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Chai vs Agnaistic: catalog facts
Chai	Agnaistic
Freemium Free to download, with revenue from paid use inside the app.	Free Free and open source; costs depend on the AI services you connect.
Android, iOS	Web, Self-hosted
Large catalog of community-made characters Users can create their own characters and stories	Works with many AI model backends Open source and can be self-hosted
Mobile only Aimed at entertainment and companionship, not productivity	Needs access to a separate AI service or model to be useful Little documentation on the homepage itself
Downloadable app	Web application, Self-hosted
Closed source	Open source
License not stated	License: AGPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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