BundleBear

ERC-4337 Bundlers

Bundler
pimlico	17,699,659	13,278,314	$80,639.40
Unknown	1,881,489	2,030,415	$38,234.89
alchemy	1,714,194	1,720,322	$45,496.41
particle	999,661	895,783	$6,558.37
gelato	559,739	190,946	-$4,638.69
biconomy	353,647	370,081	$3,825.49
stackup	298,810	277,923	$14,676.73
thirdweb	281,533	276,696	$660.72
candide	70,491	76,880	$1,503.75
etherspot	60,814	58,789	$419.00
TokenPocket	4,602	4,051	-$0.96
cometh	3,767	3,512	$138.53
defi.app	3,045	2,261	-$68.41

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