SeamlessM4T

Community
Speech-to-Text

Meta's SeamlessM4T multimodal translation model. Takes speech or text input and produces transcription or translation across about 100 languages, including speech-to-text and speech-to-speech. One model covers ASR plus cross-lingual translation without chaining separate systems.

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TL;DRΒ·Last updated June 24, 2026

SeamlessM4T is speech-to-text AI model from Community, priced at €0.000 per 1M input tokens with a unknown context window.

Try SeamlessM4T

Drop audio file here

MP3, WAV, M4A, FLAC (max 25MB)

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Pricing

Price per Generation
Per generation€3.00

API Integration

Use our OpenAI-compatible API to integrate SeamlessM4T into your application.

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

const rw = railwail("YOUR_API_KEY");

// Simple β€” just pass a string
const reply = await rw.run("seamless-communication", "Hello! What can you do?");
console.log(reply);

// With message history
const reply2 = await rw.run("seamless-communication", [
  { 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("seamless-communication", [
  { role: "user", content: "Hello!" },
], { temperature: 0.7, max_tokens: 500 });
console.log(res.choices[0].message.content);
console.log(res.usage);
Specifications
Price
€3.00
Developer
Community
Category
Speech-to-Text
Supported Formats
audio
Tags
replicate
meta
seamless
stt
transcription
translation
multilingual
open-weights

Frequently asked questions

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