API-Dokumentation
Integrieren Sie leistungsstarke Übersetzungen in Ihre Anwendungen mit unserer einfachen REST API.
Erste Schritte
Die TranslateAPI bietet eine einfache REST-Schnittstelle zum Übersetzen von Text zwischen 180+ Sprachen. Alle API-Endpunkte liefern JSON-Antworten.
1. Get Your API Key
Create a free account and generate your API key from the dashboard:
- Sign up at translateapi.ai/signup
- Go to Dashboard → API-Schlüssel
- Click "Create API Key" and copy your key
API keys start with ta_ followed by 56 hex characters.
https://api.translateapi.ai/api/v1/2. Make Your First Request
Replace YOUR_API_KEY with the key from your dashboard:
curl -X POST https://api.translateapi.ai/api/v1/translate/ \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{
"text": "Hello, world!",
"target_language": "es"
}'
import requests
response = requests.post(
"https://api.translateapi.ai/api/v1/translate/",
headers={
"Authorization": "Bearer YOUR_API_KEY",
"Content-Type": "application/json"
},
json={
"text": "Hello, world!",
"target_language": "es"
}
)
result = response.json()
print(result["translated_text"]) # "Hola, mundo!"
const response = await fetch("https://api.translateapi.ai/api/v1/translate/", {
method: "POST",
headers: {
"Authorization": "Bearer YOUR_API_KEY",
"Content-Type": "application/json"
},
body: JSON.stringify({
text: "Hello, world!",
target_language: "es"
})
});
const result = await response.json();
console.log(result.translated_text); // "Hola, mundo!"
$ch = curl_init("https://api.translateapi.ai/api/v1/translate/");
curl_setopt_array($ch, [
CURLOPT_RETURNTRANSFER => true,
CURLOPT_POST => true,
CURLOPT_HTTPHEADER => [
"Authorization: Bearer YOUR_API_KEY",
"Content-Type: application/json"
],
CURLOPT_POSTFIELDS => json_encode([
"text" => "Hello, world!",
"target_language" => "es"
])
]);
$result = json_decode(curl_exec($ch), true);
echo $result["translated_text"]; // "Hola, mundo!"
payload := strings.NewReader(`{
"text": "Hello, world!",
"target_language": "es"
}`)
req, _ := http.NewRequest("POST", "https://api.translateapi.ai/api/v1/translate/", payload)
req.Header.Set("Authorization", "Bearer YOUR_API_KEY")
req.Header.Set("Content-Type", "application/json")
resp, _ := http.DefaultClient.Do(req)
defer resp.Body.Close()
var result map[string]interface{}
json.NewDecoder(resp.Body).Decode(&result)
fmt.Println(result["translated_text"]) // "Hola, mundo!"
var client = new HttpClient();
client.DefaultRequestHeaders.Add("Authorization", "Bearer YOUR_API_KEY");
var content = new StringContent(
JsonSerializer.Serialize(new {
text = "Hello, world!",
target_language = "es"
}),
Encoding.UTF8,
"application/json"
);
var response = await client.PostAsync("https://api.translateapi.ai/api/v1/translate/", content);
var result = JsonSerializer.Deserialize<JsonElement>(
await response.Content.ReadAsStringAsync()
);
Console.WriteLine(result.GetProperty("translated_text")); // "Hola, mundo!"
Ansprechen
{
"translated_text": "Hola, mundo!",
"source_language": "en",
"target_language": "es",
"translations": {
"es": "Hola, mundo!"
},
"character_count": 13,
"translation_time": 0.45
}
Authentifizierung
Authentifizieren Sie Ihre Anfragen mit einem API-Schlüssel. Sie können API-Schlüssel aus Ihrem erstellen Dashboard.
Header-Authentifizierung (empfohlen)
Authorization: Bearer ta_your_api_key_here
ApiKey Header
Authorization: ApiKey ta_your_api_key_here
Abfrageparameter
https://api.translateapi.ai/api/v1/translate/?api_key=ta_your_api_key_here
Text übersetzen
Übersetzen Sie Text in eine einzelne Zielsprache.
POST https://api.translateapi.ai/api/v1/translate/
Antragsstelle
| Parameter | Art | Erforderlich | Warenbezeichnung |
|---|---|---|---|
text |
string | Nein | Zu übersetzender Text (max. 50.000 Zeichen) |
target_language |
string | - Nein, nein... nein | Target language code (e.g., "es", "fr", "de") |
source_language |
string | Nein | Source language code. Default: "auto" (auto-detect) |
engine |
string | Nein | Translation engine: "auto" (default), "huggingface", or "madlad". See Translation Models. Übersetzungsmodelle. |
* Verwendung target_language (Zeichenfolge) für eine einzige Sprache oder target_languages (Array) für mehrere. Siehe Multi-Target-Übersetzung.
