BundleBear

Paymasters

Paymaster

pimlico

33986205
$1,563,591.82

Unknown

22484489
$1,180,487.07

biconomy

17011219
$1,161,716.46

stackup

536472
$815,135.31

alchemy

61109750
$810,971.83

coinbase

26533004
$743,895.60

particle

409434
$75,677.75

circle

999822
$10,746.65

blocto

1315
$1,014.55

candide

16781
$963.99

send

137341
$527.69

cometh

31934
$282.11

nani

482
$16.60

etherspot

378
$12.94

Weekly UserOps Served

UserOps paid for using paymaster

Weekly UserOp Marketshare

UserOps paid for using paymaster

Weekly Gas Spend

Amount spent using paymaster to cover UserOp gas fees

Weekly Gas Spend Marketshare

Amount spent using paymaster to cover UserOp gas fees

Weekly Sponsored vs ERC20 Paymaster UserOps

Sponsored = App paid for user. ERC20 = User paid in ERC20s.

Weekly Sponsored vs ERC20 Paymaster UserOp Marketshare

Sponsored = App paid for user. ERC20 = User paid in ERC20s.

Weekly Sponsored vs ERC20 Paymaster Volume

Sponsored = App paid for user. ERC20 = User paid in ERC20s.

Weekly Sponsored vs ERC20 Paymaster Volume Marketshare

Sponsored = App paid for user. ERC20 = User paid in ERC20s.

Weekly Active Accounts

# of accounts that had a UserOp funded by each paymaster

About BundleBear

BundleBear was created to track the adoption of ERC-4337.

ERC-4337 is a standard for smart contract wallets, also known as smart accounts. The key features of the system are:

  • - Users make pseudo-transactions called UserOperations (UserOps)
  • - Bundlers bundle batches of UserOps into onchain transactions
  • - Apps can use Paymasters to pay for gas on behalf of their users

LAST UPDATED: 2025-04-27 00:00 UTC