Detect Plagiarism Across 50+ Sources Instantly
Submit any text via REST API and get back detailed similarity reports — percentage matches, source URLs, and highlighted duplicate sections — checked against web pages, academic papers, and content databases.
POST /api/v1/check
{
"text": "Your content goes here...",
"sources": ["web", "academic", "content-db"]
}Response
{
"similarity": 12.4,
"matches": [
{ "url": "https://example.com/article", "score": 8.1 }
]
}Simple Pricing
Pro
$12
/month
- ✓ 10,000 API checks/month
- ✓ 50+ plagiarism sources
- ✓ Academic database access
- ✓ Highlighted duplicate sections
- ✓ Source URLs in reports
- ✓ JSON + webhook responses
- ✓ Email support
FAQ
What sources does the API check against?
We check against 50+ sources including live web pages, academic databases (arXiv, PubMed, JSTOR), and major content repositories. Coverage expands regularly.
How fast are results returned?
Most checks complete in under 10 seconds. Longer documents or deep academic scans may take up to 30 seconds. All responses are streamed as soon as partial results are ready.
Can I cancel my subscription anytime?
Yes. Cancel anytime from your billing portal with no penalties. Your access continues until the end of the current billing period.