# Smart Contract Audits The Sierra Protocol was built using [OpenTrade](https://www.opentrade.io/)'s Liquid Yield Token (LYT) protocol, which was audited by Spearbit's Cantina in August 2025 and the report is available here: . There were no High Risk or Critical findings. Additionally, all of the underlying OpenTrade vaults that Sierra deploys reserves into are Version 5 vaults, which have been audited by Spearbit Cantina and are available here: . --- # 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.sierra.money/overview/smart-contract-audits.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.