How can I view 0x421af436's crypto portfolio?

You can view the full portfolio of 0x421af436 (0x421a4bf7f3e5e2e3573ba2e8391ea594435ff436) on Zerion at https://app.zerion.io/0x421a4bf7f3e5e2e3573ba2e8391ea594435ff436/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.

0x421a…f436