What is ERC-4337 Account Abstraction on Polygon PoS?

ERC-4337 introduces smart contract wallets without consensus layer changes. Users submit UserOperations off-chain to bundlers, who package them into on-chain transactions executed through canonical EntryPoint contracts.

How do Paymasters sponsor gas on Polygon PoS?

Paymasters are smart contracts that agree to sponsor transaction gas fees for users, enabling completely gasless transactions or allowing users to pay gas in ERC-20 tokens like USDC.

ERC-4337 Account Abstraction Inspector

Live Feed

Real-time tracker for Polygon PoS UserOperations, Paymasters (gas sponsorship), Bundlers, and Smart Accounts.

EntryPoint v0.7 & v0.6

24h UserOperations

128,450 +14.2%

Total: 14,842,910 ops indexed

Gas Sponsored (USD)

$989,100

Cumulative Paymaster subsidies on Polygon

Smart Accounts Deployed

1,420,000+

Biconomy, Safe, ZeroDev Kernel, LightAccount

Sponsorship Rate

89.4% gasless

UserOps executed with zero native POL fee

Smart Account & UserOperation Search Check any address for ERC-4337 contract wallet status

Recent UserOperations Live Feed

Real-time bundler execution stream via Polygon EntryPoints

UserOp Hash	Age	Sender Smart Account	Target Contract / Action	Paymaster	Gas Fee (POL)	Status

Top ERC-4337 Paymasters on Polygon PoS

Entities providing sponsored transactions and ERC-20 gas payments

Paymaster Protocol	Contract Address	Gas Sponsored (USD)	UserOps Sponsored	Market Share

Active Bundlers on Polygon PoS

Relayers packing UserOperations into Polygon Bor blocks

Bundler Operator	Bundler Address	Bundled Operations	Bundle Txs	Success Rate