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Best AI Knowledge Base Software in 2026

AI knowledge base software can help you draw on information gathered across your team’s content sources. Compare AI answer mode, supported content, and source connectors to see what material each option is listed to work with. Nuclino, ProProfs Knowledge Base, and Recall are among the entries to consider. Content sync matters when information changes, while permission controls are another point to weigh when access needs vary. Included users, free-plan availability, and paid-from pricing help clarify the access and cost details. Consider the sources your team relies on and who needs to use them as you compare these capabilities.

  1. 1

    Conveyor

    Free plan APIExtensionWeb

    Conveyor combines managed knowledge sources with tools for checking AI answers and supporting security reviews.

    7.4 Free plan · paid from $9,600/yr Visit site
  2. 2

    ChatInfer

    Free plan APIWeb

    ChatInfer brings inference routing, chatbot tools, and document-based Q&A into one platform. Its early-access status and changing indicative paid prices are important to weigh before adopting it.

    7.3 Free plan · paid from $29/mo Visit site
  3. 3

    Docmost

    Free plan APISelf-hostedWeb

    Docmost brings collaborative wiki pages, structured Bases, diagrams, and AI features together, with both cloud-model and local-model options.

    7.3 Free plan · paid from $6/user/mo (annual) Visit site
  4. 4

    DocsBot AI

    by DocsBot AI
    Free plan APISelf-hostedWeb

    DocsBot AI combines source-linked answers with configured support actions and several deployment options.

    7.3 Free plan · paid from $49/mo Visit site
  5. 5

    Korra

    Free plan AndroidAPIExtension+6

    Korra combines file-based question answering with source navigation and several deployment and integration options.

    7.2 Free plan · pricing on request Visit site
  6. 6

    Nuclino

    by Nuclino
    Free plan AndroidAPIiPhone+4

    Choose Nuclino if your team wants shared documents, several ways to organize work, and a canvas for diagrams or whiteboards. The Free plan has clear item, canvas, and storage caps.

    7.2 Free plan · 14-day trial Visit site
  7. 7

    ProProfs Knowledge Base

    Free plan AndroidAPIExtension+3

    ProProfs Knowledge Base combines publishing, content controls, AI tools and analytics for documentation teams.

    7.2 Free plan · paid from $0.99/user/mo (annual) · 15-day trial Visit site
  8. 8

    GitBook

    by GitBook
    Free plan APIWeb

    GitBook combines documentation editing and publishing with collaboration, access controls and AI tools. The free tier is limited to one user, while higher tiers have per-site and per-user costs.

    7.1 Free plan · paid from $65/mo (annual) · 14-day trial Visit site
  9. 9

    Recall

    by Recall
    Free plan AndroidAPIExtension+2

    Recall brings saved media and notes together with chat, knowledge connections, and review tools.

    7.1 Free plan · paid from $10/mo (annual) Visit site
  10. 10

    Scribe

    Free plan APIExtensionMac+2

    Scribe combines workflow capture with guide editing, redaction, sharing and engagement reporting.

    7.1 Free plan · paid from $13/user/mo (annual) Visit site
  11. 11

    Slab

    by Slab
    Free plan WebWindowsMac
    6.9 Free plan · paid from $6.67/user/mo (annual) · 14-day trial Visit site
  12. 12

    Sana AI

    Free plan iPhoneWeb

    Sana Agents combines organizational knowledge access with task automation, integrations, and meeting recordings.

    6.8 Free plan Visit site
  13. 13

    Stack Internal

    Free plan APIWeb

    Stack Internal combines knowledge capture, permissions, connectors, and AI access, with a free plan available. Check the collaborator and credit limits, or contact sales for Organization pricing.

    6.7 Free plan Visit site
  14. 14

    Nucleus

    Free plan APIWeb

    Consider Nucleus if your team needs a searchable knowledge base that connects to AI tools and provides sourced answers or claim verification.

    6.6 Pricing on request Visit site
  15. 15

    Elium

    by Elium
    Free trial AndroidAPIExtension+3

    Choose Elium if your organization needs governed knowledge, cited AI answers and broad integration or deployment choices.

    6.3 From €15/user/mo (annual) Visit site
  16. 16

    BuiltABot

    Free trial APIWeb

    BuiltABot combines content-grounded answers, multilingual support, scheduling, lead capture, and integrations in deployable agents.

    6.2 14-day trial Visit site
  17. 17

    Archbee

    Paid WebWindowsMac+1

    Archbee is a fit for teams seeking documentation publishing for both internal and external audiences, with SSO, analytics, and revision history.

    6.1 From $80/mo · 14-day trial Visit site
  18. 18

    Bloomfire

    by Bloomfire
    Paid AndroidAPIiPhone+1

    Choose Bloomfire if your organization needs searchable shared knowledge, source-linked AI answers, and tools to maintain content.

    6.1 Pricing on request Visit site
  19. 19

    CustomGPT.ai

    Free trial APIWeb

    CustomGPT.ai combines broad content ingestion, cited answers, and multiple deployment channels for business agents.

    6.1 From $89/mo (annual) · 7-day trial Visit site
  20. 20

    Helpjuice

    by Helpjuice
    Free trial APIExtensionWeb

    Helpjuice combines structured documentation tools with integrations, analytics, and optional AI features.

    6.1 14-day trial Visit site
  21. 21

    April Flow

    Paid APISelf-hostedWeb

    April Flow focuses answers on selected Collections and provides evidence for review across several access channels.

    6.0 From €49/mo Visit site
  22. 22

    Capacity

    by Capacity
    Paid AndroidAPIExtension+2

    Consider Capacity if your contact center needs multi-channel AI agents, agent tools, and broad integrations, particularly at mid-market or enterprise scale.

    6.0 Pricing on request Visit site
  23. 23

    KnowledgeOwl

    by KnowledgeOwl
    Free trial APIWeb

    KnowledgeOwl offers structured knowledge-base publishing with reader access, version history, analytics, and single sign-on.

    5.9 From $100/mo · 30-day trial Visit site
  24. 24

    Slite

    by Slite
    Free trial AndroidAPIExtension+4

    Slite combines team documentation with review workflows, connected-tool search, and AI-assisted maintenance.

    5.9 From $10/user/mo (annual) · 14-day trial Visit site
  25. 25

    Guru

    by Guru
    Paid AndroidAPIExtension+2

    Organizations publishing content for internal teams should consider Guru for its web access, single sign-on, version history, and analytics.

    5.8 Pricing on request Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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