OpenSea Developer Platform

As the first and largest marketplace for Non-Fungible Tokens and Semi-Fungible Tokens, OpenSea provides a first-in-class developer platform consisting of an API, SDK, and developer tutorials. Feel free to browse around and get acclimated with developing smart contracts and interacting with NFT data.

opensea api

Fetch NFTs with our API

OpenSea provides a REST API for fetching NFT items based on a set of parameters. Apps can now display:

NFTs

Filter by collection, type, or wallet address.

Activity

Get all NFT related events (not just on our marketplace) including sales, listings, bids, transfers, and more.

Accounts

Get profile information for wallet addresses.

Power your in-app economy with OpenSea.js

Buy, sell, & bundle

Enable users to create auctions (w/o paying gas) in any currency, bid on items, and create multi-item bundles.

Easily pull in data on your NFT items

Access the OpenSea API with a JavaScript wrapper, allowing you to search NFTs, collections, users, and more.

opensea api

Build on the largest marketplace for digital items

Most NFTs

80M+

Digital Goods

Most collections

2M+

Collections

Number 1 in Market Volume

$10B+

Market Volume

Trusted by top wallets & websites

best cryptomarketplace trusted by amberdata best cryptomarketplace trusted by balance best cryptomarketplace trusted by coinbase best cryptomarketplace trusted by cryptogoods
best cryptomarketplace trusted by trust wallet best cryptomarketplace trusted by sirinlabs best cryptomarketplace trusted by trust wallet best cryptomarketplace trusted by trust wallet

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