Voice Agents

AI tools for building conversational phone agents, call automation, and real-time voice interactions.

Bland AI

Platform for building and operating AI phone agents at scale.

API AI Agent Web App

Cognigy

Enterprise conversational AI and voice agent platform for contact centers.

API AI Agent Web App

ElevenLabs Conversational AI

Build low-latency voice agents on ElevenLabs' speech stack

PolyAI

Enterprise conversational voice assistants for customer service calls.

API AI Agent

Retell AI

Real-time AI voice agent platform with 600ms latency and interruption handling

Synthflow AI

No-code platform for creating AI voice agents and automated phone workflows.

API AI Agent Web App

Twilio ConversationRelay

Twilio voice infrastructure for connecting phone calls to real-time AI agents.

API AI Agent

Vapi

Developer platform for building voice AI phone agents

API

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