BundleBear

ERC-4337 Bundlers

Bundler
pimlico	17,001,435	12,581,639	$78,663.79
Unknown	1,564,744	1,727,092	$36,848.98
alchemy	1,385,281	1,391,076	$44,413.52
particle	964,173	860,442	$5,831.93
gelato	554,468	185,699	-$4,634.13
biconomy	350,813	367,246	$3,801.95
stackup	298,810	277,923	$14,676.73
thirdweb	266,619	262,311	$635.14
etherspot	60,810	58,785	$418.99
candide	57,468	56,889	$1,539.18
cometh	3,767	3,512	$138.53
TokenPocket	2,604	2,048	-$2.65
defi.app	2,550	1,766	-$61.35

Arbitrum Weekly UserOps Bundled

Arbitrum Weekly UserOp Marketshare

Arbitrum Weekly OnChain Revenue

Arbitrum Weekly Active Accounts

Arbitrum Weekly Bundle Txns Failed due to Frontrunning

Arbitrum Weekly % Bundle Txns Frontran

Arbitrum Multi-UserOp Bundles Weekly % Share

What is an ERC-4337 smart account?

A smart contract wallet AKA smart account is a customizable Ethereum account. Smart accounts can be programmed with features like

Batched transactions: Multiple actions, such as approving and swapping on a DEX, can be combined into one transaction.

Gas fee abstraction: Users can transact without having to pay gas fees in the native token.

Seedphrase-free security: Users can secure their wallets with verification methods that are easier and safer than seedphrases e.g. passkeys.

What is a UserOperation (UserOp)?

UserOps are actions made by smart wallets. Bundlers bundle batches of UserOps into onchain transactions. Apps can use Paymasters to pay UserOp fees on behalf of their users