How can I view e0831weth's crypto portfolio?

You can view the full portfolio of e0831weth (0xf4bfb57aff6ba8fd6c00b38fec82aaac0b08e4e5) on Zerion at https://app.zerion.io/0xf4bfb57aff6ba8fd6c00b38fec82aaac0b08e4e5/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.