ZeroVoice

ZeroVoice is AINative's programmable telephony platform. It gives your AI agents the ability to make and receive phone calls, send and receive SMS, and manage phone numbers — all through a REST API or MCP tools.

Built on Twilio, ZeroVoice adds multi-tenant isolation, compliance guardrails (DNC/TCPA), call recording with transcription, IVR flows, real-time analytics, and a supervisor dashboard.

Key capabilities

Capability	Description
Outbound calls	Place calls with circuit-breaker protection and per-tenant concurrency caps
Inbound routing	IVR menus, queue-based routing, agent assignment
SMS messaging	Send/receive SMS with DNC enforcement and compliance keywords
Phone numbers	Search, purchase, release, and configure routing for numbers
Call recording	Record calls with legal-hold support, transcription, and sentiment analysis
Voicemail	Automatic voicemail outside business hours with transcription
MCP bridge	25 MCP tools for agent-driven telephony
Analytics	Call volume, agent performance, sentiment trends, disposition breakdowns
Compliance	DNC list management, TCPA guards, GDPR export/delete, PII audit logging

Architecture

Agent (Claude, Cody, etc.)
    │
    ▼
MCP Bridge (FastMCP, 25 tools)
    │
    ▼
ZeroVoice API (FastAPI)
    ├── Twilio SDK → Phone calls, SMS
    ├── PostgreSQL → Contacts, calls, recordings
    ├── Redis → Rate limits, concurrency caps
    └── ZeroDB → Vector search, sentiment embeddings

Quick links

• API Reference — REST endpoints for calls, SMS, contacts, numbers
• MCP Bridge — Agent-callable telephony tools
• Authentication — JWT and API key auth
• Quickstart — Make your first call in 10 minutes