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The AI chatbot builder that builds, tests and deploys for you.

Tell Ask AI your website. No code, no flowcharts, and nothing changes until you click Apply.

Free plan. No credit card.

Video transcript

A website that answers its visitors. This studio's website answers its visitors on its own, from its own pages. Here's how to set that up with Denser, in three steps.

Build: Ask AI makes the chatbot from your site. First, build. Open Ask AI, and give it your website address. It reads every page, then proposes each step as a card: create the chatbot, add the website, index the pages. You click Apply on each. A few minutes later, your pages are indexed, and the chatbot is trained. Ask it what a visitor would, and it answers from your pages, with sources.

Improve: fix an answer your site doesn't cover. Next, improve. Not every answer is on your website. Here, a visitor asks about gift cards, and the chatbot can't say. So tell Ask AI the facts, in your own words. It turns them into a question-and-answer pair. Read it, then click Apply. The pair is now part of the chatbot's knowledge, right next to your website. Ask the same question again, and it gets it right. Your chat logs even show which answers came from your fixes.

Launch: add the chatbot to your website. Last, launch. Ask AI switches on your website widget, and hands you the code. Copy it, and paste it just before the closing body tag on your site. That's it. Your website now answers customers, day and night. Build yours free at denser.ai.

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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

What is an AI chatbot builder?

An AI chatbot builder is a tool that creates a chatbot from your own content, such as your website, help docs and files, so it can answer customers' questions without a script. Most builders give you forms or a drag-and-drop flow editor. Denser adds Ask AI, an assistant that builds, tests and deploys the chatbot for you when you describe what you want.

That makes it a no-code chatbot builder in the literal sense. You never draw a flow, write a prompt template or paste an API call. You read what Ask AI proposes and click Apply.

Six requests. Six finished jobs.

These are the suggestions on Ask AI's start screen. Pick one to watch what happens after you send it.

AI assistantFernwood HR

What can I help with?

Nothing changes until you click Apply.

  • Build a chatbot from my site
  • Fix weak answers
  • Hand chats to my team
  • Book demos with visitors
  • Add my chatbot to my site
  • Review last month's chats

Ask about your chatbots…

Illustrative demo. Cards and buttons match the product.

How to build an AI chatbot without code

Four steps, in one conversation. Most teams are live in about ten minutes, and most of that is the crawl.

  1. Step 1: Describe it

    Give Ask AI your website and say who it's for. It reads the site and explains which pages it will use and which it will skip.

  2. Step 2: Review and apply

    Each change arrives as a card. Apply it, edit it, or dismiss it. Nothing happens until you click.

  3. Step 3: Test it

    Ask AI asks your chatbot the questions customers will ask, and shows each answer with its sources. Tests are free.

  4. Step 4: Deploy it

    It checks your site, then turns on chat as a bubble, inline, a help page, or the WordPress or Shopify app.

It checks the answers before your customers do.

Most builders give you a preview window and leave the testing to you. Ask AI asks your chatbot real questions, reads last month's conversations, and tells you what to fix.

  • Answers customers flagged, with the cause
  • Questions it couldn't answer, grouped by topic
  • Sources that failed, went stale or contradict each other
  • A missing hand-off, instructions or starter questions

Test answer

Asked as a visitor would. Free, never uses your queries.

Can I export payroll reports to QuickBooks?

Yes. Go to Reports → Payroll, choose a date range, then Export → QuickBooks (.IIF). Exports include gross pay, taxes and deductions per employee.

Sources (2) · Payroll exports · Integrations: QuickBooks

Not right? Improve

Last 30 days

1,284 conversations · 4.6% thumbs-down

  1. Nonprofit pricing: asked 31 times, no source covers it
  2. SSO setup: answers cite the 2024 guide
  3. 18 people asked for a person: no hand-off is set up

Live on your site, your inbox and your phone line.

Ask AI checks your site first. It finds your platform, any chat widget you already have, and anything that would block the script. Then it tells you exactly where to paste the code.

On your website

Chat bubble
One script tag on every page
Inline chat
Inside a page, such as Support or Contact
Help page
A full-page help center, on your own domain
WordPress
The Denser Chat plugin and your chatbot ID
Shopify
Connect your store from the Shopify App Store

Beyond it

Email
Answers support email and hands off when it should
Phone
A voice agent on your phone number
Slack
Connect from a card in Ask AI
WhatsApp
Connect from a card in Ask AI
Telegram
Connect from a card in Ask AI

Update instructions

Fernwood Support

− Answer any question about HR.

