API Documentation

The AI Detector API allows you to integrate AI-content detection and claim checking into your applications.

Authentication

All API requests require an API key. Include it in the X-API-Key header:

X-API-Key: fc_your_api_key_here

Get your API key from the account dashboard. API access requires a Pro or Enterprise plan.

Base URL

https://api.nendry.com/api/v1

Rate Limits

Plan	Requests/Day	Requests/Month
Pro	500	10,000
Enterprise	Unlimited	Unlimited

Endpoints

GET /status

Check API status and your usage.

Response

{
  "status": "ok",
  "plan": "pro",
  "limits": {
    "checksPerDay": 500,
    "checksPerMonth": 10000
  },
  "usage": {
    "checksToday": 42,
    "checksThisMonth": 1337
  }
}

POST /check

Analyze content for AI detection / authenticity.

Request Body

Parameter	Type	Description
`content` *	string	Text content to analyze (max 10,000 chars)
`options.analyzeContent`	boolean	Whether to perform AI analysis (default: true)

Example Request

curl -X POST https://api.nendry.com/api/v1/check \
  -H "X-API-Key: fc_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "content": "COVID vaccines contain microchips"
  }'

Response

{
  "authenticityScore": 15,
  "summary": "Content appears AI-generated: AI-generated text.",
  "signals": [
    {
      "type": "warning",
      "category": "ai-text",
      "message": "Text appears AI-generated (85% confidence)"
    }
  ],
  "metadata": {
    "claimsAnalyzed": 1,
    "processingTime": "1234ms"
  }
}

POST /check-url

Check a URL/domain for source information.

Request Body

Parameter	Type	Description
`url` *	string	URL to check

Response

{
  "domain": "bbc.com",
  "rating": "High",
  "score": 90,
  "details": {
    "category": "news",
    "description": "Well-established news organization"
  }
}

POST /check-image

Check if an image is AI-generated.

Request Body

Parameter	Type	Description
`imageUrl` *	string	URL of image to analyze

Response

{
  "isAIGenerated": true,
  "confidence": 85,
  "manipulated": false,
  "details": {
    "model": "DALL-E",
    "indicators": ["unnatural textures", "lighting inconsistencies"]
  }
}

POST /batch

Check multiple items at once (max 10).

Request Body

{
  "items": [
    { "content": "First claim to check" },
    { "content": "Second claim to check" }
  ]
}

Response

{
  "results": [
    { "index": 0, "authenticityScore": 75, "summary": "likely human writing" },
    { "index": 1, "authenticityScore": 25, "summary": "likely AI-generated" }
  ]
}

Error Responses

Status	Error	Description
401	API key required	Missing X-API-Key header
401	Invalid API key	The API key is not valid
403	API access requires Pro plan	Upgrade needed
429	Rate limit exceeded	Too many requests
400	Content is required	Missing required field

SDKs & Libraries

Coming soon: Official SDKs for Python, JavaScript, and more.

JavaScript Example

const response = await fetch('https://api.nendry.com/api/v1/check', {
  method: 'POST',
  headers: {
    'X-API-Key': 'fc_your_api_key',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    content: 'Text to fact-check'
  })
});

const result = await response.json();
console.log(result.authenticityScore);

Python Example

import requests

response = requests.post(
    'https://api.nendry.com/api/v1/check',
    headers={'X-API-Key': 'fc_your_api_key'},
    json={'content': 'Text to fact-check'}
)

result = response.json()
print(result['authenticityScore'])

Support

Questions? Contact us at {{CONTACT_EMAIL}}