Notion AI
AI agent and writing assistant built into the Notion workspace for docs and databases
Freemium
Undermind
AI research assistant that searches, reads and cites scientific papers for literature reviews
Freemium
Verdict
Notion AI and Undermind are both AI Assistants tools. Notion AI scores higher in FinderAtlas's editorial review (8.5 vs 7.7 out of 10). Both have a free plan or trial. Only Notion AI is available on Windows, macOS and iOS.
Best overall
Notion AI
- Teams already using Notion
- Project managers
- Product and engineering teams
- Knowledge workers
Choose Notion AI if
- You want a tool built for searching and answering questions across a Notion workspace.
- Works directly on the pages and databases where teams already keep their content.
- Q&A answers include citations to workspace sources.
Choose Undermind if
- You want a tool built for deep literature reviews, finding hard-to-surface papers on a niche topic, and tracking new publications in a field.
- Built specifically for scientific literature, with citation-following and full-text reading.
- In-line citations let users trace claims to source papers.
- Best for beginners
- Notion AI
- Best for business
- Notion AI
Features
18 features compared.
- Notion AgentNotion AIAvailableUndermindNot available
- Custom AgentsNotion AIAvailableUndermindNot available
- Q&A with citationsNotion AIAvailableUndermindNot available
- Inline writing helpNotion AIAvailableUndermindNot available
- AI Meeting Notes (beta)Notion AIAvailableUndermindNot available
- Enterprise Search (beta)Notion AIAvailableUndermindNot available
- Research modeNotion AIAvailableUndermindNot available
- Database autofill and formulasNotion AIAvailableUndermindNot available
- Admin controlsNotion AIAvailableUndermindNot available
- Conversational Deep SearchNotion AINot availableUndermindAvailable
- Citation Trail FollowingNotion AINot availableUndermindAvailable
- Cited ReportsNotion AINot availableUndermindAvailable
- Full-Text AnalysisNotion AINot availableUndermindAvailable
- Custom TablesNotion AINot availableUndermindAvailable
- Relevance Sorting and FilteringNotion AINot availableUndermindAvailable
- New Paper AlertsNotion AINot availableUndermindAvailable
- Workspaces and LibrariesNotion AINot availableUndermindAvailable
- Agent ConnectionsNotion AINot availableUndermindAvailable
Pricing
Plans as listed by each vendor. Check their sites for current prices.
- Pricing modelNotion AIFreemiumUndermindFreemium
- Free planNotion AIYesUndermindYes
- Starting priceNotion AI$0Undermind$0
- PlansNotion AI4 plansUndermind4 plans
Notion AI plans
Free
$0
For individuals organizing personal projects
- Trial of Notion AI
- Limited trials of Notion Agent and AI Meeting Notes
- Databases
- Notion Calendar
Plus
$10/user/mo
For small teams and professionals
- Everything in Free
- Trial of Notion AI
- Unlimited file uploads
- Unlimited guests
- Basic connections
Business
Most popular$20/user/mo
Marked as recommended; for growing businesses
- Everything in Plus
- Notion Agent
- AI Meeting Notes
- Enterprise Search (beta)
- SAML SSO
- 90-day page history
Enterprise
Custom/custom
Contact sales
- Everything in Business
- Zero data retention at LLM providers
- SCIM provisioning
- Audit log
- Custom data retention
Undermind plans
Free
$0
Exploratory research with standard usage limits
- Chat
- deep searches and reports
- shared workspaces
- connect external agents
- standard usage limits
Pro
Most popular$16/month
Ongoing, serious research
- Everything in Free
- newest AI models
- deeper full-text analysis
- 10x higher usage limits than Free
- unlimited workspaces
- files and paper libraries
Team
$15/user/mo
Research groups that need shared administration
- Everything in Pro
- team member management
- priority support
- centralized billing
Enterprise
Custom/custom
Organizations with security and compliance needs
- Everything in Team
- increased compute
- organization-wide login
- onboarding seminars
- admin dashboard
- custom terms
- SLA and security review
- dedicated support
Our ratings
Scored out of 10 by the Finder Atlas editorial team. Last reviewed October 2026.
