See how Detector AI can help you verify content with confidence.
See how Detector AI can help you verify content with confidence.
Source Finder. Trace the origins.
Keep it Original.
Check it Fast.
Keep it Original.
Check it Fast.
Whether you’re fact-checking, reviewing a submission, or verifying originality, search sources gives you a clear list of potential matches so you can properly cite, rewrite, or investigate further.



How Source Finder Works? Helpful for confirming originality even when plagiarism scores are low.

Scan Against Millions of Sources
Our database includes a vast range of public web pages, blogs, academic journals, and news sites.

Scan Against Millions of Sources
Our database includes a vast range of public web pages, blogs, academic journals, and news sites.

Scan Against Millions of Sources
Our database includes a vast range of public web pages, blogs, academic journals, and news sites.

Find Similar or Matching Content
Instantly locate sections of your text that closely resemble existing online material.

Find Similar or Matching Content
Instantly locate sections of your text that closely resemble existing online material.

Find Similar or Matching Content
Instantly locate sections of your text that closely resemble existing online material.

Get Smart Bibliography Suggestions
Receive source links and references you can use for proper attribution or deeper research.

Get Smart Bibliography Suggestions
Receive source links and references you can use for proper attribution or deeper research.

Get Smart Bibliography Suggestions
Receive source links and references you can use for proper attribution or deeper research.
Why Use
Search Finder?
Sometimes content sounds familiar but you’re not sure why. Source finder helps you trace the origins of ideas, phrases, or paragraphs giving you the tools to correct accidental copying, strengthen citations, or better explain originality results.
Sometimes content overlaps with existing sources
Sometimes content overlaps with existing sources
Sometimes content overlaps with existing sources
Search Sources gives you a clear, easy-to-read report showing where your text matches online content and where citations may be needed.
Search Sources gives you a clear, easy-to-read report showing where your text matches online content and where citations may be needed.
Search Sources gives you a clear, easy-to-read report showing where your text matches online content and where citations may be needed.
Source Finder FAQs
What is the source finder tool?
The Source Finder is an advanced verification tool that helps you trace the original source of any text, quote, or idea. It scans billions of web pages, academic papers, and publications to uncover where content first appeared—perfect for citation, fact-checking, and avoiding unintentional plagiarism.
What is the source finder tool?
The Source Finder is an advanced verification tool that helps you trace the original source of any text, quote, or idea. It scans billions of web pages, academic papers, and publications to uncover where content first appeared—perfect for citation, fact-checking, and avoiding unintentional plagiarism.
What is the source finder tool?
The Source Finder is an advanced verification tool that helps you trace the original source of any text, quote, or idea. It scans billions of web pages, academic papers, and publications to uncover where content first appeared—perfect for citation, fact-checking, and avoiding unintentional plagiarism.
Can I trace the origin of a quote?
Absolutely. Paste any quote or phrase into the tool, and it will search for its first appearance, helping you cite accurately and avoid misattribution.
Can I trace the origin of a quote?
Absolutely. Paste any quote or phrase into the tool, and it will search for its first appearance, helping you cite accurately and avoid misattribution.
Can I trace the origin of a quote?
Absolutely. Paste any quote or phrase into the tool, and it will search for its first appearance, helping you cite accurately and avoid misattribution.
Is the Source Finder free to use?
Yes, Detector AI offers free scans of up to 1,000 words. Premium users gain access to unlimited scans, faster processing, and expanded academic database support.
Is the Source Finder free to use?
Yes, Detector AI offers free scans of up to 1,000 words. Premium users gain access to unlimited scans, faster processing, and expanded academic database support.
Is the Source Finder free to use?
Yes, Detector AI offers free scans of up to 1,000 words. Premium users gain access to unlimited scans, faster processing, and expanded academic database support.
How does the source finder work?
The tool compares your input against over 16 billion sources using semantic matching, timestamp verification, and content similarity. You'll get a ranked list of original sources, with match percentages and publication dates for easy reference.
How does the source finder work?
The tool compares your input against over 16 billion sources using semantic matching, timestamp verification, and content similarity. You'll get a ranked list of original sources, with match percentages and publication dates for easy reference.
How does the source finder work?
The tool compares your input against over 16 billion sources using semantic matching, timestamp verification, and content similarity. You'll get a ranked list of original sources, with match percentages and publication dates for easy reference.
What kinds of sources can be identified?
It detects sources from academic papers, websites, blogs, books, news articles, government publications, and more—including both open and restricted databases.
What kinds of sources can be identified?
It detects sources from academic papers, websites, blogs, books, news articles, government publications, and more—including both open and restricted databases.
What kinds of sources can be identified?
It detects sources from academic papers, websites, blogs, books, news articles, government publications, and more—including both open and restricted databases.
How accurate is the tool?
With 95% source-matching accuracy, the Source Finder uses advanced AI to detect not just direct matches but paraphrased content, ensuring original attribution.
How accurate is the tool?
With 95% source-matching accuracy, the Source Finder uses advanced AI to detect not just direct matches but paraphrased content, ensuring original attribution.
How accurate is the tool?
With 95% source-matching accuracy, the Source Finder uses advanced AI to detect not just direct matches but paraphrased content, ensuring original attribution.
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