AI Communication Platform · v0.1

More Conversations.
Up to 80% Lower Cost.

  • Text Chatbot
  • Voice Chatbot
  • AI Calling Agent

Train once. Deploy everywhere.

Worldwide · multi-tenant · enterprise-grade
Live multilingual voice
🇺🇸English
Caller
RAG brain
Agent
C
Do you offer teeth whitening?
searching knowledge base…
trained on your site · 6 languages live~1.0s reply
// 01

Three channels.
One brain.

Pick one or run all three. Knowledge, leads and history sync across channels automatically.

Voice Calling Bot

Inbound + outbound on Twilio numbers via VAPI.

Website Chat Bot

Embeddable widget trained on your KB.

Website Voice Bot

Real-time voice in the browser via OpenAI.

// 03

Plug into any stack in minutes.

Embed your AI agent with a one-click plugin, a copy-paste snippet, or our REST API. Agents read & write to your live database — products, orders, bookings, anything.

ZERO CODE

One-click plugin install

Drop our official plugin from the WordPress, Shopify and BigCommerce marketplaces. Auto-configured to your store in under 60 seconds.

COPY · PASTE · LIVE

Drop-in code snippet

A 4-line script tag works on any HTML page — Wix, Squarespace, Webflow, static sites and custom builds alike.

<!-- HelloSir.ai widget -->
<script src="hellosir.ai/embed.js"
        data-agent="your_agent_id">
</script>
LIVE DATA

Talks to your database

Connect MySQL, Postgres, MongoDB, REST or GraphQL. Agents query inventory, look up orders, check appointments and update records — all in real time.

works everywhere — pick your platform
WordPress
1-click plugin
Shopify
1-click app
Magento
Extension
BigCommerce
App store
Wix
Dev-mode embed
Squarespace
Code injection
PHP
SDK + snippet
Node.js
npm package
Static HTML
Copy-paste snippet
Anything else
REST + Webhook
No vendor lock-in.
Move between snippet, plugin or API at any time — your knowledge base stays put.
Embed in your site
// 04·what your agent does

Agents canbook appointm

One agent, every job your team would normally split across departments. Pick the skills you want — turn them on with a single click.

Book appointments

Books, confirms, reschedules and cancels — synced to your calendar.

Read your database

Live queries to MySQL, Postgres, Mongo or REST. Real answers, not hallucinations.

Suggest products

Personalised picks from your catalog with stock, price and image.

Provide information

Trained on your site, PDFs, FAQs and policies. Always on-message.

Qualify leads

Identifies prospects, runs BANT, captures contact + intent.

Close sales

Persuasive but honest. Handles objections and pushes to checkout.

Customer support

Resolves issues, answers questions, escalates only when needed.

Collect structured info

Gathers names, emails, IDs, addresses — straight into your CRM.

Mix & match in the agent builder.
Combine skills, set guardrails, and ship to chat, voice and phone in one go.
Build your agent
training pipeline
step 1 / 5
crawl
Auto-crawl your website + sitemap

Point us at your URL — we'll discover every page via sitemap.xml and keep the knowledge fresh on a schedule.

//products/pricing/faq/contact
auto-cycling · click to jump
// 05

Knowledge in.
Conversations out.

  • Auto-crawl your website + sitemap
  • Upload PDFs, docs, CSVs, Notion exports
  • Search by semantic similarity in milliseconds
  • Re-train daily, weekly, or on push
  • Lead capture written straight into your CRM
// 06

Pay only for what you use and the channel you prefer.

Start free, then top up in $9.99 packs as you grow. No subscriptions. No surprise bills. Credits never expire.

