CALLER OS
Sub-500ms LatencySIP-Ready TelephonyHinglish NativeRAG Data Grounded

AI Voice Agents
For Real Conversations.

Caller OS represents realtime Voice AI Workforce Infrastructure. Deploy customized Hinglish telephone agents grounded strictly on local data room vectors to automate outbound sales and support.

CALLER_OS_PIPELINE // SESSION_ACTIVE
Live Connection
Live Transcription StreamWS // port_3005
Subscriber
Hello? Mujhe checkbook request initiate karni hai.
Waiting for subscriber speech packets...
Latency metrics
STT (Groq Whisper)180ms
LLM (Llama-3.3-70B)220ms
TTS (Google Accent)80ms
Grounding Confidence100.0%

Voice Minutes Streamed

0.0M+

Avg System Latency

0ms

Active Telephony Channels

0+

CRM Lead Conversion Rate

0.0%

Robust Infrastructure

Engineered for Production Operations

Realtime Voice Intelligence

Convert stream packets using ffmpeg and feed Whisper APIs in under 200ms.

Autonomous AI Calling

Trigger SIP outbound dialing directly through automated CRM queue webhooks.

Knowledge-Grounded

RAG mapping utilizing MongoDB knowledge bases to guarantee zero bot hallucination.

Human Handoff APIs

Trigger instant Twilio webhook redirects to transfer calls to local call centers.

AI-Powered CRM

Extract custom JSON entities and sentiment, converting calls into active CRM leads.

SIP Telecom Infrastructure

Carrier-grade telephony abstraction layers ready for Twilio, Exotel, and Plivo.

Multilingual Hinglish

Optimized voice accents blending Hindi and English matching natural Indian speech.

Enterprise Latency Clocks

Complete observation mapping showing STT, LLM inference, and TTS processing speeds.

Low-Latency Processing Pipeline

Cinematic Telecom Architecture

Customer Dial

μ-law stream

Telephony Layer

SIP Trunks

Streaming Node

Audio Chunker

STT Converter

Whisper-v3

Agent Runtime

Llama-3 logic

Knowledge Ingest

MongoDB RAG

TTS Compiler

Poly Synthesis

CRM Pipeline

Auto Leads

Use Cases

Industry Integrations

Universities

Automate student admission queries, registration fee options, and guidelines.

Healthcare

Book appointments and follow up on post-discharge recovery parameters.

Recruitment

Perform first-round phone interviews and screen resume variables autonomously.

Sales Teams

Ingest lead queues and perform automated callback campaigns in seconds.

Developer First

Voice Channels via Code

Provision active Twilio streams, hook Webhook pipelines, and deploy localized models using REST APIs. Integrates seamlessly into local SIP networks.

caller_os_sdk.js
// Connect to VANI Live Audio Stream Gateway
const socket = new WebSocket('wss://api.caller.work/twilio/stream');

socket.on('message', (packet) => {
  const binaryPayload = JSON.parse(packet);
  if (binaryPayload.event === 'media') {
    // μ-law 8kHz binary audio chunks
    ffmpeg.stdin.write(Buffer.from(binaryPayload.media.payload, 'base64'));
  }
});
Pricing Matrix

Plans for Scale

Starter
₹2,499/mo

Deploy basic voice support automation.

  • Up to 1,000 AI Minutes
  • 2 Active AI Agents
  • Google Standard Voice Synthesis
  • MongoDB Lead Logs API
  • Standard Email Support
GrowthRecommended
₹9,999/mo

Scale high-intent sales and campaign calls.

  • Up to 5,000 AI Minutes
  • 10 Active AI Agents
  • Hinglish Conversational Speech Models
  • Live WebSockets Monitoring Feed
  • Retrieval grounding inspectors (RAG)
  • CRM Kanban Pipelines Integrations
  • Priority Slack Support
Enterprise
Custom/quote

High-availability voice channels infrastructure.

  • Unlimited AI Voice Minutes
  • Unlimited Deployable Agents
  • ElevenLabs / Custom Voice Clones
  • Direct Exotel/Plivo SIP integrations
  • Local LLM / Private Cloud Options
  • Dedicated Solutions Architect
  • 99.99% Telephony SLA

Grounded Success quotes

"Deploying VANI Admission Bot reduced student support load by 85% during admissions. The Hinglish blend feels exceptionally native."

Dr. Anand S.Dean of Admissions at VANI Group

"Outbound callback campaigns are now completely automated. Hot leads land directly in our CRM pipeline in seconds."

Vikram K.Director of Growth at Nexus Real Estate

"Low latency makes all the difference. Sub-500ms voice synthesis makes conversation flow exactly like talking to a human."

Priya M.Head of Operations at MedLink Group

Deploy Your AI Workforce Today.

Realtime multilingual voice infrastructure. Free trial includes 1,000 minutes and 2 active agents.