MCP Money

Instructions

Implementation Reference

• wallet.ts:240-250 (handler)

  Core handler function in MCPWallet class that executes the get_balance tool logic by retrieving and returning the total wallet balance in satoshis from the NDKCashuWallet instance.
  async getBalance(): Promise<number> { if (!this.wallet) throw new Error('Wallet not initialized'); try { const balance = this.wallet.balance?.amount || 0; return balance; } catch (error) { console.error('Error getting balance:', error); return 0; } }
• wallet.ts:531-539 (registration)

  Registration of the get_balance tool in the MCP server's listTools handler, defining its name, description, and input schema (no required parameters).
  { name: 'get_balance', description: 'Get the total wallet balance', inputSchema: { type: 'object', properties: {}, required: [] } },
• wallet.ts:608-611 (handler)

  MCP tool dispatch handler in MCPServer.callTool method that handles 'get_balance' calls by invoking the wallet's getBalance() and formatting the MCP response.
  case 'get_balance': const balance = await this.wallet.getBalance(); return { content: [{ type: 'text', text: `Total balance: ${balance} sats` }] };
• wallet.ts:752-754 (registration)

  CLI command registration for 'get_balance' in the main function's switch statement, which calls the wallet handler.
  case 'get_balance': await wallet.getBalance(); break;
• wallet.ts:801-801 (helper)

  Help text description for the get_balance command in CLI usage.
  console.log(' get_balance - Get total wallet balance');