Glean vs Notion: which does AI recommend?

· ChatGPT Search and Google AI Mode

Based on every AI answer that names bothReviewed by

How we measure

AI summary

The answers split: is recommended for powerful search, while is favored for wiki and documentation; when both are named, is listed first more often than not.

Listed first when AI names both

GleanGlean: 61% (Glean leads)NotionNotion: 39%

Recommended when named

GleanGlean: 93% (Glean leads)
NotionNotion: 83%

Warned against · lower is better

GleanGlean: 0%
NotionNotion: 1%

Pick Glean for

  • Organizing and updating wiki Usually
  • Maintained company memory Almost always

Pick Notion for

  • Organizing information Almost always

Topic by topic

Mentioned in, as a share of each topic’s answers

Glean named more4Notion named more6

Glean named more

Notion named more

Only Glean is ranked in12

Only Notion is ranked in12

What people ask AI about Glean and Notion

Glean listed firstNotion listed first
  1. What should I use for a company-wide internal wiki/knowledge base that has powerful search?Glean often first
  2. What is the best tool for creating a company-wide internal wiki or knowledge base that has powerful search capabilities?Glean often first
  3. We want to create a single source for all enterprise knowledge. What is the best enterprise knowledge management system?Glean often first
  4. What is the best tool for creating and managing a company-wide internal wiki or knowledge base with powerful search?Leans Notion
  5. Our wiki is a disaster. What's an AI-powered knowledge management tool that can automatically organize, tag, and detect duplicate or outdated information?Glean usually first
  6. We want to replace tribal knowledge with a maintained company memory that agents can use safely. What vendors are strongest?Glean almost always first
  7. What are the best companies for organizing information?Notion almost always first
  8. What is the best knowledge base software?Notion almost always first

Who AI mentions first

Glean listed firstNotion listed first
  1. JunGlean listed first: 42%Notion listed first: 58%
  2. JulGlean listed first: 58%Notion listed first: 42%
  3. AugGlean listed first: 65%Notion listed first: 35%
  4. SepGlean listed first: 66%Notion listed first: 34%
  5. Oct, so farGlean listed first: 66%Notion listed first: 34%

ChatGPT Search lists first more often than not, while Google AI Mode lists first slightly more often.

  • ChatGPT SearchGlean listed first: 72%Notion listed first: 28%
  • Google AI ModeGlean listed first: 42%Notion listed first: 58%

Also named alongside Glean and Notion

  1. Guru80%
  2. Atlassian Confluence AI33%
  3. Atlassian30%
  4. Slite21%
  5. Slack20%
  6. Microsoft SharePoint20%
  7. Slab19%
  8. Microsoft17%
  9. Document36016%
  10. Microsoft 365 Copilot14%
  11. Atlassian Intelligence11%
  12. Confluence10%

Glean vs Notion: common questions

Is Glean better than Notion?
The answers split: Glean is recommended for powerful search, while Notion is favored for wiki and documentation; when both are named, Glean is listed first more often than not.
Do ChatGPT and Google AI Mode recommend Glean or Notion?
ChatGPT Search lists Glean first more often than not, while Google AI Mode lists Notion first slightly more often.
What are the alternatives to Glean and Notion?
AI most often names Guru, Atlassian Confluence AI, Atlassian and Slite in the same answers.
When is Glean the better pick?
AI usually lists Glean first for: Organizing and updating wiki; Maintained company memory.
When is Notion the better pick?
AI usually lists Notion first for: Organizing information.

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