BundleBear

ERC-4337 Bundlers

Bundler
alchemy	517,614,336	264,570,576	$1,093,993.17
Unknown	75,868,681	32,717,021	-$335,690.03
coinbase	58,976,513	27,586,508	$613,954.08
pimlico	58,109,084	49,549,774	$246,375.59
biconomy	18,176,884	21,611,275	$130,957.66
thirdweb	15,130,579	15,866,196	$22,876.35
particle	5,364,715	5,365,639	$587,615.52
Send	1,305,373	1,401,084	-$11,901.95
gelato	810,377	383,870	-$38,774.97
stackup	661,885	675,587	$9,290.39
cometh	438,748	437,236	$187.88
candide	130,895	150,173	$2,175.80
etherspot	126,560	128,187	$971.68
defi.app	4,197	2,456	-$121.26
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