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Kimi vs STORM: catalog facts
Kimi	STORM
Freemium Free to use in the browser, with optional paid plans.	Free Free and open source; language model and search API costs are your own.
Web	Command line
Handles long documents and research tasks Agent features for coding, slides and parallel tasks	Produces long, cited reports from a single topic Multi-perspective questioning for broader coverage
Cloud service, so conversations are processed on Moonshot AI's servers Agent features are newer and change often	Needs Python setup and API keys for models and search A research project, with limited polish for everyday users
Web application	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Needs internet	Not stated if it works offline
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.