How can I view 0x9c7a7e87's crypto portfolio?

You can view the full portfolio of 0x9c7a7e87 (0x9c7a8c70fb4f54652597ca10c636b2c8b87d7e87) on Zerion at https://app.zerion.io/0x9c7a8c70fb4f54652597ca10c636b2c8b87d7e87/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.