How can I view ddd12345eth's crypto portfolio?

You can view the full portfolio of ddd12345eth (0xfc4a9198517c9726cc0154e29fb77c681d804337) on Zerion at https://app.zerion.io/0xfc4a9198517c9726cc0154e29fb77c681d804337/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.