How do AI voice agents handle inbound phone calls?

Our AI voice agents answer incoming calls with ultra-low latency (< 600ms) and human-like voice synthesis. They can qualify leads, answer pricing and service questions, check appointment calendars, and book meetings directly into your CRM. If a caller requires complex escalation, the agent smoothly transfers the call to a live staff member.

Can the AI chatbot integrate with WhatsApp, Slack, and our website simultaneously?

Yes. We engineer unified multi-channel conversational agents. A single AI brain connects across your web chat widget, WhatsApp Business API, Slack channels, and SMS. All customer conversations sync into your central CRM in real time, giving your team a single unified view of all prospect interactions.

How long does it take to train and deploy a custom AI chatbot?

A typical bespoke conversational AI agent takes 2 to 3 weeks to ingest your documentation, configure conversational guardrails, connect APIs, and go live. We provide private staging test environments where your team can test edge-case questions before public deployment.

How do you prevent the AI from hallucinating incorrect information?

We enforce strict deterministic guardrails. The AI is programmed only to answer based on your ingested source documents, policies, and product catalogs. If a user asks something not covered in your knowledge base, the bot politely clarifies its limitations and offers to route the request to a human specialist.

EST. 2019 · DERBY, UK

BESPOKE CHATBOTS & INTELLIGENT VOICE AGENTS

Conversational AI Agency UK: 24/7 Lead Capture & Support

Deploy intelligent AI chatbots and voice agents that qualify leads, answer complex customer inquiries, and book meetings around the clock.

Direct Summary

WebCraftio is a UK conversational AI agency designing intelligent chatbots and autonomous voice agents for businesses across the UK. We build multi-channel AI assistants for websites, WhatsApp, and inbound phone lines that capture leads 24/7. Since 2019, our custom AI conversational systems have handled thousands of automated inquiries with human-like precision and zero hallucinations.

✓ Human-Like Voice Latency (<600ms)✓ WhatsApp & Web Multi-Channel✓ Zero Hallucination Guardrails✓ Derby HQ / UK Delivery

Request a Live AI Demo→⚡ 48h fixed proposal · No sales pressure

24/7/365

Enquiry Response Coverage

Zero missed after-hours calls

< 600ms

Voice Response Latency

Natural, fluid conversation

100%

Knowledge Accuracy

Strict RAG source grounding

MISSED REVENUE OPPORTUNITIES

Unanswered Calls & Slow Web Enquiries Are Costing You Clients

When prospects reach out after 5 PM or over the weekend, they expect immediate answers. If they get a voicemail, they call your competitor.

Issue #1

67% of Inbound Leads Call After Business Hours

Prospects research services in the evening. Voicemails and contact form delays mean up to two-thirds of high-intent buyers go cold before sunrise.

→ Cost: High customer acquisition cost with low conversion

Issue #2

Support Staff Bogged Down by Repetitive FAQs

Your team spends 40% of their workday answering the same 10 questions about pricing, availability, turnaround, and status updates.

→ Cost: Frustrated team and inflated support payroll

Issue #3

Clunky Rule-Based Chatbots Driving Users Away

Outdated button-tree bots frustrate customers with generic loops, making your brand look unpolished and technologically behind.

→ Cost: High bounce rate on website landing pages

CONVERSATIONAL SOLUTIONS

Intelligent AI Agents Across Every Channel Your Customers Use

From interactive web widgets to automated WhatsApp and phone receptionists, we engineer agents that genuinely understand your business.

💬Web AI

Website AI Sales & Support Chatbots

Context-aware chat widgets that guide website visitors, answer detailed product queries, and book sales calls directly into your calendar.

Deliverables:

Custom RAG document training
Direct calendar & CRM booking
Dynamic lead qualification logic
Human escalation fallback triggers

📞Voice AI

Inbound AI Voice Agents

Ultra-realistic conversational phone agents that answer after-hours calls, take messages, schedule appointments, and triage urgent inquiries.

Deliverables:

Low-latency voice synthesis (<600ms)
Call recording and auto-transcription
Live call transferring to staff
SIP trunking & telephony integration

📱Multi-Channel

WhatsApp & Multi-Channel Assistants

Turn WhatsApp into an automated sales and service channel with secure API connections, media attachments, and automated order updates.

Deliverables:

Official WhatsApp Business API setup
Slack & internal CRM synchronisation
Automated PDF & invoice generation
Multi-language translation support

REAL-WORLD PROOF

How TransfoLine & SmartCFO Captured 100% of After-Hours Demand

We engineered custom voice and conversational AI layers that handle inquiries when human teams are offline.

