The Coinbase Paymaster API provides ERC-4337 Account Abstraction endpoints to send transactions from smart wallets and sponsor gas for users.Paymaster is ERC-7677 compliant and supports both pm_getPaymasterStubData and pm_getPaymasterData.The endpoint also provides access to our Bundler.
Create a new CDP account or sign in to your existing account.
Create a new project.
Navigate to the Paymaster product where you’ll see $100 in credits (and can get $500 more for adding a payment method).
Use the Playground to make a request and see the response.
Set your gas policy configurations. Allowlist at least one contract to protect against unintended sponsorship (disregard if allowlisting through a paymaster proxy).
Start sending UserOperations and creating gasless experiences for your users.