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Pi vs Microsoft Copilot: catalog facts
Pi	Microsoft Copilot
Free Sign-up is free; the research does not mention paid plans.	Freemium Free to start; available features vary by plan and region.
Web	Web
Conversational tone suited to talking things through Runs in the browser with nothing to install	Runs in the browser with nothing to install Answers can draw on the web
Can make factual mistakes Aimed at conversation more than research or coding work	Features vary by plan and region Hosted service, so conversations are processed on Microsoft's servers
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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