# Introduction to Save Save is an algorithmic, decentralized protocol for lending and borrowing on Solana. Lending and borrowing has proven itself as key in a DeFi ecosystem. However, current products are slow and expensive. On Solana, Save can scale to being 100x faster and 100x cheaper. Solend aims to be the easiest to use and most secure solution on Solana. With Save, you can do the following: * Earn interest * Borrow * Leverage long * Short --- # 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.save.finance/master.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.