How can I view layer1oneeth's crypto portfolio?

You can view the full portfolio of layer1oneeth (0x5f509ce1252d25d14d3bcafd7b3c7844b73392f2) on Zerion at https://app.zerion.io/0x5f509ce1252d25d14d3bcafd7b3c7844b73392f2/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.