BUIDLer Component

BUIDLer Component provides cutting-edge account abstraction and multi-chain abilities for your dapp.

Transaction Fees

Visit website

This link will take you to a third-party site not owned or operated by Alchemy.

What is BUIDLer Component?

Web3 needs a smoother UX & onboarding, but making dapps account abstraction compatible & multi-chain has been a complex and expensive task until Etherspot solved these problems by offering BUIDLer Component. BUIDLer offers devs the chance to offer AA features right inside their dapps or apps. Things like paying for gas fees with stablecoins, social logins, batched transactions, and more are now simple to implement with BUIDLer.

Stream any onchain event for BUIDLer Component with Custom Webhooks

Get your API key

Web3 dapps and developer tools related to BUIDLer Component

Discover blockchain applications that are frequently used with BUIDLer Component.

Quay

NFT app templates

The Quay backend API enables marketplaces to be built using trusted Seaport contracts.

Hello World

Smart contract templates

An Alchemy beginner smart contract for the "Hello World" example.

Synthetix Smart Contracts

Smart contract templates

Solidity smart contracts for the Synthetix liquidity protocol logic range and use case.

Best React tools

Discover more web3 applications and developer tools.

See all dapps

Developer resources from Alchemy

How x402 brings real-time crypto payments to the web

Blog

Finance

How x402 brings real-time crypto payments to the web

x402 revives the HTTP 402 code, so AI agents and apps can pay for API requests instantly using crypto: no accounts, no subscriptions, just seamless transactions.

x402 vs MPP: comparing agent payment protocols

Blog

Learn

x402 vs MPP: comparing agent payment protocols

x402 and MPP both let AI agents pay for API calls over HTTP, but they differ in payment rails, session support, and protocol-level primitives. Here's how they compare.