+ Answer questions about Fernwood's product and pricing.

+ Keep answers under 80 words. Link the source.

+ For legal or tax advice, offer to connect a person.

It proposes. You apply.

  • Every change is a card: apply it, edit it, or dismiss it.
  • Applied changes run with your permissions, nothing more.
  • API keys and passwords go straight to Denser. Ask AI never sees them.

Flow builder, AI chatbot builder, or one that builds itself?

Compared onFlow chatbot buildersTypical AI chatbot buildersDenser with Ask AI
How you buildDrag boxes and arrows for every pathFill in forms, upload contentDescribe it in a sentence
Answers come fromScripts you writeYour contentYour content, with cited sources
TestingClick through it yourselfA preview windowAsk AI asks real questions and shows the sources
Finding problemsRead transcriptsAn analytics dashboardAudits sources and chats, then proposes fixes
Taking actionsBuilt by hand for each flowSet up each integrationBookings, hand-offs and API calls from a sentence
Going liveCopy the snippetCopy the snippetChecks your site and tells you where to paste it

Create your own chatbot free.

Denser's Free plan is a free chatbot builder, not a trial. Build the chatbot, add it to your site, and let it answer customers. A site with up to a couple thousand visitors a month rarely needs more than 50 queries.

  • One AI chatbot trained on your website, files and Q&A
  • 50 customer queries a month, enough for a low-traffic site
  • Unlimited Ask AI to build and test it
  • Embed snippet, WordPress plugin or Shopify app
  • No credit card, and no expiry
Start from your website URL

What teams get from it.

“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 JoséRead the story
“It intelligently handles many of our customers' frequently asked questions, reducing customer support tickets by approximately 50%.”
Udara · Social & Digital Marketing Analyst, APL (Vantage Windows & Doors)Read the story

Read next: how to build an AI agent without code, or compare the best AI chatbot builders for 2026.

AI chatbot builder FAQ

How do I build my own AI chatbot?

Sign up for Denser, open Ask AI and say “Build a chatbot from my website.” It reads your site, proposes the chatbot and its sources as cards you apply, tests a few answers, and helps you add it to your site. No code needed.

How long does it take to build an AI chatbot?

About ten minutes for most websites. Creating the chatbot is one click; crawling your site takes most of the time, and depends on how many pages you have.

Is there a free AI chatbot builder?

Yes. Denser's Free plan includes a chatbot, 50 queries a month and unlimited Ask AI, with no credit card. The test questions Ask AI sends your chatbot are free too.

How do I train a chatbot on my own data?

Add your website, files, Google Drive or Q&A pairs as sources. Ask AI can add them for you. The chatbot answers from what you add and cites each source.

Can I build a chatbot without coding?

Yes. Denser is a no-code chatbot builder: you describe what you want and apply the changes Ask AI proposes. Adding the chatbot to your site is one embed snippet, or the WordPress plugin or Shopify app.

What's the difference between a chatbot builder and an AI agent builder?

A chatbot builder makes a bot that answers questions. An AI agent also takes actions, such as booking a meeting, calling your API or handing the chat to a person. Denser builds both, and Ask AI sets up actions and playbooks from a sentence.

Can the chatbot hand off to a human?

Yes. Ask “Let visitors talk to a person on my team.” Ask AI sets up the hand-off, your live hours and a ticket form for when nobody is around, then tests that the chatbot offers it.

Can Ask AI change my chatbot without asking?

No. Ask AI can read your workspace, but every change it suggests is a card you apply, edit, or dismiss. It deletes things only when you ask it to, and a card goes out of date instead of overwriting something that changed after it was proposed.

Does Ask AI see my API keys or passwords?

No. Keys, tokens and passwords go into a secure card that sends them straight to Denser, and Ask AI never sees them. Saved keys are stored encrypted and never shown again.

How much does Ask AI cost?

Ask AI is included on every plan, including Free, with no limit on messages. It never uses your chatbot's queries, and the test questions it asks your chatbot are free.

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.