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OpenAI

TTS-1 HD

TTS-1 HD is the quality-optimized variant of OpenAI's text-to-speech family, generating more polished, natural-sounding audio than tts-1 for narration and produced content.

Speech
index.ts
import { experimental_generateSpeech as generateSpeech } from 'ai';
import { gateway } from '@ai-sdk/gateway';
import { writeFile } from 'node:fs/promises';


const result = await generateSpeech({
  model: gateway.speechModel('openai/tts-1-hd'),
  text: 'Hello from the Vercel AI Gateway!',
  voice: 'alloy',
});


await writeFile('speech.mp3', result.audio.uint8Array);
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ZDR
No Training
Release Date
OpenAI
Legal:Terms
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$30/M chars
11/06/2023