How can I view 320330eth's crypto portfolio?

You can view the full portfolio of 320330eth (0xa8ccf6b89b563f75cdb4833d1a6412d471b27ba5) on Zerion at https://app.zerion.io/0xa8ccf6b89b563f75cdb4833d1a6412d471b27ba5/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.