Client: TransfoLine & SmartCFO|Industrial Engineering & FinTech SaaS|AI Voice Agent & WhatsApp Conversational Layer

⏱ Build Duration: 3 Weeks Build Time

Zero Missed Weekend Enquiries with WhatsApp & Voice Automation

For TransfoLine, an electrical transformer sales and repair company, WebCraftio built an AI inbound voice receptionist that captures calls after hours and on weekends — inquiries that previously went completely unanswered. For SmartCFO, we connected an AI financial brain to WhatsApp and Slack via MCP servers, allowing users to query financial health and invoices conversationally.

100%

After-Hours Capture

< 1s

Response Latency

3 Weeks

Deployment Time

Transformation Comparison

✕ Before WebCraftio

Weekend calls went to generic voicemail; 80% never called back.

✓ With WebCraftio

AI voice agent answers instantly, gathers diagnostic info, and logs the job.

✕ Before WebCraftio

Desktop-bound dashboards requiring manual report generation.

✓ With WebCraftio

Conversational WhatsApp and Slack assistant answering financial questions 24/7.

DEPLOYMENT PROCESS

How We Take Your Conversational AI Agent Live in 3 Weeks

We build with precision: ingesting your exact documentation, setting deterministic guardrails, and testing real conversational scenarios.

01Week 1

Knowledge Base Ingestion

We ingest your FAQs, pricing guides, documentation, and call transcripts into a secure vector database.

02Week 2

Persona Tuning & Guardrail Setup

We fine-tune the agent's tone of voice, define strict response rules, and build out CRM booking integrations.

03Week 3

Live Telephony & Channel Staging

We connect the phone lines, WhatsApp API, or web widget to a private staging environment for staff testing.

04Live

Production Launch & Analytics

We switch to live routing, monitor conversation logs, and continuously optimize response accuracy.

SPECIALIST UK SERVICES

Dedicated UK Service & Location Hubs

Explore our specialist capabilities and discover how our engineering team solves specific operational and growth bottlenecks.

Autonomous AI

AI Agent Development

Autonomous AI agents, MCP servers, and multi-agent workflows connected to your live databases.

Explore Hub →

Voice Calling

AI Voice Agents & Calling

24/7 inbound virtual receptionists (<600ms latency) and automated outbound appointment booking.

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Workflow AI

AI Business Process Automation

Automated sales follow-up engines, document parsing, and seamless CRM/Xero synchronization.

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AI Search SEO

Generative Engine Optimisation (GEO)

Data-backed strategies to get cited in ChatGPT Search, Perplexity AI, and Google AI Overviews.

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Web Engineering

Bespoke Web Design & Next.js

Ultra-fast custom web applications, SaaS platforms, and websites with 95+ Core Web Vitals.

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Agency Reseller

White Label Web Development

Confidential Next.js development for UK marketing and design agencies under strict NDA.

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Agency Reseller

White Label SEO Fulfillment

Technical SEO audits, high-authority UK editorial links, and unbranded reporting.

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Derby HQ

Derby AI HQ

Our UK headquarters — local AI discovery workshops, voice receptionists, and custom software.

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Manchester Hub

Manchester AI Hub

Inbound voice receptionists, RAG chatbots, and workflow automation across Greater Manchester.

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Birmingham Hub

Birmingham AI Hub

Autonomous AI agents, sales follow-up engines, and CRM pipelines across the West Midlands.

Explore Hub →

Nottingham Hub

Nottingham AI Hub

Local AI automation, emergency call triage, and customer service chatbots across Nottinghamshire.

Explore Hub →

Leeds Hub

Leeds AI Hub

Document AI, outbound follow-up workflows, and custom AI software across Yorkshire.

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London Hub

London AI Hub

Bespoke AI software engineering and enterprise multi-agent systems for London scaleups.

Explore Hub →

FREQUENTLY ASKED QUESTIONS

Clear Answers to Common Questions

Everything you need to know about our scope, timelines, pricing structure, and partnership terms.

Traditional chatbots follow rigid decision trees and break when a user asks an unexpected question. Our conversational AI agents use advanced Large Language Models (LLMs) with Retrieval-Augmented Generation (RAG). They understand context, nuance, and intent, speaking naturally in your brand's voice while strictly adhering to your verified business knowledge base.

READY TO NEVER MISS ANOTHER CALL OR ENQUIRY?

Get a Custom Conversational AI Demo in 48 Hours

Tell us about your customer inquiry volume and telephony requirements. We will build a customized test demo for your brand.

Schedule a Live AI Chatbot Demo→

✓ No obligations or lock-in contracts✓ Detailed scope & fixed milestone pricing✓ Direct communication with senior engineers

SESSION TICKET30:00

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30-minute
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Tell us what you’re working on. We’ll tell you what’s possible straight, no fluff.

SALES & GENERALinfo@webcraftio.com

CALL USMon–Fri · 9–6

“We were live and our platform was struggling to support a spike of simultaneous users. They saved the day with a solid grip on architecture-level solutions.”

PMPatrick McGuireDirector, IT