Private AI · Self-Hosted Models · Controlled Inference

Run AI inside an infrastructure boundary your business controls.

ENIGMA engineers self-hosted and privacy-controlled AI systems that keep model access, company knowledge, integrations, logging and operational policies within an architecture designed around your security, performance and ownership requirements.

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Private Runtime

Dedicated model inference in your selected server, VPC or private cloud.

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Governed Data Access

Identity, permissions, policies and private knowledge retrieval.

monitoring

Operational Control

Versioning, evaluation, monitoring, capacity and audit visibility.

policy

Private AI is not only a model installation. It requires a controlled runtime, identity and policy enforcement, private data connections, evaluation, monitoring, updates and a clear operating responsibility model.

Private AI Control Plane

Self-Hosted Inference & Policy Boundary

Isolated

Enterprise Identity

SSO · Roles · API Access

Model Gateway

Routing · Rate Limits · Policies

memory

Private Model

database

Private RAG

api

Business APIs

analytics

Monitoring

Data Boundary

Controlled

Inference

Private Runtime

Operations

Monitored

memorySelf-Hosted Inference
location_onData Residency Control
shield_personIdentity & Policy Layer
databasePrivate RAG & Integrations
monitor_heartMonitoring & Model Operations

Using AI privately requires control over the model, the data path and the operating environment.

The real decision is not simply public model versus open-source model. It is which architecture gives your organization the right balance of privacy, performance, cost, flexibility and operational responsibility.

public

Uncontrolled Adoption

Employees use disconnected AI tools without a defined business boundary.

closeSensitive information may enter unapproved tools or accounts.

closeModel access, prompts, outputs and usage are difficult to govern.

closeBusiness integrations and role permissions remain fragmented.

closeVendor, latency, availability and cost dependencies are not designed.

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ENIGMA Private AI Architecture

AI is delivered through a governed platform your organization can operate.

check_circleSelected models run inside an approved infrastructure boundary.

check_circleIdentity, policy, logging and data access are centrally controlled.

check_circlePrivate RAG and APIs connect approved company systems.

check_circleEvaluation, versioning, monitoring and rollback support operations.

Private AI becomes valuable when control is part of the business requirement—not an optional feature.

The strongest business case usually combines sensitive information, repeatable AI workloads, integration needs and a clear requirement for ownership or deployment control.

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Sensitive Data Boundaries

Keep selected prompts, documents, records and model interactions inside an approved environment.

Outcome: Designed data control

account_tree

Enterprise Integration

Connect AI with private databases, CRM, ERP, document systems and internal workflows.

Outcome: AI inside real operations

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Policy & Audit Requirements

Define who can use models, which data can be retrieved, what gets logged and when actions escalate.

Outcome: Governed usage

speed

Latency & Availability Control

Design infrastructure around workload location, response expectations and service continuity.

Outcome: Predictable operating design

tune

Model Choice & Customization

Select model size, language support, context, quantization, adapters and routing based on the use case.

Outcome: Fit-for-purpose AI

payments

Usage Economics

Evaluate infrastructure ownership against token cost, concurrency, model size and long-term workload volume.

Outcome: Transparent cost model

A controlled path from enterprise applications to private model inference.

Every request moves through identity, policy, data and monitoring layers before it reaches the model or triggers a business action.

01 · Channels
devices

Enterprise Applications

Web, mobile, portals, agents, APIs and internal tools.

02 · Gateway
api

Private AI Gateway

Authentication, routing, rate limits and request policies.

03 · Governance
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Identity & Policy

Roles, permissions, data filters, logging and approvals.

04 · Inference
memory

Self-Hosted Model Runtime

Selected LLMs, embeddings, classifiers and model routing.

05 · Data
database

Private Knowledge & Systems

RAG, databases, CRM, ERP, documents and internal APIs.

06 · Operations
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Evaluation & Monitoring

Quality, latency, capacity, audit records, versions and alerts.

Model Strategy

Selected by workload

Data Boundary

Defined by architecture

Human Control

Approval where required

Operations

Measured and monitored

The right private AI boundary depends on your workload, infrastructure and operating responsibility.

ENIGMA evaluates model size, usage volume, latency, integrations, data classification, GPU requirements and internal capabilities before recommending a deployment pattern.

