About
Give every team access to the best AI models with shared organizational memory, full admin oversight, and zero data leaving your infrastructure. Lumen replaces scattered ChatGPT usage with a controlled, intelligent workspace that gets smarter with every conversation.
200+AI Models Available
Team-ScopedOrganizational Memory
Full ControlYour Infrastructure
Built For
EngineeringLegal & ComplianceHealthcareFinanceExecutive StrategyResearchProduct ManagementCustomer Support
How We Compare
MetricParticula LumenChatGPT Enterprise
Data SovereigntyFully self-hostedCloud-only
Model Access200+ models, any providerSingle vendor
Organizational MemoryTeam-scoped RAGNone
Admin VisibilityUsage, costs, audit logsBasic
Access ControlOrgs, teams, RBAC, RLSLimited
Desktop AppNative (macOS & Windows)Web only
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