Dọkumenti

Integrate powerful translation into your applications with our simple REST API.

Bido

TranslateAPI na-enye REST interface dị mfe maka ịsụgharị ngwe n'etiti 180+ asụsụ. 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 → Kii API
  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!"
Ndesịta ozi ahụ
{
    "translated_text": "Hola, mundo!",
    "source_language": "en",
    "target_language": "es",
    "translations": {
        "es": "Hola, mundo!"
    },
    "character_count": 13,
    "translation_time": 0.45
}

Nkwenye

Wepụta nkwenye maka arịrịọ gị site n'iji kii API. I nwere ike ịmepụta kii API site na gị Dashboard.

Ndesịta ozi ndị ahụ
Authorization: Bearer ta_your_api_key_here
ApiKey Header
Authorization: ApiKey ta_your_api_key_here
Paramita
https://api.translateapi.ai/api/v1/translate/?api_key=ta_your_api_key_here
Chekwaa kììị̀ API gị n'ụzọ kwesịrị ekwesị! Enweghị ike igosipụta ha n'ime kọ́ọ̀dị̀ n'akụkụ onye ọrụ mọọbụ ebe nchekwa ndị mmadụ.

Gbanwee ngwe

Bagharịa ngwe ahụ n'asụsụ ọfụụ.

POST https://api.translateapi.ai/api/v1/translate/
Nhazi ahụ
Paramita Ụdị Achọrọ Ndesịta nkọwa
text string Ee ngwe a ga-atụgharị (maximum 50,000 characters)
target_language string Ya* Target language code (e.g., "es", "fr", "de")
source_language string Ọ dịghị Source language code. Default: "auto" (auto-detect)
engine string Ọ dịghị Translation engine: "auto" (default), "huggingface", or "madlad". See Translation Models. Ụdị ntụgharị.

* Jiri target_language ( string) maka asụsụ ọbụla mọọbụ target_languages (arịị) maka ọtụtụ. Gụọ Nsụgharị dị iche iche.

Ndesịta ozi ahụ
{
    "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.

Nsụgharị dị iche iche

Gbanwee ngwe n'asụsụ ndị dị iche iche n'ime ajụjụ ọfụụ. Na-eji ngwụcha nke ọfụụ dịka ntụgharị ọfụụ.

POST https://api.translateapi.ai/api/v1/translate/
Nhazi ahụ
{
    "text": "Hello, world!",
    "target_languages": ["es", "fr", "de", "ja"],
    "source_language": "en"
}

Jiri target_languages (arịị) ebe ọ bụ nke target_language (ọnụọgụgụ) maka ihenhọrọ ndị dị iche iche.

Ndesịta ozi ahụ
{
    "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
}
Ndụmọdụ: I nwere ike ịsụgharị ruo asụsụ 50 n'ime ajụjụ otu.

Báà

Gbanwee ngwe ndị dị iche iche n'otu oge na usoroiheomume async. Tinye batch na pọọlụ maka nsonaazụ.

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/
Nzọụkwụ 1: Tinye Báà
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"
}'
Ndesịta nzaghachi (HTTP 202 Ekwenyere)
{
    "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/"
}
Nzọụkwụ 2: Kpọọ maka nsonaazụ
GET https://api.translateapi.ai/api/v1/jobs/{job_id}/
Egwuregwu Polling (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)
Ndesịta ozi ahụ
{
    "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 Ndesịta nkọwa
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

Gbanwee ngwe ndị dị iche iche na asụsụ ndị dị iche iche n'otu oge:

{
    "texts": ["Hello", "Goodbye"],
    "target_languages": ["es", "fr"],
    "source_language": "en"
}
Ndesịta ihenhọrọ_data
{
    "translations": [
        {"es": "Hola", "fr": "Bonjour"},
        {"es": "Adiós", "fr": "Au revoir"}
    ],
    "source_language": "en",
    "target_languages": ["es", "fr"],
    "character_count": 24,
    "processing_time": 2.45
}
Paramita ndị ahụ
Paramita Ụdị Achọrọ Ndesịta nkọwa
texts array Ee Arịị nke ụda ndị a ga-atụgharị
target_language string Ya* Target language code for single language
target_languages array Ya* Arịị nke kóòdù njirimara asụsụ maka asụsụ ndị ọzọ
source_language string Ọ dịghị Source language code. Default: "auto"

* Wepụta ma ọ bụ target_language ma ọ bụ target_languages, abụghị ha abụọ.

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.

Dọkumenti ọfụụ

Gbanwee dọkumenti niile mgbe ị na-echekwa nhazi. Na-akwado faịlụ ụkpụrụedemede dị iche iche.

