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Neural machine translation powered by Google Cloud Translation. Add translation capabilities to your app—translate documents, communications, and evidence across 100+ languages with automatic language detection.

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Quick start

import Casedev from 'casedev';

const client = new Casedev({ apiKey: process.env.CASEDEV_API_KEY });

// Translate text to Spanish
const result = await client.translate.v1.translate({
  q: 'The deposition will be held on Monday at 10:00 AM.',
  target: 'es'
});

console.log(result.data.translations[0].translatedText);
// "La deposición se llevará a cabo el lunes a las 10:00 AM."

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Endpoints

Translate

POST /translate/v1/translate — Translate text to target language

Detect Language

POST /translate/v1/detect — Detect the language of text

Supported Languages

GET /translate/v1/languages — List all supported languages

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Features

  • 100+ Languages — Support for all major world languages including Chinese, Spanish, Arabic, Hindi, and more.
  • Auto-Detection — Automatically detect source language when not specified.
  • Batch Translation — Translate multiple strings in a single request for efficiency.
  • HTML Preservation — Preserve HTML formatting during translation.
  • Neural Machine Translation — State-of-the-art NMT models for high-quality translations.

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Pricing

ServiceCost
Translation$0.03 per 1,000 characters
Language Detection$0.03 per 1,000 characters
Supported LanguagesFree
Example: A 10,000 character legal document costs $0.30 to translate.

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Common use cases

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Multilingual discovery

Translate foreign-language documents discovered during litigation: 
const foreignDoc = await fetchDocumentText();

const result = await client.translate.v1.translate({
  q: foreignDoc,
  target: 'en',  // Translate to English
  format: 'text'
});

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Client communications

Translate client correspondence in their preferred language: 
const languages = ['es', 'zh', 'ar'];  // Spanish, Chinese, Arabic

for (const lang of languages) {
  const translated = await client.translate.v1.translate({
    q: emailContent,
    target: lang
  });
  // Send localized email
}

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Evidence processing

Detect and translate multilingual evidence: 
// First detect the language
const detection = await client.translate.v1.detect({
  q: evidenceText
});

const sourceLanguage = detection.data.detections[0][0].language;

// Then translate if not English
if (sourceLanguage !== 'en') {
  const translated = await client.translate.v1.translate({
    q: evidenceText,
    source: sourceLanguage,
    target: 'en'
  });
}

Vault

Store translated documents alongside originals for searchable archives

OCR

Extract text from scanned documents before translation