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From crypto
Use this skill when the user asks to "check balance", "what's the balance of", "is this a contract or EOA", "get address info", or mentions checking wallet balance or account type on EVM chains (Ethereum, Polygon, Arbitrum, etc.). Requires an address and optional chain parameter.
How this skill is triggered — by the user, by Claude, or both
Slash command
/crypto:evm-address-infoThis skill is limited to the following tools:
The summary Claude sees in its skill listing — used to decide when to auto-load this skill
Gets address balance and account type (EOA vs Contract) from an EVM blockchain network.
Gets address balance and account type (EOA vs Contract) from an EVM blockchain network.
Run the script with address and optional chain:
${CLAUDE_PLUGIN_ROOT}/scripts/crypto-evm-address-info.sh <address> [chain]
address (required): Ethereum address (0x + 40 hex) or ENS namechain (optional): Chain name - ethereum (default), polygon, arbitrum, optimism, base, bsc| Chain | Aliases | Explorer |
|---|---|---|
| ethereum | eth, mainnet | Etherscan |
| polygon | matic | Polygonscan |
| arbitrum | arb | Arbiscan |
| optimism | op | Optimism Etherscan |
| base | - | Basescan |
| bsc | binance | BSCScan |
cast (Foundry) must be installed# Check ENS name balance on Ethereum
${CLAUDE_PLUGIN_ROOT}/scripts/crypto-evm-address-info.sh vitalik.eth
# Check address on Polygon
${CLAUDE_PLUGIN_ROOT}/scripts/crypto-evm-address-info.sh 0x1234...abcd polygon
For Solana account info, use the sol-account-info skill instead.
Creates, edits, and optimizes skills for Claude Code, including drafting, evaluating with test prompts, iterating on performance, and improving skill descriptions for better triggering accuracy.
npx claudepluginhub cheolwanpark/claude-plugins --plugin crypto