How can I view 0xa8b23fe4's crypto portfolio?

You can view the full portfolio of 0xa8b23fe4 (0xa8b211ff533ab307a7c1fbfc0979de6c9cf33fe4) on Zerion at https://app.zerion.io/0xa8b211ff533ab307a7c1fbfc0979de6c9cf33fe4/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.