Overview Circle offers three wallet types -- developer-controlled, user-controlled, and modular -- each with different custody models, account types, key management, and capabilities. This skill helps you pick the right one. Quick Comparison | | Developer-Controlled | User-Controlled | Modular (Passkey) | | --- | --- | --- | --- | | Custody | Developer | User | User | | Auth | API key + entity secret (backend) | Social login / email OTP / PIN | Passkey (WebAuthn) | | Account types | EOA, SCA | EOA, SCA | Modular Wallet SCA (ERC-6900) | | Gas sponsorship | SCA via Circle Paymaster | SCA via Ci…