Retell AI
Retell AI is a voice agent platform for building and deploying AI phone agents that handle inbound and outbound calls with low latency.
About
Retell AI gives developers and businesses the tools to create AI voice agents that conduct natural phone conversations, with response latency around 600 milliseconds. Agents can book appointments, qualify leads, process payments, and pull from a connected knowledge base in real time. The platform includes post-call analysis, AI quality assurance, batch outbound calling, and integrations via SIP trunking with existing phone systems. Industries served include healthcare, insurance, logistics, and retail. A free tier with $10 in starting credit is available, and paid plans scale based on usage volume.