Vobiz AI

What Vobiz AI does

Vobiz.ai is an AI-first telephony infrastructure platform that enables businesses to build and scale real-time voice applications. It powers AI voice agents, programmable contact centers, and intelligent communication workflows by combining telephony, real-time audio streaming, and modern AI. The platform helps developers integrate voice into their products using APIs, webhooks, and streaming, handling large-scale, low-latency communication systems across various industries. Built for scale and reliability, Vobiz abstracts the complexity of telephony so teams can go from idea to production in minutes. Vobiz is built ground-up for the voice AI era with agents as first-class citizens, offering AI-optimized voice latency, real-time audio streaming, noise/echo cancellation, global and local coverage with one API, compliance by design, embeddable multi-tenant API, instant self-serve provisioning, and included developer support. The company's mission is to make AI-first telephony infrastructure as accessible as APIs.

Products

• SIP TrunkingSecure, low-latency SIP trunks with global failover support, designed for AI calling platforms, CCaaS providers, and VoIP developers. Offers inbound and outbound calling on a single trunk, elastic concurrency, and instant SIP credentials.
• Voice APIsProgrammable call controls with dynamic routing logic, live context handling, and instant scaling. Enables making, receiving, and controlling calls from products or workflows with one API for inbound, outbound, real-time control, and streaming.
• WebRTCEasy integration into applications across web, iOS, and Android with live PSTN-connectivity. Includes a WebRTC Playground for making and receiving calls directly in the browser.
• WhatsApp Business APIProgrammable calling and messaging workflows with voice AI integration, dynamic routing, and high concurrency. Enables building flexible messaging flows for notifications, support, and engagement.
• Number ProvisioningProvides compliant local, national, and toll-free numbers in 130+ countries with instant API provisioning and outbound calling reach across 190+ countries. Built for AI voice agents and calling platforms.
• RCSReliable infrastructure for rich, interactive messaging across support, engagement, and sales workflows (Coming Soon).

Key capabilities

• 80 ms latency in production, at scale
• AI-first media processing, noise removal, echo control, and packet optimization
• Single integrated stack with self-serve, instant provisioning of DID, SIP trunking, voice API, and WebRTC in 130+ countries
• Local, national, and toll-free numbers in 130+ countries
• Outbound connectivity to 190+ countries
• Encrypted media streams, consent signalling, PII redaction, and audit logs out of the box
• Embeddable Multi-Tenant API
• Instant Self-Serve Provisioning
• Included Developer Support
• Ultra-low latency at 80ms
• Live context updates
• Redundancy and failover designed for real-time AI workloads
• Scales from 10 calls to 10,000 seamlessly
• 3 million+ calls per day (capacity)
• 99.99% Call Completion Rate
• <80 ms Average Telephony Latency
• 4.2+ MOS Average Call Quality Score
• 30% Spam Flag Rate Reduction
• TLS 1.3 for all API and signaling traffic
• SRTP for media streams (AES-256)
• AES-256 encryption at rest for recordings and logs
• Secure development lifecycle (SDLC) integration
• Automated vulnerability scanning
• Regular third-party penetration testing
• Threat modeling for core infrastructure changes
• Role-based access control (RBAC)
• Immutable audit logs for every API call
• IP allow-listing and 2FA for console access
• Multi-AZ deployments across AWS India (Mumbai) and US-East
• Automatic failover with <30 s recovery
• DDoS protection via AWS Shield Advanced
• Data residency options (India or EU)
• Automatic PII redaction for call transcripts
• 30-day default retention with configurable policies
• Private MPLS peering with Tier-1 carriers
• SBC-level fraud detection and blocking
• WAF and rate limiting on all public endpoints
• Inbound and outbound on a single SIP trunk
• Elastic concurrency
• Instant SIP credentials
• Support for G.711, G.729, and Opus codecs
• Bidirectional Audio Streaming over WebSockets (20ms frames, barge-in detection)
• Inbound Call Handling with JSON callbacks
• Real-Time Call Control (stop, hold, transfer, bridge, end)
• Webhooks and Event Callbacks
• DTMF Handling
• Call Recording (dual-channel, encrypted)
• Voice XML for structured call flows
• Official WhatsApp Business API Access
• Global Messaging Delivery
• High Delivery Rates & Speed
• Scalable Messaging Throughput
• Verified Business Messaging
• End-to-End Encryption Support for WhatsApp
• Template Compliance Management for WhatsApp
• Data Privacy & Protection for WhatsApp
• Access Control & Permissions for WhatsApp

