Daily is a platform that lets developers add real-time voice, video, and AI to their applications. It offers a Video SDK for human-to-human calls and Pipecat Cloud for deploying voice AI agents.

Video SDK: build human-to-human video and audio calls.
Pipecat Cloud: deploy voice AI agents without managing infrastructure.
Cross-platform: works on web, iOS, and Android for scalable real-time communication.
Pay-as-you-go: 10,000 free participant minutes each month, then $0.004 per participant minute.

It suits developers who need programmable voice and video without building the real-time stack themselves.