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Msty alternatives · AI Assistants

Open-source alternatives to Msty

Msty is not described as open source on its own site. 13 of the 57 other AI assistants in this directory are open source, according to their own sites.

Msty has a free plan. Paid plans start at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime). All of them are free or have a free plan.

13 tools · Listings checked up to Oct 9, 2026 · Where the facts come from

The 12 closest to Msty

  1. Jan

    Open-source desktop app for running local and cloud AI models

    • Jan is free. Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only Msty lists a web app.
    • Jan is open source, according to its own site.
    • Msty can be bought with a one-time purchase.
    Jan vs MstyJan pricing and details

  2. AnythingLLM

    Open-source AI app for documents, agents and local models

    • AnythingLLM starts at $50 per month (Basic hosted cloud instance). Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only AnythingLLM lists an Android app.
    • AnythingLLM is open source and self-hostable, according to its own site.
    • Msty can be bought with a one-time purchase.
    AnythingLLM vs MstyAnythingLLM pricing and details

  3. Cherry Studio

    Open-source desktop AI client for 50+ model providers

    • Only Cherry Studio lists iOS and Android apps.
    • Only Msty lists a web app.
    • Cherry Studio is open source, according to its own site.
    • Msty can be bought with a one-time purchase.
    Cherry Studio vs MstyCherry Studio pricing and details

  4. Chatbox

    AI chat client for your own API keys or a hosted model plan

    • Chatbox starts at $3.50 per month, billed annually ($3.99 billed monthly). Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only Chatbox lists iOS and Android apps.
    • Chatbox is open source, according to its own site.
    • Msty can be bought with a one-time purchase.
    Chatbox vs MstyChatbox pricing and details

  5. PyGPT

    Open-source desktop AI assistant with agents, RAG and local models

    • PyGPT is free. Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only Msty lists a web app.
    • PyGPT is open source, according to its own site.
    • Msty can be bought with a one-time purchase.
    PyGPT vs MstyPyGPT pricing and details

  6. DeepSeek

    Free AI chat assistant built on DeepSeek's openly released models

    • DeepSeek is free. Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only DeepSeek lists iOS and Android apps.
    • Only Msty lists a Linux app.
    • DeepSeek is open source, according to its own site.
    DeepSeek pricing and details

  7. HuggingChat

    Hugging Face's open-source chat app for open AI models

    • HuggingChat starts at $9 per month (Hugging Face PRO). Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only Msty lists macOS, Windows and Linux apps.
    • HuggingChat is open source and self-hostable, according to its own site.
    • Msty can be bought with a one-time purchase.
    HuggingChat pricing and details

  8. LibreChat

    Open-source, self-hosted chat interface for many AI providers

    • LibreChat is free. Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only Msty lists macOS, Windows and Linux apps.
    • LibreChat is open source and self-hostable, according to its own site.
    • Msty can be bought with a one-time purchase.
    LibreChat pricing and details

  9. Big-AGI

    Multi-model AI workspace that compares and merges answers

    • Big-AGI starts at $9 per month, billed yearly ($108), or $10.99 billed monthly (Pro). Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only Msty lists macOS, Windows and Linux apps.
    • Big-AGI is open source and self-hostable, according to its own site.
    • Msty can be bought with a one-time purchase.
    Big-AGI pricing and details

  10. NextChat

    Lightweight open-source AI chat client you can self-deploy

    • Only NextChat lists an iOS app.
    • NextChat is open source and self-hostable, according to its own site.
    • Msty can be bought with a one-time purchase.
    • Msty also covers AI agents.
    NextChat pricing and details

  11. PocketPal AI

    Open-source app for running AI models offline on phones and tablets

    • PocketPal AI starts at $0.99 per premium Pal, one-time (US App Store in-app purchase). Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only PocketPal AI lists iOS and Android apps.
    • Only Msty lists a web app.
    • Only Msty lists macOS, Windows and Linux apps.
    PocketPal AI pricing and details

  12. Lumo

    Proton's private AI assistant with zero-access encrypted chats

    • Lumo starts at $9.99 per month, billed yearly ($119.88), or $12.99 billed monthly. Msty starts at $149 per user / year (Aurum), or $349 one-time (Aurum Lifetime).
    • Only Lumo lists iOS and Android apps.
    • Only Msty lists macOS, Windows and Linux apps.
    • Lumo is open source, according to its own site.
    Lumo pricing and details

1 more that are open source

All 13 in one table

Common questions

Is there an open-source alternative to Msty?

Yes. Jan, AnythingLLM, Cherry Studio, Chatbox, PyGPT, DeepSeek, HuggingChat, LibreChat and 5 more are open source, according to their own sites.

Is Msty open source?

Msty is not described as open source on its own site. The listing was checked on Oct 5, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Msty: the alternatives its listing names first, then the tools that share the most features with it.