How can I view bitcoin2023eth's crypto portfolio?

You can view the full portfolio of bitcoin2023eth (0x4d999f16ec6fd46a84e3c2cd4a9a64dd314ae829) on Zerion at https://app.zerion.io/0x4d999f16ec6fd46a84e3c2cd4a9a64dd314ae829/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.