Detect Language of Text

POST

https://libretranslate.com/detect

curl -X POST 'https://libretranslate.com/detect' \
  -H 'Content-Type: application/x-www-form-urlencoded' \
  --data-raw 'q=What%20language%20is%20this%3F&api_key=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx'

const response = await fetch('https://libretranslate.com/detect', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/x-www-form-urlencoded',
  },
  body: 'q=What%20language%20is%20this%3F&api_key=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx',
});

const data = await response.text();

import requests

response = requests.post(
    'https://libretranslate.com/detect',
    data='q=What%20language%20is%20this%3F&api_key=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx'.encode('utf-8'),
    headers={
        'Content-Type': 'application/x-www-form-urlencoded',
    },
)
print(response.text)

Request Body

{
  "q": "What language is this?",
  "api_key": "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
}

[
  {
    "confidence": 100,
    "language": "en"
  }
]

{
  "error": "string"
}

{
  "error": "string"
}

{
  "error": "string"
}

{
  "error": "string"
}

Body

application/x-www-form-urlencoded

qstringrequired

Text to detect

Example

What language is this?

api_keystring

API key

Example

xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx

Response

200OKArray<object>

Detections

Response fields application/json

Array<object>

Show child attributes

confidencenumber<float>[0, 100]

Confidence value

Example

languagestring

Language code

Example

en

400Bad Requesterror-response

Invalid request

Response fields application/json

errorstring

Error message

403Forbiddenerror-response

Banned

Response fields application/json

errorstring

Error message

429Too Many Requestserror-slow-down

Slow down

Response fields application/json

errorstring

Reason for slow down

500Internal Server Errorerror-response

Detection error

Response fields application/json

errorstring

Error message

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