T3 Chat alternatives · AI Assistants
Open-source alternatives to T3 Chat
T3 Chat 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.
T3 Chat's current pricing could not be confirmed from its own site. 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 T3 Chat
- Free
DeepSeek
Free AI chat assistant built on DeepSeek's openly released models
- Only DeepSeek lists iOS, Android, macOS and Windows apps.
- DeepSeek is open source, according to its own site.
- DeepSeek also covers AI agents.
- Free plan · from $9.99/mo
Lumo
Proton's private AI assistant with zero-access encrypted chats
- Only Lumo lists iOS and Android apps.
- Lumo is open source, according to its own site.
- Free plan · from $9/mo
HuggingChat
Hugging Face's open-source chat app for open AI models
- HuggingChat is open source and self-hostable, according to its own site.
- HuggingChat also covers AI agents.
- Free
Jan
Open-source desktop app for running local and cloud AI models
- Only Jan lists macOS, Windows and Linux apps.
- Only T3 Chat lists a web app.
- Jan is open source, according to its own site.
- Free
LibreChat
Open-source, self-hosted chat interface for many AI providers
- LibreChat is open source and self-hostable, according to its own site.
- LibreChat also covers AI agents.
- Free plan · from $3.50/mo
Chatbox
AI chat client for your own API keys or a hosted model plan
- Only Chatbox lists macOS, Windows, Linux, iOS and Android apps.
- Chatbox is open source, according to its own site.
- Chatbox also covers AI agents.
- Free
PyGPT
Open-source desktop AI assistant with agents, RAG and local models
- Only PyGPT lists Windows, Linux and macOS apps.
- Only T3 Chat lists a web app.
- PyGPT is open source, according to its own site.
- PyGPT also covers AI agents.
- Free plan · from $20/mo
Maple AI
End-to-end encrypted AI chat that runs open models in enclaves
- Only Maple AI lists macOS, Windows, Linux, iOS and Android apps.
- Maple AI is open source and end-to-end encrypted, according to its own site.
- Free plan · from $50/mo
AnythingLLM
Open-source AI app for documents, agents and local models
- Only AnythingLLM lists macOS, Windows, Linux and Android apps.
- AnythingLLM is open source and self-hostable, according to its own site.
- AnythingLLM also covers meeting notes and AI agents.
- T3 Chat also covers AI search.
- Free plan
Cherry Studio
Open-source desktop AI client for 50+ model providers
- Only Cherry Studio lists macOS, Windows, Linux, iOS and Android apps.
- Only T3 Chat lists a web app.
- Cherry Studio is open source, according to its own site.
- Cherry Studio also covers AI agents.
- Free plan · from $9/mo
Big-AGI
Multi-model AI workspace that compares and merges answers
- Big-AGI is open source and self-hostable, according to its own site.
- T3 Chat also covers AI search.
- Free plan
NextChat
Lightweight open-source AI chat client you can self-deploy
- Only NextChat lists macOS, Windows, Linux and iOS apps.
- NextChat is open source and self-hostable, according to its own site.
- T3 Chat also covers AI search.
Common questions
Is there an open-source alternative to T3 Chat?
Yes. DeepSeek, Lumo, HuggingChat, Jan, LibreChat, Chatbox, PyGPT, Maple AI and 5 more are open source, according to their own sites.
Is T3 Chat open source?
T3 Chat 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 T3 Chat: the alternatives its listing names first, then the tools that share the most features with it.