Paraphrase Similarity

Estimates similarity between two texts using lexical overlap and semantic similarity.

Text AText B

Note

This is an automated similarity estimate (lexical overlap + semantic embeddings), not proof of plagiarism or authorship. Use it as a signal alongside context and review.

How to use

Paste Text A and Text B.
Run the check to view similarity signals.
Use it to compare revisions, paraphrases, or suspected reuse.

Common questions

What similarity is “too high”?

It depends on the use case. Look at overlapping sections and whether attribution is required.

Can it detect paraphrasing?

It can help, but subtle paraphrases may require manual review.

Related:Plagiarism Checker

Result Schema

{
  "score": "number (0..1)",
  "confidence": "number (0..1)",
  "riskLevel": "low | medium | high",
  "explanationLevel": "basic | short | medium | long",
  "signalsUsed": "string[]",
  "intendedUse": "string",
  "recommendations": "string[]"
}