How can I view nftyueth's crypto portfolio?

You can view the full portfolio of nftyueth (0xb40a54ec83b4c5d0b9c69ed4eaa7be9b6f50cb96) on Zerion at https://app.zerion.io/0xb40a54ec83b4c5d0b9c69ed4eaa7be9b6f50cb96/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.