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Nanobrowser vs Ask Steve: catalog facts
Nanobrowser	Ask Steve
Free Free and open source; you pay your chosen LLM provider for API usage.	Freemium Free to install, with paid plans listed on the pricing page.
Browser extension	Browser extension
Runs inside your own browser Bring your own LLM API key	Uses the current page or selection as context No-code agents that write data into other services
Needs a paid API key from a model provider Chrome-focused	Only for Chromium browsers such as Chrome and Edge Connections to business tools need setup
Browser extension	Browser extension
Open source	Closed source
License not stated	License not stated
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 September 26, 2026	Official website Full listing and sources Checked October 2, 2026

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