Ansprechen
{
"translated_text": "Hola, mundo!",
"source_language": "en",
"target_language": "es",
"translations": {
"es": "Hola, mundo!"
},
"character_count": 13,
"translation_time": 0.45
}
source_language or set it to "auto" to automatically detect the source language. The detected language is returned in the source_language response field.
Multi-Target-Übersetzung
Übersetzen Sie Text in mehrere Sprachen in einer einzigen Anfrage. Verwendet den gleichen Endpunkt wie eine einzelne Übersetzung.
POST https://api.translateapi.ai/api/v1/translate/
Antragsstelle
{
"text": "Hello, world!",
"target_languages": ["es", "fr", "de", "ja"],
"source_language": "en"
}
Verwendung target_languages (Array) statt target_language (String) für mehrere Ziele.
Ansprechen
{
"source_language": "en",
"translations": {
"es": "Hola, mundo!",
"fr": "Bonjour, monde!",
"de": "Hallo, Welt!",
"ja": "こんにちは、世界!"
},
"character_count": 52,
"translation_time": 2.31
}
Batch Übersetzung
Übersetzen Sie mehrere Texte auf einmal mit async-Verarbeitung. Senden Sie eine Batch-und Umfrage für Ergebnisse.
POST https://api.translateapi.ai/api/v1/translate/batch/
Schritt 1: Batch abschicken
curl -X POST https://api.translateapi.ai/api/v1/translate/batch/ \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"texts": ["Hello", "Goodbye", "Thank you"],
"target_language": "es",
"source_language": "en"
}'
Ansprechen (HTTP 202 angenommen)
{
"job_id": "67535b2b-c9e3-4f82-9499-e237edbc1dd8",
"status": "pending",
"total_texts": 3,
"queue_position": 1,
"source_language": "en",
"target_languages": ["es"],
"character_count": 22,
"credits_remaining": -1,
"poll_url": "https://api.translateapi.ai/api/v1/jobs/67535b2b-c9e3-4f82-9499-e237edbc1dd8/"
}
Schritt 2: Umfrage für Ergebnisse
GET https://api.translateapi.ai/api/v1/jobs/{job_id}/
Umfragebeispiel (Python)
import time, requests
job_id = response.json()["job_id"]
total = response.json()["total_texts"]
headers = {"Authorization": "Bearer YOUR_API_KEY"}
print(f"Batch submitted: {total} texts (job {job_id})")
while True:
result = requests.get(f"https://api.translateapi.ai/api/v1/jobs/{job_id}/", headers=headers).json()
status = result["status"]
processed = result.get("processed_texts", 0)
progress = result.get("progress_percentage", 0)
if status == "completed":
print(f"Done: {processed}/{total} in {result.get('processing_time', 0):.1f}s")
translations = result["result_data"]["translations"]
break
elif status == "failed":
raise Exception(result.get("error_message", "Translation failed"))
elif status == "pending":
print(f"Queued (position {result.get('queue_position', '?')})")
else:
print(f"[{status}] {processed}/{total} ({progress:.0f}%)")
time.sleep(3)
Antwort (abgeschlossen)
{
"job_id": "67535b2b-...",
"status": "completed",
"processed_texts": 3,
"total_texts": 3,
"progress_percentage": 100.0,
"processing_time": 10.65,
"result_data": {
"translations": ["Hola", "Adiós", "Gracias"],
"source_language": "en",
"target_language": "es",
"character_count": 22,
"processing_time": 10.65
}
}
Real-Time Progress Tracking
| Field | Warenbezeichnung |
|---|---|
status |
pending (queued, waiting for a GPU worker), processing (actively translating), completed, failed |
processed_texts |
Number of individual translations completed so far. Updates in real time as each text is translated. |
progress_percentage |
Completion percentage (0-100). Calculated from processed_texts / total_texts. |
queue_position |
Your position in the queue when status is "pending" (1 = next up). Null when processing or completed. Use this to estimate wait time and show queue status to your users. |
processing_time |
Total processing time in seconds (available when completed). |
Mehrsprachige Batch
Übersetzen Sie mehrere Texte in mehrere Sprachen auf einmal:
{
"texts": ["Hello", "Goodbye"],
"target_languages": ["es", "fr"],
"source_language": "en"
}
Abgeschlossene Ergebnis_Daten
{
"translations": [
{"es": "Hola", "fr": "Bonjour"},
{"es": "Adiós", "fr": "Au revoir"}
],
"source_language": "en",
"target_languages": ["es", "fr"],
"character_count": 24,
"processing_time": 2.45
}
Parameter anfordern
| Parameter | Art | Erforderlich | Warenbezeichnung |
|---|---|---|---|
texts |
array | Nein | Array der zu übersetzenden Strings |
target_language |
string | - Nein, nein... nein | Sprachcode der Zielsprache für eine einzige Sprache |
target_languages |
array | - Nein, nein... nein | Array von Target-Sprachcodes für mehrere Sprachen |
source_language |
string | Nein | Source language code. Default: "auto" |
* Geben Sie entweder target_language oder target_languagesNicht beides.
