The document summarizes an update on the NISO Open Discovery Initiative standards. It provides an overview of the ODI, which defines recommendations for data exchange between libraries, content providers, and discovery service vendors. The ODI aims to help libraries assess content provider participation in discovery services and ensure fair and unbiased indexing. It also outlines the roles and responsibilities of each party to ensure transparency and conformance with ODI practices. Recent updates to the ODI recommended practice in 2020 focused on metadata elements, fair linking, open access indicators, and statistical reporting.