On-Premises

Your Data Centre or Office Infrastructure

Model runtime and selected data services deployed on infrastructure controlled by your organization.

check_circleLocal infrastructure boundary

check_circleDedicated access controls

check_circleInternal network integration

Private Cloud / VPC

Cloud Isolation with Enterprise Controls

Private networks, dedicated compute and controlled service access inside your cloud environment.

check_circlePrivate network architecture

check_circleIdentity and secret management

check_circleCloud monitoring and scaling

Dedicated GPU

Purpose-Built Model Server

Dedicated GPU compute sized for defined models, concurrency, context and latency requirements.

check_circleKnown compute capacity

check_circleContainerized model services

check_circlePrivate API endpoint

Hybrid Architecture

Private Core with Approved External Services

Route workloads by sensitivity, capability, cost or availability through a governed model gateway.

check_circlePolicy-based model routing

check_circleSensitive workload isolation

check_circleControlled fallback options

One governed private AI layer can support multiple departments and software products.

Use cases are selected by business value, data sensitivity, model capability, operational risk and integration complexity—not by adding AI everywhere.

Employee AI

Private internal knowledge and productivity assistant.

Help authorized teams search policies, procedures, projects, manuals and business records without exposing the same information to every user.

Permission-aware knowledge retrieval

Internal portal, mobile and chat integration

Citations, feedback and escalation

Document AI

Extract, compare and analyse private business documents.

Use private models and retrieval for contracts, proposals, forms, invoices, reports, technical files and controlled document workflows.

Document classification and extraction

Comparison and exception identification

Approval and system-update workflows

Service Operations

Private customer-support and service copilots.

Ground responses in products, tickets, service history and approved policies while maintaining channel and customer access rules.

Agent assist and response drafting

Ticket summary and recommended next action

Sensitive case routing and escalation

Engineering Knowledge

Private coding, infrastructure and technical assistance.

Connect approved repositories, architecture documentation, deployment guides and support records inside a controlled engineering environment.

Repository and documentation retrieval

Code explanation and review assistance

Incident and deployment knowledge support

Controlled Automation

Private AI agents connected to business actions.

Use a private model gateway to classify requests, retrieve context, propose actions and execute approved workflows through enterprise APIs.

Policy-based tool and API access

Human approval for sensitive actions

Action history and exception monitoring

Product AI

Embed private AI capabilities into enterprise software.

Expose governed inference through internal APIs for CRM, ERP, dashboards, mobile apps, industrial systems and customer platforms.

Private API and SDK integration

Usage, tenant and role controls

Capacity and model routing design

The best private AI system is rarely the largest model.

Model selection must balance task quality, languages, context length, latency, memory, GPU availability, concurrency, licensing and operational cost.

Use-Case and Evaluation Design

Define real questions, documents, actions, quality criteria and unacceptable failure modes.

Model Selection and Benchmarking

Compare suitable models against accuracy, speed, memory, context, language and licensing requirements.

RAG, Adapters or Fine-Tuning

Use the least complex customization approach that reliably solves the business problem.

Versioning and Controlled Replacement

Maintain model versions, evaluations, rollback and migration paths as models and workloads evolve.

Model Decision Matrix
model_training

Base Model Capability

Reasoning, language, context, tools and domain suitability.

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Compute Footprint

GPU memory, quantization, concurrency and throughput.

speed

Latency & Availability

Interactive response, batch workloads and service continuity.

license

Licensing & Ownership

Commercial rights, restrictions, support and distribution.

language

Language & Domain

Business vocabulary, multilingual use and specialist knowledge.

payments

Operating Economics

Infrastructure, support, scaling, power and workload cost.

Private infrastructure only creates value when the AI service is operated responsibly.

ENIGMA designs controls around the full service lifecycle—from user authentication and data access to model updates, capacity, logging and incident handling.

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Identity & Authorization

SSO, roles, tenants, API credentials, data filters and tool permissions.

encrypted

Network & Secret Controls

Private endpoints, firewall policy, TLS, secrets, service isolation and restricted administration.

fact_check

Evaluation & Guardrails

Test datasets, output checks, allowed tools, confidence handling and human review.

