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Internal knowledge base chatbot

A private knowledge base chatbot for your team's docs.

An internal AI chatbot trained on your handbooks, policies, SOPs and Google Drive. Employees ask in plain words and get answers that cite the exact page.

  • Cited to the page
  • Private to your workspace
  • SOC 2 Type II

Free to start. No credit card. Live in minutes.

Hello! How can I help you today?
What calibration steps are required before starting Line 4?
Before Line 4 startup, verify torque wrench calibration, run a dry-cycle check, and record the QC sign-off.1
Cited source: Line4_SOP.pdf
Ask your knowledge base
Line4_SOP.pdf8/42

4.2 Startup Calibration

Before startup, operators must verify torque wrench calibration, run one dry-cycle check, and record QC sign-off.
Video transcript

Answers from your own documents. Your team asks a question, and gets the answer from your own documents, with the exact passage to prove it. Here's how it works with Denser. Upload, ask, and check.

Upload your documents and keep it private. First, upload the documents your team already has: handbooks, policies, guides. Keep the chatbot private, so only your team can ask it. Create it, and a moment later, it's ready to answer.

Ask, and check the highlighted source. Ask in plain words, and get a direct answer. Every answer cites its source. Click it, and the document opens on the right page, with the passage highlighted. Ask about something else, and it finds the right document. And when your documents don't cover something, it tells you, instead of guessing.

What your team gets. Less time searching folders, and answers your team can trust. Build yours free at denser.ai.

Watch on YouTube ↗

Customer proof

Trusted by businesses worldwide

2k+

active teams

24/7

support coverage

50%

fewer tickets

City of San JoséCity of San José
Bridgelux
Onondaga CountyOnondaga County
EOS AustraliaEOS Australia
LenderDock
PortfolioboxPortfoliobox
UpsiideUpsiide
Valk WeldingValk Welding

The basics

What is a knowledge base chatbot?

A knowledge base chatbot is an AI assistant that answers questions from your organization's own documents. It finds the relevant passage in your files and pages, writes a direct answer, and cites the source so anyone can check it. An internal knowledge base chatbot does this privately, for your employees.

A knowledge base stores the answers; the chatbot finds them. Instead of searching folders, scanning long documents or asking a coworker the same question again, people ask in plain language and get an answer grounded in your current documents.

How it works

How to build an internal knowledge base chatbot in 3 steps

Bring the documents you already have. Denser handles the indexing, the access and the cited answers, without code. Or tell Ask AI “Make an internal HR assistant from our handbook” and it does the setup for you.

  1. 01

    Add sources

    Add your knowledge

    Upload PDF, DOCX, TXT, Excel, and PowerPoint files, connect Google Drive, crawl a website, or write Q&A directly. Denser Chat indexes the content so it is ready to answer questions.

    Start with the sources you already maintain: files, websites, Google Drive, or written Q&A.
  2. 02

    Set access

    Choose who can use it

    Keep the chatbot private, so only teammates you invite can ask it. Internal policies, onboarding guides and company documents stay inside your team.

    Private chatbots are for your workspace members only. Make one public later if customers should ask it too.
  3. 03

    Start asking

    Ask questions with evidence

    Ask in plain English and get a direct answer with the supporting document and passage beside it. Your team can verify policy, onboarding, and operational answers without hunting through folders.

    A private knowledge base chatbot in Denser. The sidebar lists its one source, SampleEmployeeHandbook.pdf. An employee asks whether they can carry over unused vacation days; the answer says yes, with the Executive Director's approval, and cites source 1. The handbook is open beside the chat at page 15, with the vacation carry-over passage highlighted.
    A private chatbot in Denser: the answer cites the employee handbook, and the cited passage is highlighted on its page.

Use cases

Who uses an internal AI chatbot

HR, IT, operations, sales and support teams, each asking the same up-to-date documents instead of each other.

  1. People

    01
    • Employee onboarding

      Give new hires one place to ask about tools, benefits, processes, and their first weeks on the job.

    • HR and policy questions

      Answer questions about PTO, expenses, remote work, benefits, and workplace policies from approved documents.

  2. Operations

    02
    • SOPs and operations

      Help teams find the correct procedure, checklist, or safety requirement while work is in progress.

    • Compliance and research

      Search policies, reports, and reference material while keeping every answer tied to its original source.

  3. Customer-facing teams

    03
    • Support agents

      Agents find the right answer in manuals, past fixes and troubleshooting guides before they reply.

    • Sales enablement

      Make product details, pricing rules, battlecards, and approved answers searchable before customer calls.

Want customers to ask your documents directly? See the customer support chatbot.

