Blockspan NFT API
Introduced in 2022, BlockSpan’s NFT API platform allows developers to create applications that effortlessly access token prices, ownership information, exchange data, and metadata (such as images) in real time. The API is compatible with ERC721 and ERC1155 token standards across Ethereum, Polygon, Arbitrum, and additional networks. BlockSpan gathers NFT metadata, ownership information, price history, and cached visuals from various blockchains, allowing developers to conveniently access it through its API layer with just a few clicks. As of October 2022, Blockspan’s API has facilitated more than 1 billion token transfer transactions and supports 300 million tokens.
