A Developer's Guide to Building Next-Gen Smart Wallets With ERC-4337 — Part 2: Bundlers

This story was originally published on HackerNoon at: https://hackernoon.com/a-developers-guide-to-building-next-gen-smart-wallets-with-erc-4337-part-2-bundlers. Bundlers are the bridge between account abstraction and the execution layer. Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #web3, #erc4337, #bundlers, #erc-4337-bundlers, #mempool, #gas-costs, #erc-4337-protocol, #hackernoon-top-story, and more. This story was written by: @hacker39947670. Learn more about this writer by checking @hacker39947670's about page, and for more stories, please visit hackernoon.com. Bundlers are the bridge between account abstraction and the execution layer. They take UserOperations from a separate mempool, pay gas costs upfront, and get reimbursed through the protocol. Understanding how they work is essential for debugging issues and building reliable applications.