The directory of tools for agents

Call when an agent needs is_contract, bytecode size and hash, EIP-1967 and legacy OpenZeppelin proxy slots, and owner() for one Ethereum mainn…

Call when an agent needs ERC-20 allowance(owner, spender) on Ethereum, raw and human when decimals() is readable. Send token, owner, and spend…

Call when an agent needs an Ethereum mainnet ERC-20 token balance_raw and human balance for token and owner. Example token is Circle USDC. dec…

Call when an agent needs ERC-20 name, symbol, decimals, and totalSupply for one Ethereum mainnet token. Send token (example Circle USDC). Read…

Call when an agent needs the ERC-721 token ids one wallet owns in an Ethereum collection, via tokenOfOwnerByIndex when enumerable (at most 100…

Call when an agent needs eth_estimateGas, the current gas price, and the estimated cost in ETH and USD for an Ethereum transaction. Send to an…

Call when an agent needs parsed ERC-721 or ERC-1155 metadata for an Ethereum contract and token id. The URI is fetched only from fixed IPFS an…

Call when an agent needs the ERC-721 owner of token_id on an Ethereum contract, or an ERC-1155 balanceOf(owner, id) when standard is erc1155. …

Call when an agent needs the next pending nonce and confirmed transaction count for one Ethereum mainnet address. Send address. Read-only eth_…

Call when an agent needs native ETH plus up to 20 ERC-20 balances for one Ethereum address. Send address and an optional tokens list; omit tok…

Call when an agent needs the storage word at a slot for one Ethereum contract. Send contract, slot, and an optional block tag. Read-only eth_g…

Call when an agent needs ERC-20 totalSupply for one Ethereum mainnet token, raw and human when decimals() is readable. Send token. Read-only e…