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Chatbox vs ChatQT: catalog facts
Chatbox	ChatQT
Freemium The community edition is free and open source, and using it with your own API keys costs…	Free Free and open source under the GPL-3.0-or-later licence; provider API usage may cost…
Windows, macOS, Linux	Linux
Works with OpenAI, Claude, Gemini, Grok, DeepSeek, Azure and local Ollama models from one window Conversations are stored locally rather than on someone else's server	Works with multiple OpenAI-compatible providers Native KDE Plasma look using Kirigami
You need your own API keys, and those cost money per use It is a client, so it cannot run a model itself without Ollama or similar	Linux only and designed around KDE Plasma Small project with few users
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.