How can I view 0xc612b8b3's crypto portfolio?

You can view the full portfolio of 0xc612b8b3 (0xc612cd1f0c00e8b9f186104ed33eec45dd11b8b3) on Zerion at https://app.zerion.io/0xc612cd1f0c00e8b9f186104ed33eec45dd11b8b3/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.