How can I view 0xbb4d8fcb's crypto portfolio?

You can view the full portfolio of 0xbb4d8fcb (0xbb4d9dcd0c74f2ccda0c1da39934d8e94a378fcb) on Zerion at https://app.zerion.io/0xbb4d9dcd0c74f2ccda0c1da39934d8e94a378fcb/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.