31 alternatives to ChatGPT

ChatGPT is a AI product. The community recommends 31 alternatives: 28 open source, 28 self-hostable and 28 free to use. They are ranked by community votes, ratings and favorites, with the key differences from ChatGPT highlighted.

Last updated:

ChatGPT logo

About ChatGPT

ChatGPT is an advanced AI language model that generates human-like text and engages in interactive conversations.

Closed source
Not self-hostable

Quick picks

Claude Code logo

Top rated

Claude Code

5 (1 rating)

LobeChat logo

Best open-source pick

LobeChat

Open source, Apache-2.0 license

LobeChat logo

Best self-hosted pick

LobeChat

Run it on your own server

LobeChat logo

Best free pick

LobeChat

Free to use

Claude Code logo

Most platforms

Claude Code

Available on Web, Windows, Linux, and macOS

All alternatives

  1. 0
    1.

    Claude Code

    开发工具

    Claude Code is an AI coding assistant from Anthropic. It works as an agent in your command-line terminal (CLI) and helps developers complete complex programming tasks through natural-language instructions.

    Subscription
    Web
    Windows
    Linux
    macOS
    5 (1 rating)1 likeDetailsWebsite
  2. 0
    2.

    LobeChat

    AI工具

    开源的高性能聊天机器人框架,支持多种大型语言模型

    Open source · Apache-2.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
    4 (1 rating)DetailsWebsite
  3. 0
    3.

    Gemini

    AI

    Gemini is a family of multimodal generative AI models from Google, capable of understanding and generating text, code, images, audio, and video.

    Subscription
    Web
  4. 0
    4.

    Claude

    AI

    Claude is an AI assistant focused on natural language processing, offering features such as text summarization, content creation, and engaging conversations.

    Subscription
  5. 0

    Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  6. 0

    AutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  7. 0

    AI suite powered by state-of-the-art models and providing advanced AI/AGI functions. Includes AI personas, AGI functions, world-class Beam multi-model chats, text-to-image, voice, response streaming, code highlighting and execution, PDF import, presets for developers, much more. Deploy on-prem or in the cloud.

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  8. 0

    Bionic is sovereign Agentic AI for the enterprise — Runs on-premise and can securely work with your sensitive data and systems.

    Open source · busl-1-1
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  9. 0

    Powerful AI Client

    Open source · GPL-3.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  10. 0
    10.

    goose

    AI

    an open source, extensible AI agent that goes beyond code suggestions - install, execute, edit, and test with any LLM

    Open source · Apache-2.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  11. 0
    11.

    GPT4All

    AI

    GPT4All: Run Local LLMs on Any Device. Open-source and available for commercial use.

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  12. 0

    The open source codebase powering HuggingChat

    Open source · Apache-2.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  13. 0

    IronClaw is an Agent OS focused on privacy, security and extensibility

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  14. 0
    14.

    Jan

    AI

    Jan is an open source alternative to ChatGPT that runs 100% offline on your computer.

    Open source · Apache-2.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  15. 0
    15.

    Khoj

    AI

    Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral). Get started - free.

    Open source · AGPL-3.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  16. 0

    KoboldCpp - Run GGUF AI models locally with a KoboldAI UI. One File. Zero Install.

    Open source · AGPL-3.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  17. 0
    17.

    LibreChat

    AI工具

    开源的 ChatGPT 克隆应用,支持多种模型和插件系统

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  18. 0
    18.

    LobeHub

    AI

    🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hiring, scheduling, and reporting on your entire AI team.

    Open source · Apache-2.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  19. 0
    19.

    LocalAI

    Generative Artificial Intelligence (GenAI)

    LocalAI is the open-source AI engine. Run any model - LLMs, vision, voice, image, video - on any hardware. No GPU required.

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  20. 0
    20.

    NextChat

    AI工具

    基于 Next.js 开发的 ChatGPT 网页应用,支持多种模型和自定义配置

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  21. 0

    Self-hosted AI workspace.

    Open source · AGPL-3.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  22. 0
    22.

    Ollama

    Generative Artificial Intelligence (GenAI)

    Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 3, and other large language models.

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  23. 0
    23.

    Onyx Community Edition

    Generative Artificial Intelligence (GenAI)

    Open Source AI Platform - AI Chat with advanced features that works with every LLM

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  24. 0
    24.

    Open WebUI

    AI工具

    开源的 AI 聊天界面,支持多种大型语言模型,提供类似 ChatGPT 的用户体验

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  25. 0

    AI-powered virtual executive team — a single coherent executive persona backed by 8 specialist agents (FastAPI + Next.js).

