Documentation
Start developing with BLOCKSDK API
Guide
Various ways to start BLOCKSDK
Executing Ethereum Smart Contract FunctionsHow to Look Up Ethereum ERC721 (NFT)How to create and deploy an ERC-721 (NFT)
Developer Forum
Hub for learning and collaboration
Blog
Find information on our official blog.
Easily leverage NFT data
From various chains
Access to NFT metadata on the blockchain is a painstaking task. Our NFT API indexes all data across EVM networks to ease the search.
Easily build
NFT platforms and
Simplify Development procedures
With our NFT API, you can search for NFTs, verify your ownership, send them, and get key information without complicated code.
NFT Metadata Inquiry
Quickly retrieve NFT metadata generated on all EVM-based blockchains by querying or caching images.
Read docs
Search for transactions by address
With one simple request, you can get that NFT transaction information for any address.
Read docsFind NFTs by Collection
With a simple API call, you get real-time data such as characteristics, owners, and transaction history for all NFTs in the collection right away.
Read docs
Confirmation of NFT owners
In a constantly changing NFT ownership environment, periodic ownership verification in applications is essential to prevent incorrect access authorization.
Read docsCross-chain NFT
EVM-based blockchain compatibility
The BLOCKSDK DB is indexed to all NFT data from EVM-based blockchains
Such as ERC721, ERC1155, BEP721, BEP1155, KIP17, and KIP37,
Making it fast accessible.
SDKs based
On various languages are supported.
With NFT APIs, metadata and collection information can be easily obtained, drastically reducing project development time and increasing efficiency.
const BLOCKSDK = require("blocksdk-js");
const client = new BLOCKSDK(
"Node_RPC_TOKEN",
"https://mainnet-api.blocksdk.com"
);
client.ethereum.GetSingleNfts({
"contract_address" : "NFT Contract Address",
})
.then(r => console.log(r));
NFT marketplace
The NFT API enhances the user experience by quickly providing details and transmission records of NFTs in wallets and collections.
Real Asset Linked Token (STO)
Real Asset Linked Token (STO)
Are you ready?
With BLOCKSDK, you can query and create data from more than a dozen cross-chains in seconds. DirectDB automates the DB system construction by collecting and aggregating all types of WEB3 data through custom DB settings. Industry-leading companies trust us and you can do the same.