How can I view panereth's crypto portfolio?

You can view the full portfolio of panereth (0xa8b57421a2b8add033d9a2d1befb5b66ff79fe05) on Zerion at https://app.zerion.io/0xa8b57421a2b8add033d9a2d1befb5b66ff79fe05/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.