Sources and access points

Your documents in, answers wherever your team works

What it learns from

Files
PDF, Word, PowerPoint, Excel and TXT
Google Drive
Files and shared folders
Websites
Help centers and public docs, crawled
Q&A
Exact answers your team writes

Where your team asks

In Denser
Every invited member, with the cited page beside the answer
REST API
Answers inside your intranet or tools
Email
Replies to an internal help inbox
Claude, ChatGPT
Ask it from your AI assistant over MCP, signed in as yourself

KB Health

Know exactly what your chatbot knows.

A one-click read-through of everything your chatbot knows. You get a plain-English summary of the topics it covers and a list of any contradictions between documents.

  • A plain-English summary of every topic your sources cover
  • Contradictions between documents flagged before users find them

KB Health report

Analyzed

Topics covered

Vacation & PTOBenefitsRemote workSecurityOnboardingExpenses

Contradictions found

Vacation days conflict: Handbook says 10, Benefits 2026 says 12.

Alex's Workspace

Business
  • AAlex RiveraOwner
  • MMaria L.Editor
  • SSam K.Editor
  • PPriya R.Viewer
1 shared chatbot · 18 sources

Security and access

Private by default. Only your team can ask.

A private chatbot lives in your workspace and answers only the teammates you invite. Everyone asks the same up-to-date documents, and you maintain them in one place.

  • Only invited workspace members can ask a private chatbot
  • Owner, editor and viewer roles decide who can change sources
  • SOC 2 Type II certified, encrypted in transit and at rest
  • Your documents are never used to train AI models
  • Answers only from your sources, and says so when they don't cover it
What Our Clients Say

Research that took 50 minutes now takes a few.

Denser cut our research time from about 50 minutes to just a few, a huge boost to our team's productivity.
Michael · Digital Services, City of San José

Knowledge base chatbot FAQ

What is a knowledge base chatbot?

A knowledge base chatbot is an AI assistant that answers questions from your organization's own documents. It finds the relevant passage in your files and pages, writes a direct answer, and cites the source so anyone can check it. An internal knowledge base chatbot does this privately, for your employees.

How is a knowledge base chatbot different from a knowledge base?

A knowledge base stores the answers; people still have to search folders and read long documents to find them. A knowledge base chatbot reads those documents for them and answers a plain-language question in a few sentences, with a link to the exact page it used.

How do I train a chatbot on our internal documents?

Create a private chatbot, then upload your files, connect Google Drive, add websites or write Q&A. Denser indexes them in minutes. You can also ask Ask AI, for example “Make an internal HR assistant from our handbook and policies”, and it sets the chatbot up for you. No code is needed.

What can I build the knowledge base from?

Websites, PDFs, Word files, PowerPoint presentations, TXT files, Excel spreadsheets, Google Drive, and written Q&A. Combine as many sources as you need into one knowledge base.

What happens if the answer isn't in our documents?

The chatbot says it doesn't know instead of guessing. Denser answers only from the passages it finds in your sources, and every answer links to them. Answer Quality then shows the questions your documents didn't cover, so you know what to add.

Can I control who can use it?

Yes. A private chatbot is available only to people you invite to your workspace, and owner, editor and viewer roles decide who can change its sources and settings. A private chatbot can't be embedded on a public website.

Can my team use the knowledge base from Claude or ChatGPT?

Yes. Denser has an MCP server, the open standard Claude, ChatGPT, Cursor and Claude Code use to connect to outside tools. Add https://mcp.denser.ai/mcp to your assistant and sign in with your Denser account, and it can search the knowledge base and answer with links to the source pages. Each person sees only what their own Denser access allows, and it works on every plan, including Free.

Is our data used to train AI models?

No. Your documents are never used to train shared or foundation AI models. They are used only to answer your team's questions.

Is my knowledge base data secure?

Denser is SOC 2 Type II certified. Data is encrypted in transit and at rest, and private chatbots are available only to members of your workspace.

Can non-technical teams build it?

Yes. HR, operations and support teams build their own knowledge base chatbots by uploading the documents they already maintain, or by describing what they want to Ask AI and clicking Apply on each change it proposes.

How large a knowledge base can it handle?

A single Denser chatbot indexes hundreds of thousands of pages and up to 50GB of documents, with three-layer retrieval (keyword, vector and ML reranking) that stays accurate at that scale.

What is KB Health?

A one-click read-through of everything your chatbot knows. You get a plain-English summary of the topics it covers and a list of any contradictions between documents, so you can fix conflicts before your team hits them.

Still working out how these systems fit together? Read the full guide to how an AI knowledge base works, from retrieval and reranking to measuring answer quality.

Get started

A chatbot worth shipping, live in minutes.

Point Denser at your website, docs, and PDFs. It answers in minutes, every reply cited to its exact source.

No code. Free to start. Cancel anytime.