Query EVM chain data via Etherscan API v2. Use for on-chain lookups where Etherscan v2 applies: balances, transactions, token transfers (ERC-20/721/1155), contract source/ABI, gas prices, event logs, and verification of transaction completion. Also trigger when another tool submits a transaction and you need to confirm it finalized on-chain.
cp -r cryptoskill/skills/analytics/etherscan .claude/skills/clawhub install etherscan