- Notion AI
- 8.5overall
- Undermind
- 7.7overall
Workspace Q&A & Search
- Notion AI
- 8.6
- Undermind
- Not rated
Document Summarization
- Notion AI
- 8.4
- Undermind
- Not rated
Database Automation
- Notion AI
- 8.5
- Undermind
- Not rated
Inline Writing Assistance
- Notion AI
- 8.3
- Undermind
- Not rated
Data Privacy & Security
- Notion AI
- 8.5
- Undermind
- Not rated
Ease of Use
- Notion AI
- Not rated
- Undermind
- 8.0
Feature Depth
- Notion AI
- Not rated
- Undermind
- 8.2
Value for Money
- Notion AI
- Not rated
- Undermind
- 7.8
Performance & Speed
- Notion AI
- Not rated
- Undermind
- 7.5
Documentation & Support
- Notion AI
- Not rated
- Undermind
- 7.0
Scores weigh documented features, plan value, platform coverage, integrations and user feedback. A missing score means we have not rated that area yet.
Pros and cons
Notion AI
Pros
- Works directly on the pages and databases where teams already keep their content
- Q&A answers include citations to workspace sources
- Enterprise Search reaches connected apps such as Slack, Google Drive and GitHub
- Meeting transcription works without a meeting bot
- Notion states customer data is not used for model training unless the customer opts in
Cons
- Full AI features (Agent, Meeting Notes, Enterprise Search) require the $20 per member Business plan
- Custom Agents and Workers use credits billed at $10 per 1,000 monthly credits
- Meeting Notes and Enterprise Search are labelled beta
- Only useful if content lives in Notion; it does not generate images
Undermind
Pros
- Built specifically for scientific literature, with citation-following and full-text reading.
- In-line citations let users trace claims to source papers.
- Free tier available, with paid Pro at $16 per month billed annually.
- Alerts and libraries support ongoing tracking of a field, not just one-off searches.
- Can be connected to Claude, ChatGPT and other agents.
Cons
- Exact usage limits are not published; Pro is only described as 10x Free.
- Not designed for general web research, news or non-technical topics.
- Web-only; no iOS or Android app was found.
- Published benchmark results are vendor-reported.
Platforms
- WebNotion AISupportedUndermindSupported
- WindowsNotion AISupportedUndermindNot supported
- macOSNotion AISupportedUndermindNot supported
- iOSNotion AISupportedUndermindNot supported
- AndroidNotion AISupportedUndermindNot supported
- APINotion AINot supportedUndermindNot supported
- Browser ExtensionNotion AINot supportedUndermindNot supported
Integrations
Notion AI
3 integrations- Slack
- Google Drive
- GitHub
Undermind
2 integrations- Claude
- ChatGPT
Company
- CompanyNotion AINotion Labs, Inc.UndermindUndermind
- HeadquartersNotion AISan Francisco, CAUndermindNot listed
- ListingNotion AIClaimedUndermindClaimed
Featured AI Assistants
Picked by our editors. Not paid placement.
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Frequently asked questions
Is Notion AI better than Undermind?
It depends on your workflow. Notion AI is built for searching and answering questions across a Notion workspace. Undermind is built for deep literature reviews, finding hard-to-surface papers on a niche topic, and tracking new publications in a field.
What are the key feature differences between Notion AI and Undermind?
Notion AI: AI agent and writing assistant built into the Notion workspace for docs and databases. Undermind: AI research assistant that searches, reads and cites scientific papers for literature reviews.
Does Notion AI or Undermind have a free plan?
Yes, both do. Notion AI is freemium and Undermind is freemium, and each has a free plan or trial.
Which is cheaper, Notion AI or Undermind?
Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.