Seed phrases, gas pop-ups, “approve then transfer” — the classic wallet UX slows users (and your growth) to a crawl. Base Accounts fix this. Built on ERC-4337, they’re a programmable, multi-chain account layer that unlocks passkeys, social recovery, sponsored gas, batching, and more. In this hands-on guide, you’ll learn why Base Accounts matter and how to ship a production-grade app: passwordless auth, one-tap USDC payments, gasless calls, sub-accounts for zero-prompt interactions...

Seed phrases, gas pop-ups, “approve then transfer” — the classic wallet UX slows users (and your growth) to a crawl. Base Accounts fix this. Built on ERC-4337, they’re a programmable, multi-chain account layer that unlocks passkeys, social recovery, sponsored gas, batching, and more. In this hands-on guide, you’ll learn why Base Accounts matter and how to ship a production-grade app: passwordless auth, one-tap USDC payments, gasless calls, sub-accounts for zero-prompt interactions...

IntroductionWhat’s the biggest bottleneck when building data-rich on-chain apps? It’s not your idea — it’s the engineering headache of getting reliable, queryable blockchain data. For years, developers had two painful choices:Run your own indexing infra (expensive and brittle).Rely on rigid REST endpoints that can’t answer your custom questions.The Coinbase Developer Platform SQL API changes that. It’s a zero-infrastructure, production-grade indexing solution that lets you query live and hist...

IntroductionWhat’s the biggest bottleneck when building data-rich on-chain apps? It’s not your idea — it’s the engineering headache of getting reliable, queryable blockchain data. For years, developers had two painful choices:Run your own indexing infra (expensive and brittle).Rely on rigid REST endpoints that can’t answer your custom questions.The Coinbase Developer Platform SQL API changes that. It’s a zero-infrastructure, production-grade indexing solution that lets you query live and hist...