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Knowledge Base Chatbot

Knowledge base chatbot that answers from your docs.

Quickly train Denser Chat on PDF, DOCX, TXT, Excel, websites, and more. Your team gets fast, cited answers for onboarding, company policies, support, and everyday work.

  • Cited answers
  • 100,000+ pages
  • SOC2 Type II certified

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.

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

AI knowledge base

What is a knowledge base chatbot?

A knowledge base chatbot is an AI assistant that answers from the information your organization provides, not from guesswork. It finds the most relevant passages across your files and websites, writes a clear response, and cites the source so people can verify it.

Instead of searching folders, scanning long documents, or asking a coworker the same question again, employees and customers can ask in natural language and get an answer grounded in your current knowledge.

How it works

Create your AI knowledge base in three steps

Bring the knowledge you already have. Denser Chat handles the indexing, access, and cited question answering without code.

  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

    Make the chatbot private for employees and invited teammates, or publish it for customers. A private knowledge base keeps internal policies, onboarding guides, and company documents within your team.

    Choose a private workspace for employee knowledge or a public channel for customer-facing answers.
  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.

    Each response stays connected to the supporting file and exact passage for quick verification.

Use cases

Put your company knowledge to work.

One source of truth for the people who join your company, run its operations, and serve its customers.

  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. Customers

    03
    • Customer support

      Turn help articles, product manuals, and troubleshooting guides into immediate, consistent answers.

    • Sales enablement

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

Every Feature

Verifiable answers that scale with your knowledge base.

Source-grounded retrieval, citations, contradiction checks, lead capture, analytics, and deployment controls in one product system.

Cited answers, every one traceable.

Every response links to the exact source passage, so your team and your customers can verify it in one click.

Verifiable cited answers that scale to hundreds of thousands of pages with steady accuracy

Catch contradictions

Surface conflicting facts before your users do.

See what you can't answer

Every question your bot missed, grouped by topic.

Live in 5 minutes

Script, iFrame, React, or REST deploy.

Custom AI tools

Calendly, forms, Zendesk, and actions.

Capture every visitor

Lead forms and CRM-ready exports.

Analytics that matter

Queries, latency, satisfaction, topics.

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

Workspaces & teams

Build it once. Your whole team uses it.

Create your knowledge base chatbot in a shared workspace and invite your team. Everyone searches the same up-to-date knowledge, so you maintain sources in one place instead of one bot per person.

  • Owner, editor, and viewer roles for the right level of access
  • One set of sources, kept current for the entire team
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.
City of San José · Local Government · United States 🇺🇸

Questions

What can I build the knowledge base from?+

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

How does it avoid wrong answers?+

Denser uses retrieval-augmented generation (RAG): it finds the exact passage in your own content first, then answers from it and links the citation. If the answer is not in your sources, it says so instead of guessing.

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.

Can my whole team use one chatbot?+

Yes. Build a chatbot once in a shared workspace and invite your team with owner, editor, and viewer roles. Everyone searches the same up-to-date knowledge, with one place to manage sources and access.

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 users hit them.

Is my knowledge base data secure?+

Denser is SOC2 Type II certified. Data is encrypted in transit and at rest, your content is never used to train shared or foundation AI models, and access controls let you restrict sensitive sources.

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.