How does x402 enable payments without gas fees?

The x402 client signs EIP-3009 standard data according to the EIP-712 format. Another name for EIP-3009 is TransferWithAuthorization. This enables gasless transfers within x402

go-yfinance v1.2.0 Update

Beyond a simple version sync, we have achieved full functional parity with python-yfinance by completely re-implementing the Screener module.