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AI Horde vs Open Stable Diffusion: catalog facts
AI Horde	Open Stable Diffusion
Free Free to use; contributing compute earns kudos for priority, and kudos cannot be purchased.	Free Free and open source under GPL-3.0-only.
Web, Self-hosted	Android
Free with no payment option at all Can be used anonymously	Generates images from Stable Diffusion prompts Runs as an Android app
Speed depends on available volunteer workers Users without kudos wait behind contributors	Uses the AI Horde service for generation
Web application, Hosted service	Downloadable app
Open source	Open source
License: AGPL-3.0	License: GPL-3.0-only
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 October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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