How can I view 0xa3856013's crypto portfolio?

You can view the full portfolio of 0xa3856013 (0xa385b298d5cb1051e3a34269dcc7d5eb12fa6013) on Zerion at https://app.zerion.io/0xa385b298d5cb1051e3a34269dcc7d5eb12fa6013/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.