# MetaScan ## Overview By incorporating four major security engines, MetaScan can continuously analyze and review the quality of smart contract project source code, and can quickly detect security vulnerabilities, duplicate code and other issues in the project. MetaScan can greatly improve the efficiency of detecting vulnerabilities in smart contracts and effectively reduce the risk of missing security risks. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.metatrust.io/product-tour/metascan.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.