How can I view 512255eth's crypto portfolio?

You can view the full portfolio of 512255eth (0xe46ef25c4cc76157dd7c6fab24c2908cd3bbc3f6) on Zerion at https://app.zerion.io/0xe46ef25c4cc76157dd7c6fab24c2908cd3bbc3f6/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.