    Open source · Apache-2.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  26. 0
    26.

    Perplexica

    Generative Artificial Intelligence (GenAI)

    AI-powered search engine (alternative to Perplexity AI).

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  27. 0

    Tiny, Fast, and Deployable anywhere — automate the mundane, unleash your creativity

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  28. 0

    Complete API layer for private AI applications on local models: RAG, skills, tools, MCP, text-to-sql, and more. Works with any OpenAI-compatible inference server.

    Open source · Apache-2.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  29. 0

    LLM Frontend for Power Users.

    Open source · AGPL-3.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  30. 0

    Open-source desktop app for local LLMs. Text, vision, tool-calling, OpenAI/Anthropic-compatible API. 100% private.

    Open source · AGPL-3.0
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)
  31. 0
    31.

    Vane

    AI

    Vane is an AI-powered answering engine.

    Open source · MIT
    Self-hostable

    Compared with ChatGPT

    • + Open source (ChatGPT is not)
    • + Self-hostable (ChatGPT is not)

ChatGPT vs. alternatives

ServiceOpen sourceSelf-hostedLicensePricingPlatformsRatingVotes
ChatGPT
Current
NoNo———5 (1)—
Claude CodeNoNoCommercialSubscriptionWeb / Windows / Linux / macOS5 (1)0
LobeChatYesYesApache-2.0——4 (1)0
GeminiNoNoCommercialSubscriptionWeb—0
ClaudeNoNoCommercialSubscription——0
AnythingLLMYesYesMIT———0
AutoGPTYesYesMIT———0
big-AGIYesYesMIT———0
BionicGPTYesYesbusl-1-1———0
ChatboxYesYesGPL-3.0———0
gooseYesYesApache-2.0———0
GPT4AllYesYesMIT———0
HuggingFace Chat UIYesYesApache-2.0———0
IronClawYesYesMIT———0
JanYesYesApache-2.0———0
KhojYesYesAGPL-3.0———0
KoboldCppYesYesAGPL-3.0———0
LibreChatYesYesMIT———0
LobeHubYesYesApache-2.0———0
LocalAIYesYesMIT———0
NextChatYesYesMIT———0
odysseusYesYesAGPL-3.0———0
OllamaYesYesMIT———0
Onyx Community EditionYesYesMIT———0
Open WebUIYesYesMIT———0
OpenExecutiveYesYesApache-2.0———0
PerplexicaYesYesMIT———0
PicoClawYesYesMIT———0
private-gptYesYesApache-2.0———0
SillyTavernYesYesAGPL-3.0———0
text-generation-webuiYesYesAGPL-3.0———0
VaneYesYesMIT———0

FAQ

What is the best alternative to ChatGPT?

Community-recommended alternatives to ChatGPT include Claude Code, LobeChat, Gemini, Claude, AnythingLLM, and AutoGPT. Compare open source, self-hosting, pricing and platforms to choose.

Is there a free alternative to ChatGPT?

Yes. LobeChat, AnythingLLM, AutoGPT, big-AGI, BionicGPT, and Chatbox can be used for free; the open-source, self-hostable ones can be run on your own server at no cost.

Is there an open-source alternative to ChatGPT?

Yes. Open-source alternatives include LobeChat, AnythingLLM, AutoGPT, big-AGI, BionicGPT, and Chatbox.

Can I self-host an alternative to ChatGPT?

Yes. LobeChat, AnythingLLM, AutoGPT, big-AGI, BionicGPT, and Chatbox can run on your own server, so you keep control of your data.

Services in the same category that haven't been suggested as ChatGPT alternatives yet. If one fits, add it as an alternative.

  • V
    v0

    Vercel's AI tool that generates React and Next.js UI and apps from prompts and deploys them to Vercel.

  • L
    Lovable

    AI app builder that generates and deploys full-stack web apps from natural-language prompts.

  • G
    Grammarly

    AI writing assistant that checks grammar, spelling, clarity and tone across browsers, desktop apps and mobile keyboards.

  • runtm logo
    runtm

    Open-source sandboxes where coding agents build and deploy. Spin up isolated environments where Claude Code, Cursor, and other agents code and deploy software.

    Self-hostable
  • M
    Midjourney

    Subscription generative AI service that creates images and short videos from text prompts.

  • Agenta logo
    Agenta

    Agenta is a workspace where you and your team build agents and automations.

    Open source
    Self-hostable

Know another ChatGPT alternative?

Once added, the community can vote and the best suggestions rise to the top.