kitio.aiSemantic Scholar vs Zetik
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Semantic Scholar is completely free, while Zetik is freemium.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Paper search
- TLDR summaries
- Research feeds
- Semantic Reader
- Free API
- One-sentence trackers
- Source filtering
- Push, newsletter and RSS
- Custom sources
- Mobile apps
| Feature | Semantic Scholar | Zetik |
|---|---|---|
| Best for | Free AI-powered search engine for scientific literature | AI agent that tracks topics and briefs you only on real news |
| Category | Research & search | Research & search |
| Pricing model | Free | Freemium |
| Starting price | Free | See pricing page |
| Free plan | Yes, fully free | Yes |
| Made by | Allen Institute for AI | Zetik |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Semantic Scholar is completely free, while Zetik is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Semantic Scholar
- Completely free
- Huge paper index
- Useful public API
- No chat-style answers
- Full text not always available
Zetik
- Alerts only when something changes
- Add your own sources
- Several delivery formats
- Pricing not shown
- Quality depends on tracker wording
- Few details on how sources are chosen
Which one should you choose?
Choose Semantic Scholar if you want:
- Completely free
- Huge paper index
- Useful public API
Watch out: no chat-style answers.
Choose Zetik if you want:
- Alerts only when something changes
- Add your own sources
- Several delivery formats
Watch out: pricing not shown.
Semantic Scholar vs Zetik FAQ
What is the difference between Semantic Scholar and Zetik?
Semantic Scholar: Free AI-powered search engine for scientific literature. Zetik: AI agent that tracks topics and briefs you only on real news. Both are research & search tools.
Is Semantic Scholar or Zetik cheaper?
Semantic Scholar is completely free, while Zetik is freemium.
Do Semantic Scholar and Zetik have free plans?
Semantic Scholar: Yes, fully free. Zetik: Yes.
Who makes Semantic Scholar?
Semantic Scholar is made by Allen Institute for AI, based in United States.
Who makes Zetik?
Zetik is made by Zetik.
Which should I choose, Semantic Scholar or Zetik?
Choose Semantic Scholar if you value completely free and huge paper index. Choose Zetik if you value alerts only when something changes and add your own sources.