# What is teaRank? teaRank is the measure of impact that an OSS project has on the software ecosystem. teaRank is used to accomplish several important functions: * Quantify every OSS project’s impact in the software ecosystem * Determine every project’s eligibility to receive TEA tokens from the ***tea*** Protocol A project’s teaRank is one of its most salient features in the ***tea*** Protocol. Proof of Contribution assigns a teaRank to every open-source software project included in a supported package manager, regardless of whether it’s registered with ***tea***. --- # 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.tea.xyz/tea/i-want-to.../learn-about-proof-of-contribution/what-is-tearank.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.