> For the complete documentation index, see [llms.txt](https://docs.copra.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.copra.finance/v1/overview.md).

# 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