AI Call Center Platform — Technical Architecture
Confidential — For Developer Reference Only
v2.0 • March 2026
1. Call In
Customer dials your business number
2. Route
SIP trunk routes to TalkC PBX
3. Identify
DID mapped to your tenant & config
4. Try Agents
Ring human agents first (optional, configurable)
5. MIG AI
AI answers with your custom knowledge base
6. Converse
Real-time natural conversation in caller's language
7. Analyze
Transcript, sentiment, ticket auto-created
Agent fallback: If configured, human agents ring first. No answer → AI picks up seamlessly. | Always-on mode: AI answers immediately (0s ring timeout). Best for 24/7 coverage.
Audio capture — caller's voice received in real-time from PBX
Audio processing — proprietary noise reduction and signal optimization
MIG AI Model — unified speech-to-text + understanding + text-to-speech
Voice synthesis — natural AI voice optimized for telephony quality
Smooth delivery — low-latency audio playback back to caller
70+ languages — Nepali, Hindi, English, Thai, Vietnamese, Bengali, Japanese, Korean, and more. Auto-detects caller language.
~500ms response time — sub-second AI responses feel natural in conversation.
Barge-in support — caller can interrupt AI mid-sentence, AI stops and listens.
Custom knowledge base — AI trained on YOUR business data, products, FAQs.
Tool calling — AI can book demos, escalate to humans, end calls, look up data.
Guardrails — stays on-topic, never hallucinates outside knowledge base, concise responses.
~500ms
Avg Response Time
70+
Languages
∞
Concurrent Calls
24/7
Availability
SIP Trunk (Required)
Your phone number → SIP provider → routes to TalkC. We support any SIP-compatible provider. Standard PJSIP registration.
Knowledge Base (Required)
Your business info, FAQs, product details, pricing — fed to AI via dashboard. Plain text, no coding needed.
Human Agent Softphones (Optional)
Register SIP softphones for agents. AI falls back to human when needed. Supports Zoiper, Linphone, or any SIP client.
Dedicated VPS Instance
Your own isolated server with Asterisk PBX, Voice Bridge, PostgreSQL. No shared infrastructure.
Admin Dashboard
Full web dashboard on your VPS. Manage calls, tickets, campaigns, AI config, agents — everything from browser.
MIG AI Voice Engine
Proprietary real-time voice AI with 70+ language support, custom knowledge base, and sub-second response times.
Integrate TalkC.ai directly into your existing systems — real-time, bidirectional
Call history & transcripts — every call with full AI + caller transcript, duration, sentiment score, recording URL
Live call status — who's on a call right now, duration, which AI agent is handling it
Ticket data — auto-created tickets with priority, status, linked call, comments
Campaign results — outbound call outcomes, success rates, contact status
Analytics & insights — daily AI-generated summaries, sentiment trends, call volume patterns
Update knowledge base — sync your product catalog, FAQs, pricing from your CRM automatically
Trigger outbound calls — your system requests TalkC to call a customer (appointment reminders, follow-ups)
Upload campaign contacts — bulk import contacts from your CRM for outbound campaigns
Manage tickets — create, update, close tickets from your helpdesk system
Configure AI behavior — update prompts, greetings, schedules programmatically
call.started
Caller ID, DID, timestamp
call.transcript
Live transcript as call progresses
call.ended
Full transcript, sentiment, duration
ticket.created
Auto-ticket with call context
🏥 Hospital CRM Sync
Patient calls → TalkC AI books appointment → pushes to hospital's HMS/EHR system in real-time. Appointment data synced bidirectionally.
🛒 E-commerce Integration
Customer calls about order → TalkC AI queries your order DB via API → gives real-time order status, processes returns, updates your system.
🏨 Hotel PMS Integration
Guest calls → AI checks room availability from your PMS → books room → confirmation pushed to PMS + guest gets SMS.
📊 BI Dashboard Feed
All call data, sentiment scores, and transcripts streamed to your Power BI / Tableau / custom analytics for unified business intelligence.
🔔 Custom Alerts
Frustrated caller detected → webhook fires → your Slack/Teams channel gets alert → manager calls back within minutes.
🔄 CRM Auto-Update
Every call automatically creates/updates contact in your Salesforce, HubSpot, or custom CRM. No manual data entry.
Enterprise plan includes: Full API access • WebSocket real-time events • Webhook endpoints • Bulk data export • Custom integration support • Dedicated infrastructure • SLA guarantee
Contact team@talkc.ai for enterprise integration documentation and custom setup
22,000+
Calls Handled
(single tenant, 5 weeks)
96.7%
Answer Rate
(AI + human combined)
~750ms
Avg Response Time
(production, master VPS)
17
Concurrent DIDs
(Yango Nepal, live)
Live client: Yango Nepal (ride-hailing driver support) — handling all inbound driver calls via MIG AI since February 2026
We set up your dedicated VPS with Asterisk, Voice Bridge, and Admin Panel
Your SIP trunk credentials configured in Asterisk. DID mapped to your tenant.
Add your knowledge base, system prompt, greeting via dashboard. No coding.
AI starts answering calls. Monitor everything from your dashboard. Same-day setup.
TalkC.ai — AI Call Center Platform
team@talkc.ai • talkc.ai • Kathmandu, Nepal
This document is for technical reference only. Architecture details are proprietary.