How can I view solflyeth's crypto portfolio?

You can view the full portfolio of solflyeth (0x2a1bbcdff7a047d82fc8829faa0d13a8d2cf1dbe) on Zerion at https://app.zerion.io/0x2a1bbcdff7a047d82fc8829faa0d13a8d2cf1dbe/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.