How can I view 0xffd15271's crypto portfolio?

You can view the full portfolio of 0xffd15271 (0xffd1bdfd159b52abf266326c24dc0497127e5271) on Zerion at https://app.zerion.io/0xffd1bdfd159b52abf266326c24dc0497127e5271/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.