Cortex Plugin: Crypto / Web3 Agent

Wallet management, smart contract interaction, token swaps, and DeFi analytics across Ethereum, Polygon, Arbitrum, Optimism, Base, and Solana.

Installation

cortex plugin install github:CortexPrism/cortex-plugin-crypto

Tools

crypto_get_balance

Get wallet balance for an address.

• address (string, required) — Wallet address
• network (enum, default: "ethereum") — Network: ethereum, polygon, arbitrum, optimism, base, solana
• token (string, optional) — ERC20 contract address or "native" for ETH

crypto_get_transactions

Get transaction history for an address.

• address (string, required) — Wallet address
• network (string, optional) — Blockchain network
• limit (number, default: 20) — Max transactions to return

crypto_estimate_gas

Estimate gas cost for a transaction type.

• network (string, optional) — Blockchain network
• tx_type (enum) — Transaction type: transfer, swap, contract_call

crypto_read_contract

Read data from a smart contract.

• contract_address (string, required) — Smart contract address
• abi (string, required) — JSON ABI of the contract
• method (string, required) — Contract method to call
• params (string, optional) — JSON array of method parameters
• network (string, optional) — Blockchain network

crypto_defi_analytics

Get DeFi protocol analytics (TVL, volume, APY, fees).

• protocol (enum, required) — Protocol: uniswap, aave, compound, curve, lido
• metric (enum, required) — Metric: tvl, volume, apy, fees
• network (string, optional) — Blockchain network

Configuration

Key	Type	Description
etherscanApiKey	secret	Etherscan API key
infuraProjectId	text	Infura project ID
defaultNetwork	select	Default network: ethereum, polygon, arbitrum, optimism, base, solana

Development

deno task test
deno fmt
deno lint

License

MIT