POST https://api.translateapi.ai/api/v1/translate/document/
Ndesịta arịrịọ (multipart/form-data)
Paramita Ụdị Achọrọ Ndesịta nkọwa
file file Ee Dọkumenti nke a ga-asụgharị (max 10MB)
target_language string Ee Target language code (e.g., "es", "fr", "de")
source_language string Ọ dịghị Source language code. Default: "auto" (auto-detect)
Ụdị faịlụ ndị ahụ e nyere nkwado ha
Documents
  • .txt - Faịlụ ngwe nkeonwe
  • .docx - Dọkumenti Word
  • .pdf - Dọkumenti PDF (na-agụnye emeredịkachọrọ)
Data & Localization
  • .json - Faịlụ JSON (na-atụgharị valiu string)
  • .xml - Faịlụ XML
  • .srt - Faịlụ isiokwu ndị ahụ
  • .po / .pot - Faịlụ nsụgharị Gettext
Images (OCR)
  • .jpg / .jpeg - Inyogo JPEG (OCR)
  • .png - Inyogo PNG (OCR)
  • .tiff / .tif - Inyogo TIFF (OCR)
  • .bmp - Inyogo BMP (OCR)
  • .webp - Inyogo WebP (OCR)
Egwuregwu (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"
Ndesịta ozi ahụ
{
    "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"
}
Nnyemaka OCR: Faịlụ inyogo nakwa PDFs emeredịkachọrọ na-arụ ọrụ na optical character recognition (OCR) iji wepụta ngwe tupú ịsụgharị. Maka nsonaazụ kasị mma, jiri inyogo dị ọcha, nke nwere ogo dị elu.
GET https://api.translateapi.ai/api/v1/translate/document/{id}/

Chọọ ọnọdụ nke nsụgharị dọkumenti mọọbụ weghachi mbubata URL.

Valụàị̀ ndị ahụ
pending Faịlụ ahụ ebudatara, na-echere ka a hazie ya
processing Ntụgharị
completed Ntụgharị zuru ezu, mbubata dị
failed Ndehie ntụgharị (chekwaa ozi_ezighị ezi)

Asụsụ ndị e nyere nkwado

Wepụta ndesịta nke asụsụ ndị e nyere nkwado ha niile.

GET https://api.translateapi.ai/api/v1/translate/languages/
Ndesịta ozi ahụ
{
    "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/
Nhazi ahụ
Parameter Ụdị Ndesịta nkọwa
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!"
}'
Ndesịta ozi ahụ
{
    "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).

Ụdị ntụgharị

Anyị na-eji state-of-the-art open source translation models na-arụ ọrụ na anyị GPU infrastructure. All models are commercially licensed (Apache 2.0).

Móòdù Asụsụ Nke kacha mma maka
Helsinki-NLP/opus-mt 50+ asụsụ abụọ Asụsụ ndị a ma ama (EN, ES, FR, DE, IT, PT, RU, ZH, JA, wdg.)
Google MADLAD-400 400+ asụsụ Asụsụ dị iche iche, nkpuchi zuru ezu

API na-ahọrọ n'onwe ya móòdù kacha mma maka asụsụ abụọ gị. I nwere ike ịkọwapụta n'ụzọ nkịtị engine Paramita:

Ènjini Ndesịta nkọwa
"auto" Dìfọ́ọ̀ltụ̀. Na-achọ HuggingFace mbụ, na-alaghachi na MADLAD-400
"huggingface" Bubata HuggingFace/MarianMT (n'ụzọ nkịtị, 50+ asụsụ)
"madlad" Force MADLAD-400 (400+ asụsụ)

Nhazi ndehie

API ahụ na-eji ụkpụrụ nke ọnọdụ HTTP iji gosi mmeri mọọbụ mmehie.

Ọdịdị Ndesịta nkọwa
200 Ọrụ
202 Accepted — Batch job queued successfully
400 Bad Request — Invalid parameters (missing text, unsupported language, etc.)
401 Enweghị ikike - kii API na-enweghị isi mọọbụ nke ewepụtụla
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 Ọrụ Agaghị enwe ike - ntụgharị engine n'oge ụfọdụ akwụsịla
Nhazi nzaghachi ndehie
{
    "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:

Nhazi Ụdị/Ụbọchị Batch API Documents Nri
Ọfụụ 250,000 $0 Akaụntụ
Òtù 2,500,000 $9/ọnwa Bipụta
Pro 10,000,000 $29/ọnwa Bipụta
Ụlọọrụ 40,000,000 $79/ọnwa Bipụta
Sịlọn 125,000,000 $199/ọnwa Bipụta
Enterprise Unlimited $499/ọnwa Contact Sales

Mgbe ị na-agafe ngwụcha gị, ị ga-enweta a 402 Payment Required nwughachi ruo mgbe ọnwa na-esonụ ma ọ bụ ịzụlite.

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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