# The Basics - [Spectra Overview](https://docs.spectra.finance/the-basics/spectra-overview.md): Spectra is an EVM-centric protocol for interest rate derivatives with an easy-to-use flagship app. - [Use Cases & Examples](https://docs.spectra.finance/the-basics/use-cases-and-examples.md): Discover a wider range of Spectra uses cases followed by practical scenarios. - [What is Yield?](https://docs.spectra.finance/the-basics/what-is-yield.md): This article explains crypto yield in simple terms, provides examples of its sources, and provides examples of how to manage it with Spectra. - [FAQ](https://docs.spectra.finance/the-basics/faq.md): This article answers the most common questions about Principal and Yield Tokens, pool creation, and other protocol mechanics. --- # 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.spectra.finance/the-basics.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.