MultiversX MCP Server

import { CallToolResult } from "@modelcontextprotocol/sdk/types.js"; import { Account } from "@multiversx/sdk-core/out/index.js"; import { z } from "zod"; import { getEntrypoint, getExplorerUrl, isTokenNameValid, isTokenTickerValid, loadNetworkFromEnv, loadPemWalletFromEnv, } from "./utils.js"; export async function issueMetaEsdtCollection( tokenName: string, tokenTicker: string, numDecimals: string ): Promise<CallToolResult> { if (!isTokenNameValid(tokenName)) { return { content: [ { type: "text", text: `Token name is invalid. Length should be between 3 and 20 characters and contain only alphanumeric characters.`, }, ], }; } if (!isTokenTickerValid(tokenTicker)) { return { content: [ { type: "text", text: `Token ticker is invalid. Length should be between 3 and 10 characters.`, }, ], }; } const pem = loadPemWalletFromEnv(); const account = new Account(pem.secretKey); const network = loadNetworkFromEnv(); const entrypoint = getEntrypoint(network); account.nonce = await entrypoint.recallAccountNonce(account.address); const controller = entrypoint.createTokenManagementController(); let transaction = await controller.createTransactionForRegisteringMetaEsdt( account, account.getNonceThenIncrement(), { tokenName: tokenName.toUpperCase(), tokenTicker: tokenTicker.toUpperCase(), numDecimals: BigInt(numDecimals), canFreeze: true, canWipe: true, canPause: true, canChangeOwner: true, canUpgrade: true, canAddSpecialRoles: true, canTransferNFTCreateRole: true, } ); const issueCollectionHash = await entrypoint.sendTransaction(transaction); const outcome = await controller.awaitCompletedRegisterMetaEsdt( issueCollectionHash ); const token = outcome[0].tokenIdentifier; transaction = await controller.createTransactionForSettingSpecialRoleOnMetaESDT( account, account.nonce, { user: account.address, tokenIdentifier: token, addRoleNFTCreate: true, addRoleNFTBurn: true, addRoleESDTTransferRole: true, addRoleNFTAddQuantity: true, } ); const setRolesHash = await entrypoint.sendTransaction(transaction); const explorer = getExplorerUrl(network); return { content: [ { type: "text", text: `The transaction has been sent. Check out the transaction here: ${explorer}/transactions/${issueCollectionHash}. A transaction to set roles has also been sent: ${explorer}/transactions/${setRolesHash}. The collection identifier is ${token} and should be used for creating tokens.`, }, ], }; } export const issueMetaEsdtCollectionToolName = "issue-meta-esdt-collection"; export const issueMetaEsdtCollectionToolDescription = "Create a transaction to issue a MetaESDT token collection (MESDT) and send it. Will issue the collection with the specified arguments. All the properties will be set to true."; export const issueMetaEsdtCollectionParamScheme = { tokenName: z.string().describe("The token name."), tokenTicker: z.string().describe("The token ticker."), numDecimals: z.string().describe("The number of decimals."), };