Best Practices for Large Workloads
- Send 1 target language per batch request. This keeps each batch fast and makes progress easy to track.
- Keep batches at 50-100 texts. Smaller batches complete faster and give you more frequent progress updates.
- Submit as many batch jobs as you need — our GPU cluster auto-scales to handle demand. Jobs are processed in parallel across multiple instances.
- On timeout, re-poll the same job_id instead of submitting a new batch. The original job may still be processing on the GPU.
- Poll every 3-5 seconds. More frequent polling does not speed up processing.
Übersetzung von Dokumenten
Übersetzen Sie ganze Dokumente unter Wahrung der Formatierung. Unterstützt mehrere Dateiformate.
POST https://api.translateapi.ai/api/v1/translate/document/
Antrag (mehrteilige/formale Daten)
| Parameter | Art | Erforderlich | Warenbezeichnung |
|---|---|---|---|
file |
file | Nein | Das zu übersetzende Dokument (max. 10MB) |
target_language |
string | Nein | Target language code (e.g., "es", "fr", "de") |
source_language |
string | Nein | Source language code. Default: "auto" (auto-detect) |
Unterstützte Dateitypen
Documents
.txt- Klare Textdateien.docx- Word-Dokumente.pdf- PDF-Dokumente (auch gescannt)
Data & Localization
.json- JSON-Dateien (übersetzt String-Werte).xml- XML-Dateien.srt- Untertitel-Dateien.po/.pot- Gettext-Übersetzungsdateien
Images (OCR)
.jpg/.jpeg- JPEG-Bilder (OCR).png- PNG-Bilder (OCR).tiff/.tif- TIFF-Bilder (OCR).bmp- BMP-Bilder (OCR).webp- WebP-Bilder (OCR)
Beispiel (cURL)
# Translate a Word document
curl -X POST https://api.translateapi.ai/api/v1/translate/document/ \
-H "Authorization: Bearer YOUR_API_KEY" \
-F "file=@document.docx" \
-F "target_language=es" \
-F "source_language=en"
# Translate text from an image (OCR)
curl -X POST https://api.translateapi.ai/api/v1/translate/document/ \
-H "Authorization: Bearer YOUR_API_KEY" \
-F "file=@scanned_page.jpg" \
-F "target_language=es" \
-F "source_language=en"
Ansprechen
{
"id": 123,
"original_filename": "document.docx",
"file_type": "docx",
"source_language": "en",
"target_language": "es",
"status": "completed",
"character_count": 5420,
"translated_file_url": "/media/translated/document_es.docx",
"created_at": "2024-01-15T10:30:00Z",
"completed_at": "2024-01-15T10:30:05Z"
}
GET https://api.translateapi.ai/api/v1/translate/document/{id}/
Überprüfen Sie den Status einer Dokumentenübersetzung oder holen Sie die Download-URL ab.
Statuswerte
pending |
Datei hochgeladen, warten auf die Verarbeitung |
processing |
Laufende Übersetzung |
completed |
Übersetzung komplett, Download verfügbar |
failed |
Übersetzung fehlgeschlagen (Fehler_Message prüfen) |
Unterstützte Sprachen
Holen Sie sich die Liste aller unterstützten Sprachen.
GET https://api.translateapi.ai/api/v1/translate/languages/
Ansprechen
{
"count": 186,
"results": [
{"iso": "en", "name": "English", "en_label": "English"},
{"iso": "es", "name": "Español", "en_label": "Spanish"},
{"iso": "fr", "name": "Français", "en_label": "French"},
...