free forever
Free starter — no card needed
$0
  • 100 web chat conversations
  • 20 minutes of web voice agent
  • 1 AI agent
  • 1 website scrape (auto-train)
  • Embeddable chat widget for your site
Start free — no card needed
💬
Chat Pack
$9.99
3,000 chats
Best for support sites & FAQs. Above the pack: $0.003 per extra chat.
most loved
🎙
Web Voice Pack
$9.99
100 minutes
Browser-based voice agent. Above the pack: $0.10 per extra minute.
📞
AI Voice Calling
$9.99
25 minutes
Inbound & outbound phone calls via VAPI. Above the pack: $0.40 per extra minute.
🤖
AI Agent
$1
1 agent + 1 site
Each additional agent works with one scraped website.
cost calculator
Drag the sliders to your usage
estimated monthly cost
$0.00
Web chats / month
0chats
Free 10 · then min pack $9.99 / 3,000 chats · overage $0.003/chat
no usage
Web voice / month
0min
Free 10 min · then min pack $9.99 / 100 min · overage $0.10/min
no usage
AI phone calls / month
0min
Min pack $9.99 / 25 min · overage $0.40/min
no usage
Extra AI agents
0agents
$1.00 per extra agent (incl. 1 scraped website)
1 agent included free
No subscriptions. Pay only when you need more. Credits never expire.
Start with free trial
One paid top-up unlocks up to 5 agents. See full billing details →
// 07

Loved by teams across the UK and beyond.

From education consultancies to hosting providers, healthcare and EdTech networks — businesses are shipping HelloSir agents to real customers today.

IEO
International Education Office
UK · Student Consultancy
HN
HostNex
Hosting Provider
CL
Cloud Lab Technologies
Software Technology
EB
Edubridge Network
EdTech Network
DfH
Doctors for Health
UK · Healthcare
Nt
NiNi's Tutor
Online Tutoring
IEO
International Education Office
UK · Student Consultancy
HN
HostNex
Hosting Provider
CL
Cloud Lab Technologies
Software Technology
EB
Edubridge Network
EdTech Network
DfH
Doctors for Health
UK · Healthcare
Nt
NiNi's Tutor
Online Tutoring

“HelloSir captures admissions enquiries 24/7 from students across India, Nigeria and the UAE — in their own language. Our team finally only sees the qualified ones.”

IEO
International Education Office
Student Consultancy · United Kingdom

“Setup took an afternoon. The bot now handles 70% of tier-1 hosting questions about DNS, SSL and migrations — even at 3am.”

HN
HostNex
Hosting Provider

“We use HelloSir on our own product site and recommend it to every client we build for. Train once, deploy across chat, web voice and a phone number.”

CL
Cloud Lab Technologies
Software Technology · United Kingdom

“Course advisors used to spend half their day on the same five questions. Now they're closing applications instead. Conversion is up materially this term.”

EB
Edubridge Network
EdTech Network

“Patients book consultations 24/7 and the agent never gives medical advice — exactly the boundary we needed. The intake forms write straight into our system.”

DfH
Doctors for Health
Healthcare · United Kingdom

“Parents and students chat with the tutor agent before they ever speak to me. Booked-trial conversion jumped within the first two weeks.”

Nt
NiNi's Tutor
Online Tutoring
// 05 · ai voice calling

Your phone never sleeps.
Your team can.

Inbound and outbound AI calling, live in four steps. No telecom contracts. No dev work.

hellosir.ai / calling / number
// step 01

Buy a Twilio number

100+ countries · local & toll-free · instant.

🇺🇸
+1 (415) 213-9844
San Francisco
$1.15/mo
🇬🇧
+44 20 4538 7711
London
£1.00/mo
buy
🇦🇪
+971 4 333 0290
Dubai
$3.50/mo
🇮🇳
+91 22 4890 1117
Mumbai
$2.00/mo
// step 02

Create agent & train

Auto-crawl your site. Auto-write the system prompt.

website
https://acme-dental.com 32 pages
drafting system prompt
KB embedding · 1,284 chunks indexed
// step 03

Select calling country

Compliance + caller-ID auto-handled per region.

🇺🇸United States
🇬🇧United Kingdom
🇨🇦Canada
🇦🇺Australia
🇦🇪United Arab Emirates
🇮🇳India
🇩🇪Germany
🇸🇬Singapore
// step 04

Inbound & outbound calls

Agent picks up 24/7. Bulk-dial campaigns from CSV.

incoming · 00:42
+1 (415) 555-9821
"Yes, we have an opening tomorrow at 2 PM…"
outbound campaign · q1-leads
218 / 500
174
Connected
29
Voicemail
15
No answer

Ship your first agent in 10 minutes.

100 free chats and 20 free voice minutes — no card required. Top up whenever you outgrow it.

Pay-as-you-go · no subscriptions · credits never expire