AI Tool Comparison
Glean vs Notion AI
A side-by-side breakdown to help you pick the right tool for your workflow.
Glean
Connect to Slack, Google Drive, and Confluence to power unified enterprise search and an AI assistant that answers questions using your organization's own data.
Notion AI
Write, summarize, and automate inside your workspace. Notion 3.x adds AI Agents that run multi-step tasks across your pages — no context-switching required.
Bottom Line
Last reviewed: August 2026
Glean and Notion AI both sit in Productivity, but they're built around different use cases within it. Notion AI carries the higher rating (4.6 vs 4.4), but a gap that size rarely overrides a real workflow fit on its own.
Choose Glean if…
Best for knowledge-heavy companies where employees waste time searching for documents scattered across many apps, and its edge is indexes 100+ workplace apps at once and surfaces who knows what based on your actual role and team. Solves a real problem for larger organizations, the enterprise-only pricing rules out small teams entirely.
Choose Notion AI if…
Best for teams that already run their docs and projects in Notion, and its edge is aI Agents run multi-step tasks across your workspace without leaving the page. Worth it once your team's work already lives inside Notion.
| Attribute | Glean | Notion AI |
|---|---|---|
| Category | Productivity | Productivity |
| Pricing | paid | paid |
| Pricing Detail | Custom enterprise pricing, ~$45-50/user/mo (100-seat minimum) | Add-on $10/mo per member / Notion Credits for Agents (usage-based from May 2026) |
| Rating |
Key Features
Glean
- Unified search across 100+ business apps with AI ranking based on your role and recent activity
- Glean Chat, ask questions about your company's internal knowledge in natural language
- People graph shows expertise mapping, find who in your org knows what
Notion AI
- In-document writing assistant
- Text summarization
- Action item extraction
- Translation
- Tone adjustment
Pros
Glean
- •Eliminates the 'I know we have a doc about this somewhere' problem that plagues knowledge-heavy teams
- •No-configuration search, it indexes apps as connected and immediately starts surfacing relevant content
Notion AI
- •Seamlessly integrated
- •Excellent for summarizing long notes
- •Fast and responsive
- •Context-aware of your workspace
Cons
Glean
- Enterprise-only pricing makes it inaccessible for small teams or individual users
- Requires connecting enough apps to be valuable, low ROI in organisations with fewer than 50 people
Notion AI
- Requires Notion usage
- Additional cost on top of Notion plan
- Not a standalone chat interface