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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.
Created February 10, 2026BeginnerVideo
AgentsAIInfrastructurePaymentsRPC
x402 Payment Integration with Rails APIs
Learn how to integrate blockchain micropayments into your Rails application using the x402 protocol with Quicknode's open-source Ruby gems.
Created November 14, 2025Intermediate
MicropaymentsRailsRuby
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, 2025IntermediateVideo
EthereumEVMInfrastructureTransactions