# OpenSea OpenSea is a decentralized marketplace for buying, selling, and trading non-fungible tokens (NFTs). It allows users to interact with a wide variety of digital assets, including artwork, collectibles, virtual land, and in-game items, all of which are secured on the blockchain, primarily Ethereum. OpenSea is one of the largest and most popular NFT platforms, offering tools for creators to mint and sell their NFTs and for collectors to discover and trade unique digital items. Currently, it only supports the Seaport protocol, with plans to gradually update and expand support in the future. **Key Features:** * NFT trading volume * NFT trading collections * NFT trading buy volume * NFT trading sell volume --- # 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.thehemera.com/hemera-indexer/use-cases/opensea.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.