BundleBear

ERC-4337 Bundlers

Bundler
alchemy	535,963,626	276,003,991	$1,104,466.45
Unknown	77,047,645	33,953,602	-$343,956.38
coinbase	60,168,603	28,398,635	$616,618.75
pimlico	59,823,742	51,262,071	$239,810.74
biconomy	18,653,778	22,182,023	$131,207.28
thirdweb	16,173,181	16,966,697	$23,509.94
particle	5,409,647	5,416,540	$590,688.68
Send	1,319,252	1,414,880	-$11,795.55
gelato	814,462	412,494	-$39,479.25
stackup	661,885	675,587	$9,290.39
cometh	452,306	450,706	$183.66
candide	138,291	159,043	$2,223.00
etherspot	128,038	130,030	$975.38
defi.app	4,823	3,072	-$164.50
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