How can I view theboldesteth's crypto portfolio?

You can view the full portfolio of theboldesteth (0x545b9017013b3358a2ac6a4e2f61e6a682d70db9) on Zerion at https://app.zerion.io/0x545b9017013b3358a2ac6a4e2f61e6a682d70db9/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.