Glean
Glean Technologies
EnterpriseNotion AI
Notion
PaidGlean vs Notion AI: Full Comparison (2026)
Glean is enterprise ai search that connects your company's knowledge across 100+ apps. Notion AI is ai writing and summarization built into your workspace. Use the breakdown below to find the right fit for your needs.
This page presents factual information sourced from publicly available vendor documentation and product pages. AIHub does not endorse either product. The right tool depends on your specific use case, team, and requirements — we recommend evaluating both tools directly before making a decision.
Side-by-Side Overview
Pricing Model
Glean
EnterpriseNotion AI
PaidAPI Access
Glean
AvailableNotion AI
Not availablePlatforms
Glean
Web, Slack, Chrome Extension, iOS, Android, Desktop (Mac/Windows)Notion AI
Web, macOS, Windows, iOS, AndroidIntegrations
Glean
11 integrationsNotion AI
5 integrationsVendor
Glean
Glean TechnologiesNotion AI
NotionCategory
Glean
ProductivityNotion AI
ProductivityLaunch
Glean
2019 (founded); 2021 (product launch)Notion AI
Nov 2022 (alpha), Feb 2023 (GA)Models
Glean
GPT-4o, Claude 3.5 SonnetNotion AI
Claude 3.7 Sonnet, GPT-4.1| Feature | Glean | Notion AI |
|---|---|---|
| Pricing Model | Enterprise | Paid |
| API Access | Available | Not available |
| Platforms | Web, Slack, Chrome Extension, iOS, Android, Desktop (Mac/Windows) | Web, macOS, Windows, iOS, Android |
| Integrations | 11 integrations | 5 integrations |
| Vendor | Glean Technologies | Notion |
| Category | Productivity | Productivity |
| Launch | 2019 (founded); 2021 (product launch) | Nov 2022 (alpha), Feb 2023 (GA) |
| Models | GPT-4o, Claude 3.5 Sonnet | Claude 3.7 Sonnet, GPT-4.1 |
About Glean
Glean is an enterprise AI-powered work assistant and search platform that indexes and connects knowledge across 100+ enterprise applications — including Slack, Google Drive, Jira, Confluence, Salesforce, GitHub, and more — to give employees instant answers, summaries, and search results from their company's collective knowledge. It uses RAG and LLMs to deliver contextually accurate, permissioned responses.
Designed For
- Enterprise knowledge search
- Employee onboarding
- Customer support AI
- Internal Q&A bot
About Notion AI
Notion AI integrates LLM capabilities directly into Notion pages. Write, summarize, translate, brainstorm, and fill databases with AI - all without leaving your workspace.
Designed For
- Meeting notes summarization
- Content drafting
- Database population
- Translation
Strengths & Limitations
Glean
Strengths
- Deep enterprise app integrations (100+)
- Respects existing permissions/ACLs
- Fast RAG over company knowledge
- Customizable AI assistants
- Strong enterprise security
Limitations
- Enterprise-only pricing (expensive)
- Requires significant setup and indexing time
- No consumer offering
- Dependent on data quality
Notion AI
Strengths
- Deep Notion integration
- Easy to use
- Great for teams
Limitations
- Requires Notion subscription
- Limited to Notion
Frequently Asked Questions
What is the difference between Glean and Notion AI?
Glean is enterprise ai search that connects your company's knowledge across 100+ apps, while Notion AI is ai writing and summarization built into your workspace. Glean is designed for Large enterprises, Knowledge workers; Notion AI is designed for Teams using Notion, Content teams. The right fit depends on your specific requirements.
How do the pricing models compare?
Glean is available under a Enterprise model. Notion AI is available under a Paid model. Glean's entry tier starts at Custom. Notion AI's entry tier starts at $10/user/mo. Always verify pricing on each vendor's official website as it may change.
What integrations does each tool support?
Glean integrates with Slack, Google Workspace, Microsoft 365, Jira. Notion AI integrates with Built into Notion (all platforms), Slack (via Notion pages), Google Calendar, GitHub. Check each vendor's documentation for the full and current list.
How do I choose between Glean and Notion AI?
Consider your team's technical requirements, budget, existing tooling, and use case before deciding. We recommend signing up for free trials or demos of both tools where available, and consulting each vendor's documentation. AIHub provides this comparison for informational purposes only.
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Data sourced from public vendor documentation. Pricing, features, and availability may change. Always verify on official vendor websites before making purchasing decisions. AIHub is not affiliated with any of the listed vendors.