ChatGPT is not available as a self-hosted solution but there are plenty of alternatives for power users and business that want to host a solution on-premise. The best Self-Hosted alternative is OpenClaw, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to ChatGPT and many of them are available as a self-hosted solution so hopefully you can find a suitable replacement. Other interesting Self-Hosted alternatives to ChatGPT are Qwen, AnythingLLM, LibreChat and Meta Llama.
Personal AI assistant runs locally, supporting major chat platforms including WhatsApp, Telegram, Discord, iMessage, and more, with extension to Matrix and Zalo. Integrates speech and listening on macOS, iOS, and Android, plus offers a controllable live Canvas, prioritizing privacy.
Open-source privacy-focused chatbot platform allowing unlimited document uploads, multi-user and single-user modes, AI-powered chat with documents, vector database and LLM compatibility, customizable interface, message history, secure desktop deployment, and full user controls.
LibreChat is a free, open source AI chat platform. This Web UI offers vast customization, supporting numerous AI providers, services, and integrations. Serves all AI Conversations in one place with a familiar interface, innovative enhancements, for as many users as you need.
As part of Meta’s commitment to open science, today we are publicly releasing Llama (Large Language Model Meta AI), a state-of-the-art foundational large language model designed to help researchers advance their work in this subfield of AI.
Mellum-4b-base is JetBrains' first open-source large language model (LLM) optimized for code-related tasks.
As a fully open language model, Apertus allows researchers, professionals and enthusiasts to build upon the model and adapt it to their specific needs, as well as to inspect any part of the training process.
Open R1 is a community-driven, open-source initiative aimed at replicating the advanced AI capabilities of DeepSeek-R1 through transparent methodologies.
MiroThinker is an open-source search agent model, built for tool-augmented reasoning and real-world information seeking, aiming to match the deep research experience of OpenAI Deep Research and Gemini Deep Research.
StableLM is an open-source language model developed by Stability AI that can generate text and code for various downstream applications. StableLM showcases the power of small, efficient models that can generate high-performing text and code locally on personal devices.
Drop-In OpenAI replacement, On-device, local-first, Generate text/image/speech/music/etc... Backend Agnostic: (llama.cpp, diffusers, bark.cpp, etc...), Optional Distributed Inference(P2P/Federated).
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it's free and open-source, but it's too difficult to setup and install.