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SillyTavern vs Chatbox: catalog facts
SillyTavern	Chatbox
Free Free and open source under the AGPL. You pay only for whatever model backend you connect…	Freemium The community edition is free and open source, and using it with your own API keys costs…
Windows, macOS, Linux, Self-hosted	Windows, macOS, Linux
Deep prompt control: character cards, lorebooks, world info, author's notes and templates Connects to local runners as well as commercial APIs	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
A front end only; you must supply a model backend Setup involves Node or Docker rather than an installer	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
Self-hosted	Downloadable app
Open source	Open source
License: AGPL-3.0	License: GPL-3.0
No account needed	No account needed
Works offline	Needs internet
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 21, 2026

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