Automatically detect languages

Build powerful multilingual speech applications with our advanced Automatic Language Detection capabilities.
• Industry-leading accuracy
• Easy implementation
• Available across 99 languages

Get started with less than 10 lines of code

Simply enable Automatic Language Detection in our API, and automatically detect adnt transcribe over 99 languages in your audio files.

See how in docs
1import assemblyai as aai
2
3aai.settings.api_key = "<YOUR_API_KEY>"
4
5audio_file = "https://assembly.ai/wildfires.mp3"
6
7config = aai.TranscriptionConfig(language_detection=True)
8
9transcript = aai.Transcriber(config=config).transcribe(audio_file)
10
11print(transcript.text)
12print(transcript.json_response["language_code"])
1import { AssemblyAI } from 'assemblyai'
2
3const client = new AssemblyAI({
4  apiKey: 'YOUR_API_KEY'
5})
6
7const audioUrl =
8  'https://assembly.ai/sports_injuries.mp3'
9
10const params = {
11  audio: audioUrl,
12  speaker_labels: true
13}
14
15const run = async () => {
16  const transcript = await client.transcripts.transcribe(params)
17  console.log(transcript.text)
18
19  for (let utterance of transcript.utterances!) {
20    console.log(`Speaker ${utterance.speaker}: ${utterance.text}`)
21  }
22}
23
24run()
1package main
2
3import (
4    "context"
5    "fmt"
6    "os"
7
8    aai "github.com/AssemblyAI/assemblyai-go-sdk"
9)
10
11func main() {
12    ctx := context.Background()
13
14    audioURL := "https://assembly.ai/sports_injuries.mp3"
15
16    client := aai.NewClient("YOUR_API_KEY")
17
18    params := &aai.TranscriptOptionalParams{
19        SpeakerLabels: aai.Bool(true),
20    }
21
22    transcript, err := client.Transcripts.TranscribeFromURL(ctx, audioURL, params)
23    if err != nil {
24        fmt.Println("Something bad happened:", err)
25        os.Exit(1)
26    }
27
28    fmt.Println(*transcript.Text)
29
30    for _, utterance := range transcript.Utterances {
31        fmt.Printf("Speaker %v: %v
32", *utterance.Speaker, *utterance.Text)
33    }
34}
1import com.assemblyai.api.AssemblyAI;
2import com.assemblyai.api.resources.transcripts.types.*;
3
4public final class App {
5    public static void main(String[] args) {
6        AssemblyAI client = AssemblyAI.builder()
7                .apiKey("YOUR_API_KEY")
8                .build();
9
10        String audioUrl = "https://assembly.ai/sports_injuries.mp3";
11
12        var params = TranscriptOptionalParams.builder()
13                .speakerLabels(true)
14                .build();
15
16        Transcript transcript = client.transcripts().transcribe(audioUrl, params);
17
18        System.out.println(transcript.getText().get());
19
20        transcript.getUtterances().get().forEach(utterance ->
21            System.out.println("Speaker " + utterance.getSpeaker() + ": " + utterance.getText())
22        );
23    }
24}
1require 'assemblyai'
2
3client = AssemblyAI::Client.new(api_key: 'YOUR_API_KEY')
4
5audio_url = 'https://assembly.ai/sports_injuries.mp3'
6
7transcript = client.transcripts.transcribe(
8  audio_url: audio_url,
9  speaker_labels: true
10)
11
12abort transcript.error if transcript.status == AssemblyAI::Transcripts::TranscriptStatus::ERROR
13
14puts transcript.text
15
16transcript.utterances.each do |utterance|
17  printf('Speaker %<speaker>s: %<text>s', speaker: utterance.speaker, text: utterance.text)
18end

One API — 99 languages

Get automatic language detection with industry-leading accuracy across 99 languages, and improve the performance of your products with reduced transcription errors.

See benchmarks and latest improvements

Build confidently with the most accurate
Automatic Language Detection

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