BundleBear

ERC-4337 Bundlers

Bundler
alchemy	797,127,019	486,279,985	$1,252,820.76
Unknown	155,071,452	95,994,569	-$594,875.88
pimlico	133,955,173	123,258,887	$8,348.02
coinbase	117,888,306	57,536,128	$740,856.82
thirdweb	37,676,524	38,806,342	$49,867.55
biconomy	18,989,506	22,939,283	$129,899.47
particle	6,184,368	6,234,613	$676,423.79
TokenPocket	2,717,238	2,425,334	$2,819.63
gelato	2,501,393	559,858	-$47,899.49
Send	1,712,895	1,837,941	-$11,112.56
cometh	1,187,227	1,189,301	$212.95
stackup	662,438	675,587	$9,290.39
candide	430,249	543,165	$3,403.62
etherspot	138,184	140,027	$993.31
defi.app	8,748	6,044	-$247.32
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