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Antiphony

An AT Protocol lexicon and MIT-licensed infrastructure for audio call-and-response — audio posts, replies, identity, and transcription behind one HTTP API. Vox Pop is one app built on it.

What is Antiphony?

The lexicon, the call-and-response model, and what the infrastructure does. Read more →

The lexicons

dev.antiphony.* — the AT Protocol records every Antiphony app shares. The contract you build against. Browse →

Architecture

How the service is wired and where the backend swaps out. Read more →

Self-host it

Run the open core yourself — Firebase-backed today, generalization in progress. Quick start →

Build your own app

Consume the public API from your own surface — apps/reference is the worked example. Get started →

API reference

Every /api/v1/* endpoint, generated from the Zod schemas. Browse →

Antiphony is infrastructure and a protocol, not a finished app. It gives you identity, audio posts, replies, and transcription behind one API — and a set of dev.antiphony.* AT Protocol lexicons that define those records portably. The product experience, and the higher-level features a given app layers on (telephony, hosted distribution, teams, billing), belong to whatever you build on top.

Vox Pop is one such app. Anything Antiphony stores — an audio prompt and the replies it draws — is a dev.antiphony.audio.post; how an app presents that, who it lets reply, and what it charges for are app decisions, not protocol ones.