API Documentation
Integrate yakasimba kushandurwa mumaapplication ako nedu nyore REST API.
Kutanga
The TranslateAPI inopa nyore REST interface for translating text between 180+ languages. All API endpoints return JSON responses.
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 Mabhureki
- 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!"
Kubvunzana
{
"translated_text": "Hola, mundo!",
"source_language": "en",
"target_language": "es",
"translations": {
"es": "Hola, mundo!"
},
"character_count": 13,
"translation_time": 0.45
}
Authentication
Authenticate yako zvikumbiro kushandisa API key. Unogona kuita API keys kubva yako dashboard.
Header Authentication (Recommended)
Authorization: Bearer ta_your_api_key_here
ApiKey Header
Authorization: ApiKey ta_your_api_key_here
Query Parameter
https://api.translateapi.ai/api/v1/translate/?api_key=ta_your_api_key_here
Kushandura Mitauro
Translate text to a single target language.
POST https://api.translateapi.ai/api/v1/translate/
Kukumbira muviri
| Parameter | _Ruvara: | Inodiwa | Kutaura |
|---|---|---|---|
text |
string | _Hapana | Text to translate (max 50,000 characters) |
target_language |
string | Yeah* | Target language code (e.g., "es", "fr", "de") |
source_language |
string | Hapana | Source language code. Default: "auto" (auto-detect) |
engine |
string | Hapana | Translation engine: "auto" (default), "huggingface", or "madlad". See Translation Models. Kushandura Models. |
* Usati target_language (string) yeimwe rurimi kana target_languages (array) yezviuru. Ona Multi-Target Kushandura.
Kubvunzana
{
"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 Kushandura
Translate text to multiple languages in a single request. Uses the same endpoint as single translation.
POST https://api.translateapi.ai/api/v1/translate/
Kukumbira muviri
{
"text": "Hello, world!",
"target_languages": ["es", "fr", "de", "ja"],
"source_language": "en"
}
_Use target_languages (array) sezviri target_language (string) kune akawanda zvinangwa.
Kubvunzana
{
"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 Kushandura
Translate multiple texts at once with async processing. Submit a batch and poll for results.
POST https://api.translateapi.ai/api/v1/translate/batch/
Step 1: Submit Batch
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"
}'
Response (HTTP 202 Accepted)
{
"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/"
}
Step 2: Poll for Results
GET https://api.translateapi.ai/api/v1/jobs/{job_id}/
Polling Mufananidzo (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)
Response (completed)
{
"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 | Kutaura |
|---|---|
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). |
Multi-language batch
Translate multiple texts to multiple languages at once:
{
"texts": ["Hello", "Goodbye"],
"target_languages": ["es", "fr"],
"source_language": "en"
}
Result_data yakapera
{
"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 yechikumbiro
| Parameter | _Ruvara: | Inodiwa | Kutaura |
|---|---|---|---|
texts |
array | _Hapana | Array of strings to translate |
target_language |
string | Yeah* | Target language code for single language |
target_languages |
array | Yeah* | Array of target language codes for multiple languages |
source_language |
string | Hapana | Source language code. Default: "auto" |
* Kupa kana target_language kana target_languages, kwete zvese.
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.
Kushandurwa kweDokumenti
Kushandura yose mapepa achichengeta kuumbwa. Supports multiple file formats.
POST https://api.translateapi.ai/api/v1/translate/document/
Chikumbiro (multipart/form-data)
| Parameter | _Ruvara: | Inodiwa | Kutaura |
|---|---|---|---|
file |
file | _Hapana | Chinyorwa chekushandura (max 10MB) |
target_language |
string | _Hapana | Target language code (e.g., "es", "fr", "de") |
source_language |
string | Hapana | Source language code. Default: "auto" (auto-detect) |
Anotsigirwa File Types
Documents
.txt- Plain text files.docx- Mabhuku eWord.pdf- PDF mafaera (kusanganisira scanned)
Data & Localization
.json- JSON mafaera (anoshandura mavara e string).xml- XML mafaera.srt- Subtitle mafaera.po/.pot- Gettext kushandura mafaera
Images (OCR)
.jpg/.jpeg- JPEG mifananidzo (OCR).png- PNG mifananidzo (OCR).tiff/.tif- TIFF mapikicha (OCR).bmp- BMP mifananidzo (OCR).webp- WebP mifananidzo (OCR)
Mufananidzo (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"
Kubvunzana
{
"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}/
Check the status of a document translation or retrieve the download URL.
Status Values
pending |
File uploaded, waiting to be processed |
processing |
Kushandurwa kuri kuitwa |
completed |
Kushandurwa kwakamisikidzwa, kurodha pasi kuripo |
failed |
Translation failed (check error_message) |
Zvinhu zvinotsigirwa
Get the list of all supported languages.
GET https://api.translateapi.ai/api/v1/translate/languages/
Kubvunzana
{
"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/
Kukumbira muviri
| Parameter | _Ruvara: | Kutaura |
|---|---|---|
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!"
}'
Kubvunzana
{
"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).
Kushandura Models
Isu tinoshandisa state-of-the-art open source kushandura mamodheru ari kushanda pane yedu GPU infrastructure. All models are commercially licensed (Apache 2.0).
| Model | Zvinhu | Best For |
|---|---|---|
| Helsinki-NLP/opus-mt | 50+ mitauro miviri | Zvimwe zvinyorwa (EN, ES, FR, DE, IT, PT, RU, ZH, JA, etc.) |
| Google MADLAD-400 | 400 + mitauro | Zvinhu zvisina kumbobvira zvataurwa, kuongororwa kwakadzama |
The API otomatiki anosarudza yakanakisisa model for your language pair. You can optionally specify an engine parameter:
| Injini | Kutaura |
|---|---|
"auto" |
Zviripachena. Inoedza HuggingFace yekutanga, inodzokera ku MADLAD-400 |
"huggingface" |
Force HuggingFace/MarianMT (inokurumidza, 50+ mitauro) |
"madlad" |
Force MADLAD-400 (400+ mitauro) |
Kugadziriswa kwematambudziko
Iyo API inoshandisa standard HTTP status codes kuti iratidze kubudirira kana kukundikana.
| Code | Kutaura |
|---|---|
| 200 | Kubudirira |
| 202 | Accepted — Batch job queued successfully |
| 400 | Bad Request — Invalid parameters (missing text, unsupported language, etc.) |
| 401 | Unauthorized - API key isina mvumo kana isina kuwanikwa |
| 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 Unavailable - Translation engine temporarily down |
Mufananidzo wemufananidzo
{
"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:
| Plan | Characters/Month | Batch API | Documents | Mutengo | |
|---|---|---|---|---|---|
| Vakasununguka | 250,000 | — | — | $0 | Sign Up Free |
| Starter | 2,500,000 | $9/mwedzi | Kugamuchirwa | ||
| Pro | 10,000,000 | $29/mwedzi | Kugamuchirwa | ||
| Bhizinesi | 40,000,000 | $79/mwedzi | Kugamuchirwa | ||
| S_cale | 125,000,000 | $199/mwedzi | Kugamuchirwa | ||
| Enterprise | Unlimited | $499/mwedzi | Contact Sales |
Kana iwe ukakwira chiyero chako, iwe uchawana 402 Payment Required mashoko kusvika kumwedzi unouya kana iwe kuvandudzwa.
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