How can I view thegreatestzeneth's crypto portfolio?

You can view the full portfolio of thegreatestzeneth (0x0e38eff31faa1991900afaf7ef49c7c857c65643) on Zerion at https://app.zerion.io/0x0e38eff31faa1991900afaf7ef49c7c857c65643/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.