How to Sign Ethereum Transactions Locally and Broadcast Them
Why eth_signTransaction fails on hosted nodes, and how to sign transactions locally with Viem or ethers.js and broadcast with eth_sendRawTransaction.
How to Manage Web3 Infrastructure with the Quicknode CLI
Use the Quicknode CLI to run RPC calls with account-based access or supported stablecoin payments, verify endpoints, automate preflights, and give agents scoped access.
Build a Multichain Balance Checker with MPP Sessions
Build a TypeScript script that queries native token balances across 15 EVM chains using a single MPP session. Learn session lifecycle, voucher-based payments, and cost optimization.
How to Use MPP with Foundry and Tempo
Use the Machine Payments Protocol (MPP) to access blockchain data through paid RPC endpoints. This guide covers setting up Foundry with Tempo, making paid calls with cast, and using Quicknode MPP as a provider.
How to Access Quicknode Solana RPC Using x402 Payments with @quicknode/x402-solana
Access Solana RPC with no API key using @quicknode/x402-solana. Pay per request with USDC via the x402 protocol through Quicknode.
How to Access Quicknode Endpoints with x402 Payments
Learn how to access Quicknode's blockchain infrastructure using x402 payments. No account, API keys, or subscription required. Useful for AI agents, bots, and developers who want on-demand access with wallet-based authentication.
How to Set a Custom Provider in Coinbase Wallet
In this guide, you will learn how to integrate Quicknode with Coinbase Wallet and how Quicknode is playing a significant role in shaping web3.
How To Set a Custom Provider in Brave Wallet
This guide will walk you through the steps of setting up a custom RPC provider in Brave Wallet, allowing you to access dApps quickly with Quicknode.
How To Set a Custom Provider in Rabby Wallet
This guide will walk you through the steps of setting up a custom RPC provider in Rabby Wallet, allowing you to access dApps quickly with Quicknode.
🎥 RPC vs Graph API
A video explaining the difference between RPC and Graph API.