# Overview Copra enables protocol partner to issue **fixed-yield protocol debt** in order to * Grow TVL * Leverage own yield Protocol debt is a novel primitive aiming to be the **future standard of DeFi lending** > Inspired by the corporate bond asset class, which is how lending commonly happen in TradFi, and is a missing financial primitive in DeFi It addresses two crucial barriers currently holding back what should have been a much larger DeFi yield-farming space * Uncertain yields * Complex risks Protocol debt offers both **fixed-yield** and **principal-protection** by encapsulating virtually any yield-bearing liquidity pool in DeFi --- # 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.copra.finance/v1/overview.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.