How can I view 0x981be5f6's crypto portfolio?

You can view the full portfolio of 0x981be5f6 (0x981bf0d5bc587f59003dab90c06c183e05a1e5f6) on Zerion at https://app.zerion.io/0x981bf0d5bc587f59003dab90c06c183e05a1e5f6/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.