The Language AI platform for developers. Translate text, documents, or speech through simple APIs.
Start free, no credit card required.
# Kies een doeltaal en selecteer vervolgens ‘Uitvoeren’ om te vertalen.
curl -X POST https://api.deepl.com/v2/translate \
--header "Content-Type: application/json" \
--header "Authorization: DeepL-Auth-Key $YOUR_API_KEY" \
--data '{ "text": ["Hello, world!"], "target_lang": "" }'Translate text and HTML with world-leading accuracy.

Transcribe and translate speech in real time with both speech-to-text and speech-to-speech.
Translate documents like PDF, DOCX, PPTX, and more, while preserving original formatting and design.

Translate API – uw eerste API call
Meld u gratis aan (geen creditcard nodig) en kopieer uw API-key vanuit de console.
pip install deeplnpm install deepl-nodego get github.com/cluttrdev/deepl-goimplementation "com.deepl.api:deepl-java:1.16.0"dotnet add package DeepL.netgem install deepl-rbcomposer require deeplcom/deepl-phpKopieer deze code, plak uw API-key erin en voer de code uit.
import deepl
deepl_client = deepl.DeepLClient("YOUR_API_KEY")
result = deepl_client.translate_text("Hello, world!", target_lang="DE")
print(result.text) # "Hallo, Welt!"import * as deepl from 'deepl-node'
const deeplClient = new deepl.DeepLClient('YOUR_API_KEY')
const result = await deeplClient.translateText('Hello, world!', null, 'DE')
console.log(result.text) // "Hallo, Welt!"package main
import (
"fmt"
"log"
"github.com/cluttrdev/deepl-go/deepl"
)
func main() {
translator, err := deepl.NewTranslator("YOUR_API_KEY")
if err != nil {
log.Fatal(err)
}
translations, err := translator.TranslateText([]string{"Hello, world!"}, "DE")
if err != nil {
log.Fatal(err)
}
fmt.Println(translations[0].Text) // "Hallo, Welt!"
}import com.deepl.api.*;
public class Example {
public static void main(String[] args) throws Exception {
DeepLClient client = new DeepLClient("YOUR_API_KEY");
TextResult result = client.translateText("Hello, world!", null, "DE");
System.out.println(result.getText()); // "Hallo, Welt!"
}
}using DeepL;
var client = new DeepLClient("YOUR_API_KEY");
var result = await client.TranslateTextAsync("Hello, world!", null, LanguageCode.German);
Console.WriteLine(result.Text); // "Hallo, Welt!"require 'deepl'
DeepL.configure do |config|
config.auth_key = 'YOUR_API_KEY'
end
translation = DeepL.translate('Hello, world!', nil, 'DE')
puts translation.text # "Hallo, Welt!"<?php
require 'vendor/autoload.php';
$deeplClient = new \DeepL\DeepLClient('YOUR_API_KEY');
$result = $deeplClient->translateText('Hello, world!', null, 'DE');
echo $result->text; // "Hallo, Welt!"Free API key. No credit card required.
Translate, transcribe and write in 30+ languages.