How can I view 871871871eth's crypto portfolio?

You can view the full portfolio of 871871871eth (0x78eadf900c1a2d157edf4f34737f3caed5d5dec4) on Zerion at https://app.zerion.io/0x78eadf900c1a2d157edf4f34737f3caed5d5dec4/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.