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EVM Guides

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Build a Real-Time Hyperliquid Whale Alert Bot

Build a real-time whale alert system for Hyperliquid by monitoring HyperEVM with QuickNode Webhooks and sending instant notifications to Telegram.

Created August 29, 2025Intermediate
HyperEVMHyperliquidJavaScriptWebhooks

How to Use Flashblocks in Your App

Learn to integrate Base Flashblocks in your app for faster transaction confirmations using QuickNode endpoints, Viem, and Wagmi.

Created August 15, 2025IntermediateVideo
BaseEthereumdAppsFlashblocksViemWagmi

How to Build an ERC-20 Batch Swap dApp Using EIP-7702

This guide provides a practical implementation of EIP-7702. Learn step-by-step how to code batch transactions for swapping multiple ERC20 tokens at once.

Created August 8, 2025Intermediate
BaseEthereumOptimismdAppsEIP-7702MarketplaceMarketplace Add-onViemWagmi

AI Powered DeFi Yield Optimizer on Base

This tutorial teaches you how to integrate the Aerodrome Swap API with an AI model to create a personalized DeFi yield optimizer and analytics dashboard on the Base network.

Created July 18, 2025Intermediate
BaseAIdAppsMarketplaceMarketplace Add-On

Build a DEX Aggregator on Base

Learn how to build a decentralized exchange (DEX) aggregator dApp on Base using QuickNode's Base DeFi Power bundle, including gas estimation and swap APIs.

Created June 27, 2025Intermediate
BaseEthereumdAppsDeFiMarketplaceMarketplace Add-on

Measure Ethereum Transaction Latency in Real-Time with txping

In this guide, users will see a simple example on how to test their transactions block inclusion latency.

Created June 25, 2025Beginner
DeFiTransactionsWallets

How to Send EIP-7702 Transactions with Ethers.js

Learn how to send EIP-7702 transactions using Ethers.js, including batch transactions, sponsored transactions, revoking authorizations, and more.

Created May 29, 2025Intermediate
EthereumEIP-7702Ethers.jsTransactions

Enable Compounding Interest & Consolidate Validators on Ethereum

Learn how to enable compounding interest for your Ethereum validators and consolidate accounts using Ethereum Launchpad, maximizing your staking rewards through increased Max Effective Balance (MaxEB).

Created May 20, 2025Intermediate
EthereumStakingValidators

How to Implement a Crypto Paywall with x402 Payment Protocol

Learn how to implement crypto paywalls using Coinbase x402 payment protocol. This step-by-step guide shows you how to monetize content with blockchain payments on Base Sepolia.

Created May 20, 2025Intermediate
EthereumInfrastructureTransactionsx402

Read HyperCore Oracle Prices in HyperEVM

Learn how to fetch live oracle prices from HyperCore inside your HyperEVM smart contracts using Solidity and precompiled interfaces.

Created May 14, 2025IntermediateVideo
EthereumFoundryHyperEVMHyperliquidSmart ContractsSolidity