How can I view 0xb60dd1b5's crypto portfolio?

You can view the full portfolio of 0xb60dd1b5 (0xb60d544215aee2cf09561f4b0704de7a73f2d1b5) on Zerion at https://app.zerion.io/0xb60d544215aee2cf09561f4b0704de7a73f2d1b5/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.