Language Detection

Detect the language of any text and receive the language name, ISO 639-1 code, and a confidence score.

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Overview

Use Cases

Routing user messages to the correct language support team
Auto-translating user-generated content
Filtering content by language in multilingual platforms
Preprocessing text for NLP pipelines

Features

Supports 75 languages

Returns ISO 639-1 language code

Provides a confidence score between 0.0 and 1.0

Works on short phrases and full sentences

API Endpoints

Detect Language

Identifies the language of the provided text and returns the language name, ISO 639-1 code, and confidence score.

POST

https://api.requiems.xyz/v1/ai/detect-language

Parameters

Name	Type	Required	Description
text	`string`	Required	The text whose language should be detected.

Try it out

Live Demo

Request

text * (string)

The text whose language should be detected.

Response Fields

Field	Type	Description
language	`string`	Full name of the detected language (e.g. French, English, Spanish)
code	`string`	ISO 639-1 two-letter language code (e.g. fr, en, es). Empty string when detection is unreliable.
confidence	`float`	Confidence score between 0.0 and 1.0. 0.0 is returned when the language cannot be reliably detected.

Code Examples

curl -X POST https://api.requiems.xyz/v1/ai/detect-language \
  -H "requiems-api-key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"text": "Bonjour, comment ça va?"}'

import requests

url = "https://api.requiems.xyz/v1/ai/detect-language"
headers = {
    "requiems-api-key": "YOUR_API_KEY",
    "Content-Type": "application/json"
}
payload = {"text": "Bonjour, comment ça va?"}

response = requests.post(url, headers=headers, json=payload)
print(response.json())

const response = await fetch('https://api.requiems.xyz/v1/ai/detect-language', {
  method: 'POST',
  headers: {
    'requiems-api-key': 'YOUR_API_KEY',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({ text: 'Bonjour, comment ça va?' })
});

const data = await response.json();
console.log(data.data.language);
console.log(data.data.code);
console.log(data.data.confidence);

require 'net/http'
require 'json'

uri = URI('https://api.requiems.xyz/v1/ai/detect-language')
request = Net::HTTP::Post.new(uri)
request['requiems-api-key'] = 'YOUR_API_KEY'
request['Content-Type'] = 'application/json'
request.body = { text: 'Bonjour, comment ça va?' }.to_json

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) do |http|
  http.request(request)
end

data = JSON.parse(response.body)
puts data['data']['language']
puts data['data']['code']
puts data['data']['confidence']

Error Responses

validation_failed

The text field is missing or empty.

bad_request

The request body is missing or malformed.

internal_error

Unexpected server error.

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