Question 1

How can I view 0x454a21df's crypto portfolio?

Accepted Answer

You can view the full portfolio of 0x454a21df (0x454af838aa50fc91fb5c7f1a5cc69daeff1921df) on Zerion at https://app.zerion.io/0x454af838aa50fc91fb5c7f1a5cc69daeff1921df/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

Question 2

How can I access wallet portfolio data programmatically?

Accepted Answer

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.

0x454a…21df