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Ad-free private search engine with AI assistant.
Kagi is a paid, ad-free search engine with an AI assistant and personalization.
People wanting private, ad-free search.
Free plan: no · Paid plans from $5/month (Starter)
Starter $5/month (300 searches); Professional $10/month; Ultimate $25/month (plus sales tax).
Last verified Oct 15, 2026 on the official pricing page. Prices can change; check before you buy.
What it does: AI answer engine with cited sources.
Who it's for: Curious people, students and professionals who want quick answers with sources they can verify.
What it does: AI research notebook grounded in your sources.
Who it's for: Students, researchers, writers and professionals working with a set of documents.
What it does: AI research assistant for papers.
Who it's for: Researchers, students, clinicians and analysts who work with scientific literature.
Getting started with AI chat assistants: prompting basics: How to choose a free AI assistant, write clear requests (prompts) that get useful answers, and avoid common beginner mistakes.