Use cases

• Build and scale real-time voice applications
• Power AI voice agents
• Programmable contact centers
• Intelligent communication workflows
• Integrate voice into products using APIs, webhooks, and streaming
• Deploy voice workflows for clinicians, care teams, and AI agents
• Enable encrypted voice channels for banking and financial services
• Run mission-critical communication workflows for government
• Power customer engagement with AI-driven voice agents for retail
• Automate policyholder interactions for insurance
• Run voice AI business through a single API
• Provision customer accounts, control billing, and manage DID inventory, call records, and financial reconciliation
• Connect Vapi, Retell AI, ElevenLabs, LiveKit, Pipecat, Bolna, or Ultravox to real phone numbers over SIP trunking
• Make bulk calls to up to 1000 destinations in one API request (Outbound dialers)
• Build interactive menus using Voice XML with DTMF and speech recognition (IVR systems)
• Inbound routing, call recording, CDR analytics, and conferencing (Contact centers)
• Send template, media, and interactive messages via the WhatsApp Business API (WhatsApp campaigns)
• Design and scale outbound call workflows programmatically
• Connect AI models directly to live calls
• Manage inbound calls with dynamic, intelligent call handling
• Control any live call in real time from a server
• Connect telephony and operational stack with real-time actions and updates
• Capture customer input for guided call flows and sensitive information
• Record any call on demand for audits and training
• Build structured call flows without writing call control logic from scratch
• Send real-time updates on orders, delivery status, and transactional events via WhatsApp
• Handle customer queries, provide support, and resolve issues through structured WhatsApp messaging
• Manage bookings, confirmations, and cancellations with automated WhatsApp communication
• Notify users about pending payments, due dates, and important reminders through WhatsApp messaging
• Collect customer feedback and run surveys using interactive WhatsApp message flows

AI approach

Vobiz AI provides an AI-first telephony infrastructure platform designed for real-time voice applications. It focuses on low-latency communication systems, media processing, noise removal, echo control, and packet optimization built into the telecom layer to support AI voice agents. The platform offers APIs, webhooks, and streaming capabilities to integrate voice into products, handling large-scale, low-latency communication. It emphasizes compliance by design for regulated markets, including encrypted media streams, consent signaling, PII redaction, and audit logs. Vobiz positions itself as building the 'rails' for the voice AI revolution, enabling developers to build and scale AI voice agents, programmable contact centers, and intelligent communication workflows.

Tech named: AI voice agents, programmable contact centers, intelligent communication workflows, real-time audio streaming, modern AI, APIs, webhooks, streaming, AI-first media processing, noise removal, echo control, packet optimization, AI-First Telecom Infrastructure, voice AI, voice API, WebRTC, WhatsApp, RCS, encrypted media streams, consent signalling, PII redaction, audit logs, AI-driven voice agents, AI-Optimized Voice Latency, Real-Time Audio Streaming, Noise/Echo Cancellation, Embeddable Multi-Tenant API, Voice AI Builders, Voice AI Integrators, AI-first interconnectivity, SIP trunking, WebSocket streaming, STT (Speech-to-Text), LLM (Large Language Model), TTS (Text-to-Speech), bidirectional WebSocket audio streaming, barge-in detection, Voice XML, DTMF, Automatic Speech Recognition, Call Transcription, Multilingual Text to Speech

Industries served

• Fintech
• Healthcare
• Logistics
• E-commerce
• Banking
• Government
• Retail
• Insurance

What it says sets it apart

• AI-first media processing, noise removal, echo control, and packet optimization built into the telecom layer
• Built ground-up for the voice AI era with agents as first-class citizens
• Compliance by design with encrypted media streams, consent signalling, PII redaction, and audit logs out of the box
• Ultra-low latency at 80ms, designed for real-time AI workloads
• Single integrated stack for DID, SIP trunking, voice API, and WebRTC in 130+ countries
• Pay-per-minute pricing with no setup fees, hidden costs, or long-term contracts
• API-first provisioning with no ceiling for number management
• Lowest telephony latency added to AI voice pipeline, providing more budget for STT, LLM, and TTS
• On-demand, elastic concurrency with no hard limits for SIP trunks
• Bidirectional WebSocket audio streaming as a core infrastructure primitive, designed for AI pipelines from day one
• One API across every workflow (inbound routing, outbound campaigns, AI agent calls, IVR)
• Enterprise-grade security woven into every layer of the platform
• Developer-First Approach: builds rails that help AI voice builders innovate and ship faster
• Reliability and Performance: architecture handles 10 calls and 10,000 calls with the same code
• Innovation Driven Thinking: designs infrastructure for futuristic telephony experiences

Funding rounds we track

From the AI funding tracker — rounds as reported by the linked publications.