Quickstart: in the browser

curl "https://api.omnia-voice.com/api/v1/languages" -H "X-API-Key: $OMNIA_API_KEY"
curl "https://api.omnia-voice.com/api/v1/voices?languageCode=en" -H "X-API-Key: $OMNIA_API_KEY"

curl -X POST "https://api.omnia-voice.com/api/v1/agents" \
  -H "X-API-Key: $OMNIA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "name": "First agent",
    "status": "ACTIVE",
    "config": {
      "languageId": "LANGUAGE_ID",
      "voiceId": "VOICE_ID",
      "greeting": "Hi! What can I help you with?",
      "basePrompt": "You are a friendly assistant. You are brief and never guess — if you do not know something, say so.",
      "firstSpeaker": "agent",
      "temperature": 0
    }
  }'

// POST /api/voice/start
const res = await fetch("https://api.omnia-voice.com/api/v1/calls/create", {
  method: "POST",
  headers: {
    "X-API-Key": process.env.OMNIA_API_KEY,   // stays server-side
    "Content-Type": "application/json",
  },
  body: JSON.stringify({ agentId: AGENT_ID, connectionType: "webrtc" }),
});

const { websocketUrl } = await res.json();
return Response.json({ websocketUrl });        // only this reaches the browser

npm install @omnia-voice/sdk

import { OmniaSession } from "@omnia-voice/sdk";

const session = new OmniaSession({ apiKey: PLACEHOLDER });

session.addEventListener("transcripts", () => {
  console.log(session.transcripts.at(-1));
});

const { websocketUrl } = await (await fetch("/api/voice/start", { method: "POST" })).json();
await session.joinCall({ websocketUrl });