zapper-api
This skill queries DeFi portfolios, token/NFT holdings, transactions, and prices via Zapper's GraphQL API. It reads `~/.config/zapper/addresses.json`, uses `ZAPPER_API_KEY`, and calls `https://public.zapper.xyz/graphql`; usage examples instruct running `python3 scripts/zapper.py portfolio 0xADDRESS`.