BundleBear

ERC-4337 Bundlers

Bundler
alchemy	524,612,225	268,970,314	$1,100,193.62
Unknown	76,270,037	33,131,670	-$338,320.87
coinbase	59,434,327	27,899,258	$615,341.91
pimlico	58,776,951	50,169,259	$241,124.05
biconomy	18,609,330	22,072,524	$131,317.12
thirdweb	15,534,000	16,280,087	$23,128.36
particle	5,381,856	5,385,544	$588,504.95
Send	1,311,559	1,407,180	-$11,854.40
gelato	812,648	399,607	-$39,072.76
stackup	661,885	675,587	$9,290.39
cometh	444,576	443,003	$187.89
candide	133,884	153,732	$2,190.96
etherspot	127,056	128,797	$972.23
defi.app	4,632	2,881	-$145.68
unipass	248	276	$2.08

Weekly UserOps Bundled

Weekly UserOp Marketshare

Weekly OnChain Revenue

Weekly Active Accounts

Weekly Bundle Txns Failed due to Frontrunning

Weekly % Bundle Txns Frontran

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