How can I view haraherieth's crypto portfolio?

You can view the full portfolio of haraherieth (0x0308794cbd50174be3401e08e352960b2e39b9d0) on Zerion at https://app.zerion.io/0x0308794cbd50174be3401e08e352960b2e39b9d0/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.