How can I view 0x5fe1e993's crypto portfolio?

You can view the full portfolio of 0x5fe1e993 (0x5fe1a64acbc7f2f0b67a7bca56e07baacd77e993) on Zerion at https://app.zerion.io/0x5fe1a64acbc7f2f0b67a7bca56e07baacd77e993/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.