Kagi vs Perplexity
Side-by-side comparison of features, pricing, and ratings
At a glance
| Dimension | Kagi | Perplexity |
|---|---|---|
| Pricing | Freemium: $5/mo (Starter), $10/mo (Professional), $25/mo (Ultimate); Team/Family plans available | Freemium: Free tier, Pro $20/mo |
| Primary Function | Ad-free, private search engine with AI assistant | AI answer engine with real-time cited research |
| Source Transparency | Quick answers via '?' but no inline citations; shows Hacker News discussions | Inline source footnotes for every answer |
| Privacy | No tracking, no data selling, funds via subscriptions | Free tier collects some data; paid tier privacy details less emphasized |
| AI Assistant | Multiple LLMs (no specific models named), private, search-grounded | GPT-4, Claude, Gemini in Pro; Copilot for guided research |
| Recent News | Added Hacker News threads, rebuilt Assistant with folders, Search API preview | IPO planned for 2028; sued by CNN for copyright infringement |
If you prioritize ad-free, private search with powerful customization and a browser ecosystem, Kagi (starts at $5/mo) is the better choice. If you need an AI answer engine with explicit sources and multi-model flexibility, Perplexity (free or $20/mo Pro) excels. Kagi's recent Assistant updates and API preview strengthen its appeal for power users; Perplexity's legal troubles may concern those needing content safety. Both are excellent but serve different primary use cases.
Feature-by-feature
Kagi and Perplexity serve different search paradigms. Kagi is a traditional search engine enhanced with AI: it delivers ad-free search results, supports site-specific searches via '@' and bangs '!', and includes a Quick Answer feature triggered by '?'. Perplexity is an AI answer engine that synthesizes real-time web content into cited answers with inline footnotes. Kagi's AI Assistant (recently rebuilt with folders replacing tags) allows private access to multiple LLMs grounded by search; Perplexity Pro offers GPT-4, Claude, and Gemini with unlimited Copilot queries. Kagi integrates with Orion browser (ad-blocking built-in) and provides Privacy Pass tokens. Perplexity offers browser extensions and mobile apps. Kagi's latest news includes adding Hacker News discussion threads under search results and a Search API preview. Perplexity recently announced a 2028 IPO target and is facing a copyright lawsuit from CNN. For privacy, Kagi is user-funded with no tracking; Perplexity's free tier likely collects data. Kagi also offers Kagi Translate (240+ languages), News briefs, and article summarization—features Perplexity lacks. Both have file upload (Kagi less emphasized). Overall, Kagi is a comprehensive search ecosystem; Perplexity excels at direct, cited answers.
Pricing compared
Kagi offers a freemium model: Starter ($5/mo), Professional ($10/mo), Ultimate ($25/mo). There are also Team and Family plans. The free tier likely includes limited searches. Perplexity also has a free tier with basic features (real-time search, citations, file upload, conversational memory). Perplexity Pro costs $20/mo, unlocking multiple AI models and unlimited Copilot queries. Kagi's pricing is usage-based (search queries) and ads-free; Perplexity charges for AI access. For a solo user needing privacy and custom search, Kagi's Starter ($5/mo) is affordable. For heavy AI research, Perplexity Pro ($20/mo) is competitive. News: Kagi paused free access to Kagi Translate for signed-out users due to costs. Perplexity's IPO plan suggests financial stability. Consider your budget and primary need: privacy & search (Kagi) vs. AI answers with sources (Perplexity).
Who should pick which
- Privacy advocatePick: Kagi
Kagi is user-funded with no tracking, no data selling, and offers Privacy Pass tokens. Its ad-free search and Orion browser align with privacy-first values.
- Student needing cited sourcesPick: Perplexity
Perplexity provides inline source footnotes for every answer, making it easy to verify facts and cite sources in assignments.
- Power searcher (bangs, site limits)Pick: Kagi
Kagi's '@' and '!' commands allow precise site-specific searches and quick actions, ideal for users who fine-tune searches.
- Researcher requiring multiple AI modelsPick: Perplexity
Perplexity Pro offers GPT-4, Claude, and Gemini for diverse AI perspectives, plus Copilot for guided multi-step research.
- Team/organization needing private searchPick: Kagi
Kagi offers Team and Family plans, with no tracking or ads, suitable for organizations that prioritize employee privacy.
Frequently Asked Questions
Is Kagi completely free?
No, Kagi is freemium. You can use limited searches for free, but full access requires a paid subscription starting at $5/mo (Starter).
Does Perplexity have a free tier?
Yes, Perplexity offers a free tier with real-time search, citations, file upload, and conversational memory. For unlimited Copilot and multiple AI models, you need Pro ($20/mo).
Which service is better for privacy?
Kagi is stronger for privacy—it's user-funded, no tracking, no data selling, and uses Privacy Pass tokens. Perplexity collects data on its free tier.
Can I get cited sources with Kagi?
Kagi's Quick Answer (triggered by '?') provides summaries without inline citations. It recently added Hacker News discussion threads under results but not formal footnotes like Perplexity.
What AI models does each use?
Kagi's AI Assistant uses multiple LLMs (unspecified), grounded by search. Perplexity Pro offers GPT-4, Claude, and Gemini.
Does Perplexity have any legal issues?
Yes, CNN sued Perplexity in May 2026 allegations of verbatim reproduction of copyrighted articles.
Which is better for browsing: Kagi or Perplexity?
Kagi integrates with Orion browser (built-in ad blocking) and offers a full search ecosystem. Perplexity is primarily a web-based answer engine with browser extensions.
Which service is more affordable for a student?
Perplexity's free tier may be sufficient for basic research. Kagi's Starter at $5/mo is also affordable, but Perplexity's free option wins for cost-conscious students.
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