How can I view 600313eth's crypto portfolio?

You can view the full portfolio of 600313eth (0x4d1d550a52bdc0e1d5c699379ec8fc52657f00ae) on Zerion at https://app.zerion.io/0x4d1d550a52bdc0e1d5c699379ec8fc52657f00ae/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.