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Leonardo AI vs Stable Assistant: catalog facts
Leonardo AI	Stable Assistant
Freemium Free tier available, with paid plans for more usage and teams.	Paid Subscription service from Stability AI; check the site for current plans.
Android, iOS, Web	Web
Image and video generation in one place Editing that keeps characters and style consistent	Chat interface for generation and editing Inpainting, erase and search-and-replace tools
Hosted service that needs an internet connection Larger volumes require a paid plan	Requires an account and internet connection Limited to Stability AI's own models
Downloadable app, Web application, Hosted service	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 26, 2026

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