]
}
Submit Corrections
Suggest a better translation for a given source text. Corrections enter a moderation queue; once approved by our team they surface as "Community Verified" translations for that text.
https://translateapi.ai/api/v1/ (not the api. translation host), and requires an API key.POST https://translateapi.ai/api/v1/suggestions/
Antragsstelle
| Parameter | Art | Warenbezeichnung |
|---|---|---|
source_text |
string | The original text that was translated. |
source_language |
string | Source language code (e.g. "en"). |
target_language |
string | Target language code (e.g. "es"). |
machine_translation |
string | The machine translation you are correcting. |
suggested_translation |
string | Your improved translation (must differ from machine_translation). |
Example Request
curl -X POST https://translateapi.ai/api/v1/suggestions/ \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"source_text": "Hello, world!",
"source_language": "en",
"target_language": "es",
"machine_translation": "Hola, mundo!",
"suggested_translation": "¡Hola, mundo!"
}'
Ansprechen
{
"id": 4213,
"status": "pending",
"created": true,
"message": "Correction submitted for review."
}
Re-submitting the same source/language pair updates your existing suggestion instead of creating a duplicate (returns 200 with "created": false).
Übersetzungsmodelle
Wir verwenden moderne Open-Source-Übersetzungsmodelle, die auf unserer eigenen GPU-Infrastruktur laufen. Alle Modelle sind kommerziell lizenziert (Apache 2.0).
| Modell | Sprachen | Am besten für |
|---|---|---|
| Helsinki-NLP/opus-mt | 50+ Sprachpaare | Gemeinsame Sprachen (EN, ES, FR, DE, IT, PT, RU, ZH, JA usw.) |
| Google MADLAD-400 | 400+ Sprachen | Seltene Sprachen, umfassende Abdeckung |
Die API wählt automatisch das beste Modell für Ihr Sprachpaar aus. Sie können optional eine engine Parameter:
| Motor | Warenbezeichnung |
|---|---|
"auto" |
Standard. Versucht zuerst HuggingFace, fällt zurück auf MADLAD-400 |
"huggingface" |
Kraft HuggingFace/MarianMT (schnellste, 50+ Sprachen) |
"madlad" |
Kraft MADLAD-400 (400+ Sprachen) |
Fehlerbehebung
Die API verwendet Standard-HTTP-Statuscodes, um Erfolg oder Misserfolg anzuzeigen.
| ANHANG | Warenbezeichnung |
|---|---|
| 200 | Erfolg |
| 202 | Accepted — Batch job queued successfully |
| 400 | Bad Request — Invalid parameters (missing text, unsupported language, etc.) |
| 401 | Unautorisiert - Ungültiger oder fehlender API-Schlüssel |
| 402 | Payment Required — Character credits exhausted. Upgrade your plan or purchase a top-up. |
| 403 | Forbidden — API key lacks required scope or IP not in whitelist |
| 503 | Service Nicht verfügbar - Übersetzungs-Engine vorübergehend herunter |
Fehler-Antwort-Format
{
"error": "insufficient_credits",
"credits_remaining": 0
}
Usage Limits
TranslateAPI has no request rate limits. All requests are queued and processed by our auto-scaling GPU cluster. Your plan determines your monthly character allowance:
| ENTWICKLUNG | Zeichen/Monat | Batch API | Documents | Preis | |
|---|---|---|---|---|---|
| Frei | 250,000 | — | — | $0 | Kostenlos anmelden |
| Starter | 2,500,000 | $9/m | Subscribe | ||
| Pro | 10,000,000 | $29/m | Subscribe | ||
| Unternehmen | 40,000,000 | $79/m | Subscribe | ||
| Skala | 125,000,000 | $199/m | Subscribe | ||
| Enterprise | Unlimited | $499/m | Contact Sales |
Wenn Sie Ihr Limit überschreiten, erhalten Sie eine 402 Payment Required Antwort bis zum nächsten Monat oder Sie aktualisieren.
Auto-Scaling Cloud Infrastructure
TranslateAPI runs on dedicated NVIDIA A100 GPU instances with automatic horizontal scaling. When demand increases, additional GPU instances are launched within minutes to maintain fast response times. All requests are queued and processed — send hundreds of concurrent requests and they'll all be handled. Real-time translations get priority, batch jobs process in the background.
Need More Credits?
Run out of characters mid-month? Purchase a one-time credit top-up without changing your plan. View top-up packs