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Model Operations

Health, latency, capacity, versions, updates, rollback, backup and incident visibility.

Illustrative Operating Scenario

A private project intelligence assistant for engineering teams.

An authenticated engineer asks about a production issue. The private gateway verifies the role, retrieves approved project documentation and incident records, sends only the relevant context to the self-hosted model, returns a cited troubleshooting plan and records the interaction for evaluation. Restricted customer or finance data is not retrieved for that role.

Illustrative architecture pattern—not a fabricated client result.

person

Authenticated Engineer

Identity and project access verified

manage_search

Private Retrieval

Approved architecture, logs and incident knowledge

memory

Self-Hosted Model

Grounded response inside the private boundary

Not a one-time model install. A complete private AI operating platform.

Each engagement begins with workload and risk discovery and ends with a monitored architecture, documented operating model and controlled production rollout.

01

Private AI Architecture Blueprint

Use cases, data boundaries, model strategy, infrastructure, identity, integrations and responsibilities.

02

Model & Inference Platform

Selected models, model gateway, containers, APIs, capacity design and private endpoints.

03

Private Data & Application Integration

RAG, databases, CRM, ERP, documents, portals, mobile apps and workflow APIs.

04

Governance & Model Operations

Evaluation, access controls, monitoring, logging, versions, updates, rollback and operational runbooks.

Best-Fit Organizations

Built for organizations where privacy, integration and AI ownership are real operating requirements.

Private AI is strongest when there is a defined business workload and a reason to control the model or data path. It is not automatically the most efficient choice for every small or occasional AI use case.

Sensitive internal or customer data

Private cloud or server capability

High-volume repeatable AI workloads

CRM, ERP or database integrations

Role-based access and audit needs

Long-term model ownership strategy

From workload discovery to governed private AI operations.

01

Use-Case & Risk Discovery

Review users, workloads, data, sensitivity, integrations, quality expectations and failure risks.

02

Model & Infrastructure Assessment

Benchmark suitable models and define compute, storage, network, availability and operating cost.

03

Security & Governance Architecture

Define identity, policy, secrets, data access, logging, approvals, evaluation and ownership.

04

Platform & Integration Engineering

Deploy model services, gateway, private RAG, enterprise APIs, applications and monitoring.

05

Evaluation & Controlled Pilot

Test task quality, access boundaries, latency, capacity, edge cases and operational runbooks.

06

Production & Model Operations

Launch with monitoring, support, model versions, security updates, capacity review and controlled expansion.

Questions organizations ask before self-hosting AI models.

The correct answer depends on data sensitivity, workload size, languages, model capability, GPU availability, integrations, support expectations and who will operate the platform.

A private AI model is deployed inside an infrastructure boundary selected and governed by the organization, such as an on-premises server, private cloud, VPC or dedicated environment. Access, data flows, logging and integrations are controlled according to the chosen architecture.
It can, when the model, retrieval layer and supporting services are fully self-hosted. Hybrid designs may still use approved external services. The final data boundary depends on the architecture, integrations and operational requirements selected for the project.
Usually not. Most organizations achieve better time, cost and risk outcomes by selecting an appropriate open or commercial model, then using private RAG, prompt controls, adapters, fine-tuning or workflow logic where required.
Yes. It can connect to approved documents, databases, CRM, ERP, internal APIs and knowledge repositories through permission-aware retrieval and controlled integration layers.
Yes, subject to model size, expected usage, latency and hardware capacity. ENIGMA can design deployments for dedicated GPU servers, private cloud instances, on-premises infrastructure or hybrid environments.
The solution can integrate with enterprise identity, roles, departments, API credentials and document-level permissions. Requests are evaluated through policy and access layers before data or model actions are allowed.
A production design can include model and API health checks, latency, capacity, request logging, evaluation datasets, version control, rollback, security updates and controlled model replacement.
Common use cases include internal knowledge assistants, document intelligence, customer-support copilots, private RAG, coding assistants, operational agents, regulated workflows and AI features embedded into enterprise software.
Private AI Architecture Discovery

Your AI strategy should define what stays private, what connects and who remains in control.

We’ll assess your use cases, data sensitivity, infrastructure, model options, private RAG requirements and operating responsibilities before recommending the right deployment architecture.