Edge TTS

Custom
Text-to-Speech

Microsoft Edge neural voices accessed via the open-source edge-tts wrapper. 400+ voices across 100+ locales, suitable for batch generation.

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Type any text and hear it spoken in a chosen voice.
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TL;DR·Last updated May 16, 2026

Edge TTS is text-to-speech AI model from Custom, priced at €0.000 per 1M input tokens with a unknown context window.

Try Edge TTS

1x

Direct API access coming soon

Pricing

Price per Generation
Per generationFree

API Integration

Use our OpenAI-compatible API to integrate Edge TTS into your application.

Install
npm install railwail
JavaScript / TypeScript
import railwail from "railwail";

const rw = railwail("YOUR_API_KEY");

// Simple — just pass a string
const reply = await rw.run("edge-tts", "Hello! What can you do?");
console.log(reply);

// With message history
const reply2 = await rw.run("edge-tts", [
  { role: "system", content: "You are a helpful assistant." },
  { role: "user", content: "Explain quantum computing simply." },
]);
console.log(reply2);

// Full response with usage info
const res = await rw.chat("edge-tts", [
  { role: "user", content: "Hello!" },
], { temperature: 0.7, max_tokens: 500 });
console.log(res.choices[0].message.content);
console.log(res.usage);
Specifications
Developer
Custom
Category
Text-to-Speech
Supported Formats
text
Tags
microsoft
tts
multilingual
pricing-tbd

Frequently asked questions

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