How much does LightOn AI cost?

LightOn AI offers flat pricing with flexible plans, but specific costs require contacting their sales team for a custom quote.

What can LightOn AI do?

LightOn AI can perform conversational search and Q&A, analyze massive multimodal data, execute complex tasks with agentic reasoning, and synchronize data from various enterprise sources, all while enforcing strict access controls.

How does LightOn guarantee data sovereignty?

LightOn runs inside your infrastructure, ensuring documents and queries stay in your environment with zero data retention and no external calls, adhering to GDPR, AI Act, and SOC 2 Type 1 guidelines.

Does LightOn AI have an API?

Yes, LightOn AI offers a production-ready Multimodal RAG API to empower developers and integrate secure reasoning into existing applications like CRM and ERP.

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LightOn

Enterprise-ready

On-premise deployment

Multimodal RAG

High security

GDPR compliant

Secure AI Search & Reasoning for Enterprise Data

Last updated: May 30, 2026

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Quick Answer

LightOn AI is an enterprise-grade RAG platform for secure AI search and reasoning on internal, unstructured data. It offers an on-premise or sovereign cloud deployment, a multimodal API for developers, and a white-label chat interface for business users. Best for large organizations in regulated industries needing to activate dormant data capital while ensuring zero data exfiltration and full compliance. Pricing is custom, contact sales.

About LightOn

LightOn AI provides an on-premise RAG platform for secure AI search and reasoning on unstructured enterprise data. It offers both an API engine for developers and a white-label chat interface for business teams. Designed for critical operations, it ensures zero data exfiltration and full compliance with GDPR and SOC 2 Type 1.

What Makes It Unique

LightOn AI uniquely offers an on-premise and sovereign cloud RAG platform that handles massive multimodal data, including images and diagrams, ensuring zero data exfiltration and strict access control by mirroring native permissions from source systems.

AI-extracted from public sources. May contain errors. ·

Methodology

Are you LightOn? Claim listing

Use Cases & Target Users

Use Cases

Best For

Implementing secure AI search on internal knowledge bases

Automating RFP responses with reliable content

Powering self-service customer support portals

Developing AI-powered internal assistants

Ensuring continuous regulatory compliance with document monitoring

Company Size

MEDIUM

ENTERPRISE

Fit Score

Complexity

Advanced

Target Team Size

LARGE_TEAM

Target Skill Level

INTERMEDIATE

EXPERT

Key Features

On-Premise RAG platform

Multimodal RAG (text, images, diagrams, tables, handwritten notes)

Conversational Search & Q&A with clickable citations

Agentic Reasoning Chains for complex tasks

Custom Specialized Agents for teams

Universal Data Synchronization (SharePoint, Drive, Confluence, File Servers)

Technical Specifications

API Available

SDK Available

MCP Compatible

Open Source

Team Features

SSO/Enterprise

Webhook Support

Has Demo

Function Calling

Browser Extension

Sandbox Mode

Audit Logs

Free Plan

No Signup

Works Offline

Requires Host App

Framework

MCP Server

IDE Plugin

Inference API

SCIM Provisioning

Developer Access

API

ENTERPRISE

Deployment:

HYBRID

Uses models:1

Compliance, Privacy & Trust

GDPR (as claimed): Yes

SOC 2 (as claimed): No

HIPAA (as claimed): No

Trains on user data: No

Pros

+Ensures zero data exfiltration with on-premise or sovereign cloud deployment
+Handles massive, multimodal unstructured data including complex formats like images and diagrams
+Supports advanced search behaviors like conversational Q&A and agentic reasoning
+Mirrors native permissions (ACLs) for strict data governance and segregation
+Offers both API for developers and ready-to-use white-label interface for business teams
+GDPR compliant and SOC 2 Type 1 compliant

Limitations