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:

  1. Sign up at translateapi.ai/signup
  2. Go to Dashboard → API Mabhureki
  3. Click "Create API Key" and copy your key

API keys start with ta_ followed by 56 hex characters.

Base URL: 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
Kuchengeta yako API mabhureki akachengeteka! Don’t expose them in client-side code or public repositories.

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
}
Auto-Detection: Omit 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
}
Nhanho: Iwe unogona kushandura kusvika 50 mitauro mune imwe mibvunzo.

Batch Kushandura

Translate multiple texts at once with async processing. Submit a batch and poll for results.

Limits: Max 100 texts per batch, max 300 total items (texts × target languages). Jobs time out 45 minutes after processing starts.
Speed: Common languages (ES, FR, DE) use fast models (~0.1s/text). Less common languages use our multilingual model (~1-3s/text).
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"
}
OCR rutsigiro: Image mafaera uye scanned PDFs zvinogadziriswa ne Optical Character Recognition (OCR) kuti uwane tenzi usati washandura. Kuti uwane mhedzisiro yakanaka, shandisa mapikicha akajeka ane resolution yepamusoro.
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"},
        ...
    ]
}

View All 186 Languages

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.

Note: this endpoint is served from the main domain 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

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