How can I view 0x84f8f8c1's crypto portfolio?

You can view the full portfolio of 0x84f8f8c1 (0x84f829ae3b3290fbfae04310ea47d0fe868ff8c1) on Zerion at https://app.zerion.io/0x84f829ae3b3290fbfae04310ea47d0fe868ff8c1/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.