ログイン不要。いま話した声で、精度を確かめる。

1// Node.js: npm i ws2import { createHmac } from "node:crypto";3import WebSocket from "ws";45// 1. Sign with the AppSecret and get a token (valid for 7 days)6const timestamp = Math.floor(Date.now() / 1000);7const signature = createHmac("sha1", APP_SECRET)8  .update("app_id=" + APP_ID + "&secret=" + APP_SECRET + "&timestamp=" + timestamp)9  .digest("base64");1011const res = await fetch(12  "https://api.voice.dolphin-ai.jp/platform/v1/auth/online/token",13  {14    method: "POST",15    headers: { "Content-Type": "application/json" },16    body: JSON.stringify({ app_id: APP_ID, timestamp, signature }),17  }18);19const { data } = await res.json();2021// 2. Real-time speech recognition (WebSocket)22const ws = new WebSocket("wss://api.voice.dolphin-ai.jp/v1/asr/ws", {23  headers: { Authorization: "Bearer " + data.token },24});2526ws.on("open", () => {27  ws.send(JSON.stringify({28    header: { namespace: "SpeechTranscriber", name: "StartTranscription" },29    payload: {30      lang_type: "ja-JP",31      format: "pcm",32      enable_intermediate_result: true,33      enable_punctuation_prediction: true,34    },35  }));36  mic.on("data", (pcm) => ws.send(pcm)); // send 16 kHz PCM37});3839ws.on("message", (raw) => {40  const { header, payload } = JSON.parse(raw);41  if (header.name === "SentenceEnd") console.log(payload.result);42});