BundleBear

ERC-4337 Bundlers

Bundler
alchemy	465,000,131	236,437,734	$1,001,672.56
Unknown	73,068,204	30,056,347	-$299,094.42
coinbase	55,636,676	25,331,738	$603,952.86
pimlico	55,105,946	46,318,245	$256,807.55
biconomy	17,698,668	20,823,538	$131,107.89
thirdweb	12,986,787	13,453,753	$20,704.32
particle	5,295,776	5,281,675	$582,812.73
Send	1,249,353	1,343,791	-$12,037.26
gelato	806,303	307,281	-$34,903.40
stackup	661,885	675,587	$9,290.39
cometh	397,355	395,835	$187.01
etherspot	122,708	123,878	$971.12
candide	110,507	125,733	$2,086.57
defi.app	2,743	992	-$34.30
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