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Claude vs DeepSeek: catalog facts
Claude	DeepSeek
Freemium Free tier with usage limits, plus paid subscription plans.	Freemium The chat assistant has a free tier; API access is paid.
Web	Web
Large context window for long documents Strong at coding and analysis	Strong at coding tasks Free tier for the chat assistant
Runs only as an online service Free tier has usage limits	Runs only as an online service Operated from China, which matters for some privacy requirements
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
Not stated if it works offline	Not stated if it works offline
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.