B

Bland AI

Deploy human-like voice AI agents for inbound and outbound calls with low latency and custom personas.

Retell AI

Retell AI

Build and deploy production-ready voice AI agents with real-time interruption handling and CRM integrations.

S

Synthflow AI

No-code platform to build voice AI agents for outbound calling campaigns and lead nurturing.

V

Vapi

Developer-first voice AI infrastructure for building, testing, and scaling voice agents with any LLM.

L

LiveKit Agents

Open-source framework for building real-time voice AI agents with WebRTC, STT, LLM, and TTS pipelines.

P

Pipecat

Open-source Python framework for building voice and multimodal AI agents with composable pipeline architecture.