Best AI Knowledge Base Software in 2026
Updated
When team knowledge lives in different formats and tools, an AI knowledge base can help make it easier to find and use. Compare AI answer mode and supported content to see how each option works with the material you have; source connectors and content sync matter when that material is spread across systems. Permission controls are worth checking alongside included users, free-plan availability, and paid-from pricing. ProProfs Knowledge Base, DocsBot AI, and GitBook are among the entries to consider. Use the listed capabilities to weigh how each could fit your team’s approach to keeping and sharing knowledge.
AI Knowledge Base Software, one module each.A lit port is something its maker publishes; 25 of 25 with a known API signal have a public API.
- 01 ProProfs Knowledge Base API yesFREE yesDOCS 7.4$0.99/mo
- 02 DocsBot AI API yesFREE yesDOCS 7.3$49/mo
- 03 GitBook API yesFREE yesDOCS 7.3$65/mo
- 04 ChatInfer API yesFREE yesDOCS 7.2$29/mo
- 05 Conveyor API yesFREE yesDOCS 7.2$800/mo
- 06 Docmost API yesFREE yesDOCS 7.2Free
- 07 Korra API yesFREE yesDOCS 7.2$199/mo
- 08 Nuclino API yesFREE yesDOCS 7.2Free
- 09 Recall API yesFREE yesDOCS 7.2$10/mo
- 10 Scribe API yesFREE yesDOCS 7.2$1,713/mo
- 11 Stack Internal API yesFREE yesDOCS 7.1Free
- 12 Guru API yesDOCS 6.8
- 13 Moveworks API yesDOCS 6.8
- 14 Bloomfire API yesDOCS 6.7
- 15 Capacity API yesDOCS 6.7
- 16 Knowmax API yesDOCS 6.7
- 17 Nucleus API yesDOCS 6.7
- 18 Shelf API yesDOCS 6.7
- 19 Slite API yesFREE noDOCS 6.7$10/mo
- 20 April Flow API yesFREE noDOCS 6.6€49/mo
- 21 Brainfish API yesDOCS 6.6
- 22 BuiltABot API yesFREE noDOCS 6.6$29.99/mo
- 23 CustomGPT.ai API yesFREE noDOCS 6.6$99/mo
- 24 Document360 API yesDOCS 6.6
- 25 Elium API yesFREE noDOCS 6.6€15/mo
Compare all 25 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | AI answer mode | Source connectors |
|---|---|---|---|---|---|---|---|---|
| 1 | ProProfs Knowledge Base | 7.4 | Free plan | $0.99/mo | Yes | 0.99 /user/mo | ||
| 2 | DocsBot AI | 7.3 | Free plan | $49/mo | Yes | |||
| 3 | GitBook | 7.3 | Free plan | $65/mo | Yes | |||
| 4 | ChatInfer | 7.2 | Free plan | $29/mo | Yes | both | ||
| 5 | Conveyor | 7.2 | Free plan | $800/mo | Yes | both | ||
| 6 | Docmost | 7.2 | Free plan | Yes | 6 /user/mo | |||
| 7 | Korra | 7.2 | Free plan | $199/mo | Yes | both | 3 connectors | |
| 8 | Nuclino | 7.2 | Free plan | Free | Yes | |||
| 9 | Recall | 7.2 | Free plan | $10/mo | Yes | |||
| 10 | Scribe | 7.2 | Free plan | $1,713/mo | Yes | 13 /user/mo | ||
| 11 | Stack Internal | 7.1 | Free plan | Free | Yes | |||
| 12 | Guru | 6.8 | ||||||
| 13 | Moveworks | 6.8 | both | |||||
| 14 | Bloomfire | 6.7 | No | |||||
| 15 | Capacity | 6.7 | No | |||||
| 16 | Knowmax | 6.7 | both | |||||
| 17 | Nucleus | 6.7 | both | |||||
| 18 | Shelf | 6.7 | both | |||||
| 19 | Slite | 6.7 | No | $10/mo | No | 10 /user/mo | ||
| 20 | April Flow | 6.6 | No | €49/mo | No | both | ||
| 21 | Brainfish | 6.6 | No | both | ||||
| 22 | BuiltABot | 6.6 | No | $29.99/mo | No | both | ||
| 23 | CustomGPT.ai | 6.6 | No | $99/mo | No | |||
| 24 | Document360 | 6.6 | No | |||||
| 25 | Elium | 6.6 | No | €15/mo | No |
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Numbered spots on this list can be sponsored, and a sponsored row is labelled as paid.