How can I view 1cardeth's crypto portfolio?

You can view the full portfolio of 1cardeth (0x5dc2c366706bf35ceccc1b2eaca8b19cc9170428) on Zerion at https://app.zerion.io/0x5dc2c366706bf35ceccc1b2eaca8b19cc9170428/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

How can I access wallet portfolio data programmatically?

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.