Tettra vs Glean
Side-by-side from the Top 11 ranking of The 11 Best Knowledge Management Software (2026). Last verified July 20, 2026.
The short answer
Tettra ranks higher on Top 11 (#10 vs #11) for Operations, support, HR, and engineering teams that need one trusted place to document processes, answer internal questions, and keep company knowledge current. Slack-native wiki with AI and curation.
At a glance
| Tettra | Glean | |
|---|---|---|
| Top 11 rank | #10 / The 11 Best Knowledge Management Software (2026) | #11 / The 11 Best Knowledge Management Software (2026) |
| Score (out of 9.4) | 7.3 | 7 |
| Best for | Slack-first simple internal wiki | AI search across every connected app |
| Pricing | $$ (from ~$4-$10/user/mo, tiered) | $$$$ (Enterprise, quoted annually) |
| HQ | Cambridge, USA | Palo Alto, USA |
| Founded | 2015 | 2019 |
Tettra
Slack-native wiki with AI and curation.
tettra.com/See full entry in The 11 Best Knowledge Management Software (2026)
Glean
AI assistant that answers across all your apps.
www.glean.com/See full entry in The 11 Best Knowledge Management Software (2026)
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.