How can I view osa99eth's crypto portfolio?

You can view the full portfolio of osa99eth (0x04ad3f3ec23ba3ccdbad8a211dd10b13e5b58f05) on Zerion at https://app.zerion.io/0x04ad3f3ec23ba3ccdbad8a211dd10b13e5b58f05/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.