How can I view thien94eth's crypto portfolio?

You can view the full portfolio of thien94eth (0x878b84cdd22cc6cbe68bb4c1868cedcfedf790f3) on Zerion at https://app.zerion.io/0x878b84cdd22cc6cbe68bb4c1868cedcfedf790f3/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.