Best AI Knowledge Base Software in 2026
Updated
32 AI knowledge base software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
32ranked
0free plans on this page
$80/molowest paid tier
2 Oct 2026last checked
| # | Platform | Score | Why | From | Free plan | Paid from | AI answer mode | |
|---|---|---|---|---|---|---|---|---|
| 26 | Helpjuice | 5.2 | RecognisedAPIDocumented | — | No | — | — | View |
| 27 | Archbee | 5.2 | RecognisedAPIDocumented | $80/mo | No | — | — | View |
| 28 | ChatInfer | 5.1 | RecognisedAPIDocumented | — | Yes | — | both | View |
| 29 | CustomGPT.ai | 5.0 | RecognisedAPIDocumented | $99/mo | No | — | — | View |
| 30 | BuiltABot | 5.0 | RecognisedAPIDocumented | — | No | — | both | View |
| 31 |  April Flow | 4.7 | RecognisedAPIDocumented | — | No | — | both | View |
| 32 | Knowlium | 4.7 | RecognisedAPIDocumented | — | No | — | generative | View |
