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Glean vs Open Notebook
A side-by-side comparison of pricing, ratings, features, pros and cons.
| Overview | |||
| Description | enterprise AI search. | An open source implementation of NotebookLM with more flexibility and features. | |
| Category | |||
| Developer | Glean Technologies, Inc. | Open-notebook | |
| Verified Status | No | No | |
| Last Updated | Sep 2026 | Sep 2026 | |
| Pricing | |||
| Pricing Model | Contact | Open Source | |
| Free Plan | No | Yes | |
| Free Trial | No | — | |
| Open Source | No | Yes | |
| Capabilities | |||
| API Access | No | — | |
| Features | • Permission-aware enterprise search across 35+ LLMs • Integrates Slack, Google Drive, Jira, Confluence, GitHub • No-code AI agent building for teams • 30% reduction in token usage (company claim) • ISO 42001, HIPAA, SOC 2 Type II certified • Used by Booking.com, Zillow, TIME Magazine, Ericsson | — | |
| Tags | gleanenterprise-search | opennotebooksourceimplementationnotebooklmflexibility | |
| Trust and Engagement | |||
| Review Count | 0 | 0 | |
| Saves | 0 | 0 | |
| Views | 51 | 63 | |
| Quality Score | 57/100 | 54/100 | |
| Website Status | Online | Online | |
| Availability | |||
| Website | www.glean.com | www.open-notebook.ai | |
| Social Links | 3 linked | 1 linked | |
| Screenshots | No | No | |
| Reviews | |||
| Pros | — | • Free to use | |
| Cons | • Pricing isn't publicly listed | — | |
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