How can I view 0xe9f283f9's crypto portfolio?

You can view the full portfolio of 0xe9f283f9 (0xe9f29352aacda6126fd03fa3fad793be899983f9) on Zerion at https://app.zerion.io/0xe9f29352aacda6126fd03fa3fad793be899983f9/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.