// MCP TOOL REFERENCE

METAMASK MCP TOOLS

29 tools from the MetaMask MCP MCP Server, categorised by risk level.

// ALL 29 METAMASK MCP TOOLS

READ 21 tools

Read wait-for-transaction-receipt Waits for the transaction to be included on a block, and then returns the transaction receipt. Read estimate-fee-per-gas Estimate for the fees per gas (in wei) for a transaction to be likely included in the next block. Read estimate-gas Estimate the gas necessary to complete a transaction without submitting it to the network. Read get-account Get the current account. Read get-block Fetch information about a block at a block number, hash or tag. Read get-block-number Fetch the number of the most recent block seen. Read get-chain-id Get the current chain id. Read get-chain-list Get a list of all chains information. Read get-chains Get the configured chains. Read get-connect-uri Get the connect URI to connect to a MetaMask wallet. Read get-ens-address Fetch the ENS address for name. Read get-ens-name Fetch the primary ENS name for address. Read get-gas-price Fetch the current price of gas (in wei). Read get-native-currency-balance Get the native currency balance of an address. Read get-token Fetch the token information. Read get-token-balance Get token balance of an address. Read get-transaction Fetch transaction given hash or block identifiers. Read get-transaction-receipt Fetch the Transaction Receipt given a Transaction hash. Read read-contract Call a read-only function on a contract, and returning the response. Read show-connect-qrcode Show the connect QR code for a given connect URI. Read verify-message Verify that a message was signed by the provided address.

WRITE 1 tools

Write disconnect Disconnect the wallet.

EXECUTE 5 tools

Execute deploy-contract Deploy a contract to the network, given bytecode, and constructor arguments. Execute call Executing a new message call immediately without submitting a transaction to the network. Execute sign-message Sign a message. Execute switch-chain Switch the target chain. Execute write-contract Execute a write function on a contract.

FINANCIAL 1 tools

Financial send-transaction Send transactions to networks.

OTHER 1 tools

Other wait-seconds Wait the given seconds.

// FAQ

How many tools does the MetaMask MCP MCP server have? +

The MetaMask MCP MCP server exposes 29 tools across 5 categories: Read, Write, Execute, Financial, Other.

How do I enforce policies on MetaMask MCP tools? +

Route the MetaMask MCP server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard; they are enforced on every call before it reaches the server.

What risk categories do MetaMask MCP tools fall into? +

MetaMask MCP tools are categorised as Read (21), Write (1), Execute (5), Financial (1), Other (1). Each category has a recommended default policy.

Enforce policy on every MetaMask MCP tool call.

Start from MetaMask MCP, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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