How can I view 0x5afa8a89's crypto portfolio?

You can view the full portfolio of 0x5afa8a89 (0x5afa09ad4cdb278dbae2fc3b16d29b37f86f8a89) on Zerion at https://app.zerion.io/0x5afa09ad4cdb278dbae2fc3b16d29b37f86f8a89/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.