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OpenAI

TTS-1

TTS-1 is OpenAI's text-to-speech model optimized for real-time use, converting text into natural-sounding audio across built-in voices and multiple output formats at low latency.

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'),
  text: 'Hello from the Vercel AI Gateway!',
  voice: 'alloy',
});


await writeFile('speech.mp3', result.audio.uint8Array);
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ZDR
No Training
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OpenAI
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$15/M chars
11/06/2023