How can I view tosbieth's crypto portfolio?

You can view the full portfolio of tosbieth (0xf995fce9458c8209fb70e5edcceecb9dccc11402) on Zerion at https://app.zerion.io/0xf995fce9458c8209fb70e5edcceecb9dccc11402/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.