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Self-Hosted Private AI Chat Stack

$0/mo

Run a complete private AI chat platform with document Q&A, multiple LLM providers, and zero cloud data exposure.

AnythingLLMAll-in-One RAG Platform
Free desktop and self-hosted; Cloud Basic $50/mo / Pro $99/mo; Enterprise custom
LobeChatChat Interface
Free and open-source; self-hosted via Vercel or Docker
PrivateGPTAir-Gapped Document Q&A
Free and open-source (Apache 2.0)
OllamaLocal Model Server
Free
LlamafilePortable LLM
Free and open-source (Apache 2.0)
Open WebUIAlternative Chat UI
Completely free and open source; self-hosted

What This Stack Does

This stack assembles the most popular self-hosted AI tools into a complete private platform. AnythingLLM provides the all-in-one foundation with document RAG, agents, and team management. LobeChat adds the most polished chat interface with 10,000+ MCP plugins. PrivateGPT delivers air-gapped document Q&A. Ollama serves as the local model engine. Llamafile enables zero-install portability for sharing AI. Open WebUI rounds out the stack as an alternative chat interface.

The Bottom Line

Start with Ollama as your local model server, then choose your interface based on needs: AnythingLLM for document-centric teams, LobeChat for the best chat experience, or PrivateGPT for maximum privacy. Many teams run multiple interfaces. The complete stack runs entirely on your hardware.

Stack Overview

AnythingLLMAll-in-One RAG Platform
Pricing
Free desktop and self-hosted; Cloud Basic $50/mo / Pro $99/mo; Enterprise custom
Open Source
Yes
LobeChatChat Interface
Pricing
Free and open-source; self-hosted via Vercel or Docker
Open Source
Yes
PrivateGPTAir-Gapped Document Q&A
Pricing
Free and open-source (Apache 2.0)
Open Source
Yes
OllamaLocal Model Server
Pricing
Free
Open Source
Yes
LlamafilePortable LLM
Pricing
Free and open-source (Apache 2.0)
Open Source
Yes
Open WebUIAlternative Chat UI
Pricing
Completely free and open source; self-hosted
Open Source
No