How can I view 0x31b3d03c's crypto portfolio?

You can view the full portfolio of 0x31b3d03c (0x31b3dc3bfe97bc599cd366f0cff8ef604146d03c) on Zerion at https://app.zerion.io/0x31b3dc3bfe97bc599cd366f0cff8ef604146d03c/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.

0x31b3…d03c