Ireland 
Blockchain API
With fast and
Reliable performance
Experience the best latency, stability, and scalability across major blockchains. Get started for free right now!
Best choice of
Performance and reliability
Reduce the burden on your blockchain infrastructure. Use the Web3 API to manage upgrades and disruptions,
And focus solely on your customers and your business
Incredibly fast
On average, our blockchain API response is 2.5 times faster than our competitors. Check out our comparison tool for yourself.
High Availability
Uptime SLA ensures that applications are always up and running.
High Reliability
Uptime SLAs ensures that applications are up and running when needed.
Unlimited
Scalability
Whether it's 10 people today or billions tomorrow, you can expand whenever you need it, regardless of the number of users.
Real-time
Analysis
Quickly check critical indicators over time, such as method calls, response status, and response time.
High level
Security
We value the security of your endpoints. We provide token authentication, refurbishment whitelist, and domain masking.
Historical data
Easily query and analyze past data from wallets, NFTs, and tokens.
Simplified coding
StackOverflow's SDK support for popular developing languages simplifies code writing in different languages.
Easy blockchain
Easy blockchain
Now you don't have to worry about bugs, uptime issues, or customer complaints. With us,
You can simplify the development process at no cost.
Build without any more hassle.
SDKs based
On various languages are supported.
We offer a variety of sample codes, including sample wallets and NFT markets. Use our SDK to navigate the blockchain with concise code and get additional information with industry-leading documents!
const BLOCKSDK = require("blocksdk-js");
const client = new BLOCKSDK(
"Node_RPC_TOKEN",
"https://mainnet-api.blocksdk.com"
);
client.ethereum.GetBlockChainInfo().then(
answer => console.log(answer)
);
client.ethereum.GetBlock("block" : "blockNumber or blockHash").then(
answer => console.log(answer)
);
Documentation
Find powerful documents for all supported chains and find out how to call the WEB3 API using the latest libraries and code examples across Python, Ruby, JavaScript, and cURL.
Looking at the document
Guide
Find the right guide to help distribute smart contracts, create NFTs, build distributed applications, and more on all supported blockchains.
Looking at the guide
Blog
Check out the latest announcements about major releases, new features, chains, and more.
Take a look at your blog
Are you ready?
Purchase verified coin solutions directly from the BLOCKSDK marketplace and start your business. Meet various blockchain solutions such as exchanges, DEX, NFT markets, DeFi in one place. Deploy and operate quickly with support from our professional technical team.