How can I view 0x5f1a81aa's crypto portfolio?

You can view the full portfolio of 0x5f1a81aa (0x5f1a3187233c4191026b33eab6406375efab81aa) on Zerion at https://app.zerion.io/0x5f1a3187233c4191026b33eab6406375efab81aa/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.