How can I view 0x423b7307's crypto portfolio?

You can view the full portfolio of 0x423b7307 (0x423bbbe4937497b7760971290490ebfd28547307) on Zerion at https://app.zerion.io/0x423bbbe4937497b7760971290490ebfd28547307/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.