How can I view layer100eth's crypto portfolio?

You can view the full portfolio of layer100eth (0xa1bc85c56793176da858233d1ae2ded8b537df73) on Zerion at https://app.zerion.io/0xa1bc85c56793176da858233d1ae2ded8b537df73/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.