attribution & Citations
Confidence Scores
Counterfactual Explanations
Output Guardrails

Final safety: hallucination detection, toxicity, PII, format validation

Hallucination Detection
Toxicity & Bias Filter
Output PII Redaction
Format Validation
Citation Verification
Human-in-the-Loop (HITL)

Human oversight for high-stakes decisions — approve, reject, or modify

Approval Workflows
Confidence Threshold Gate
Feedback Collection
Continuous Improvement Loop
Output Delivery

Final response via streaming chat, documents, APIs, or triggered actions

Streaming Chat (SSE/WebSocket)
Generated Documents
API Response (JSON)
Triggered Actions
Compute Infrastructure

GPU clusters, CPU nodes, Kubernetes — with cost implications

GPU Cluster (A100/H100)
CPU Orchestration Nodes
Kubernetes + Auto-Scaling
Load Balancer
Storage Systems

Vector DB, PostgreSQL, object storage — all encrypted at rest

Vector DB (Milvus/Weaviate)
PostgreSQL
Object Storage (MinIO)
Time-Series DB (Prometheus)
Network Security

Air-gapped / VPN, TLS 1.3, API gateway, service mesh — zero data egress

Air-Gapped / VPN Network
TLS 1.3 Everywhere
API Gateway
Service Mesh (Istio)
Security & Training Data

HSM keys, AES-256, container security, training data pipeline, bias detection

HSM Key Management (FIPS 140-2)
AES-256 Encryption At Rest
Container Security (Falco)
Training Data Pipeline
Continuous Vulnerability Scanning
User RequestAsync EventsRouted EventValidated InputClassifiedProcessed QuerySub-task DispatchMulti-Agent DelegationAggregated ResultsRead ContextInjected ContextStore / RetrieveCache K/V PairsRAG QueryMCP / API QueryGraph QueryRetrieved ChunksQuery ResultsExact ComputationAI InferenceExternal ActionExact ResultAI ResultAction ResultTraces & MetricsCoT TracesPolicy CheckDraft ResponseFlagged for ReviewApproved OutputHuman ApprovedFeedback LoopFine-tune DataLoop Detection → Escalate
75%
OVERVIEW
01. TRIGGER LAYER
02. INGRESS & GUARDRAILS
03. AGENT ORCHESTRATION
04. CONTEXT & MEMORY
05. KNOWLEDGE & DATA
06. TOOL EXECUTION
07. GOVERNANCE, OBSERVABILITY & EXPLAINABILITY
08. OUTPUT & DELIVERY
09. ON-PREMISE INFRASTRUCTURE
CONNECTIONS
Data Flow
Monitoring / Audit
Error / Escalation
Animated = Active Flow

PRIVATE AI ON-PREMISE — AGENTIC ARCHITECTURE

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