apilayer languagelayer

Overview

languagelayer (an APILayer product) detects the language of text with confidence scores. Auth is a free API key (an invalid key returns 401 with the APILayer error format — verified).

Quick Start

Identify (replace YOUR_KEY):

curl "https://api.languagelayer.com/identify?access_key=YOUR_KEY&query=hola%20mundo"

{
  "success": true,
  "results": [
    { "language_code": "es", "language_name": "Spanish", "probability": 0.99, "percentage": 100 }
  ]
}

Authentication

• Register at languagelayer.com → free API key (emailed).
• Send it as the access_key query parameter (invalid key → 401 + "success": false, verified).

Rate Limits & Notes

• Free tier: 5,000 requests/month (check the docs); paid plans scale.
• Results include language_code, language_name, probability, and percentage.
• Supports 160+ languages.

FAQ

Is languagelayer free? Free tier: 5,000 requests/month; more is paid.

How do I get a key? Register at languagelayer.com — the key is emailed.

What’s the error style? 401 with success: false (APILayer format, verified).