BankSync's MCP server connects ChatGPT to Mizuho Bank, giving the AI direct read access to your real-time transactions, balances, and account data. Query your finances in natural language — no spreadsheets, no exports.
Sign up for BankSync and securely link your Mizuho Bank account through our secure connection.
Create an API key from the Developers section of your BankSync workspace.
Add the BankSync MCP server to ChatGPT using your API key. Follow our ChatGPT setup guide for step-by-step instructions.
Ask ChatGPT about your Mizuho Bank transactions, balances, and more using natural language.
Add this configuration to connect ChatGPT to your Mizuho Bank data.
{
"mcpServers": {
"banksync": {
"url": "https://mcp.banksync.io",
"headers": {
"X-API-Key": "bsk_your_key_here"
}
}
}
}Query Mizuho Bank transactions by date range with merchant details, amounts, and categories.
Get live current and available balances for all your Mizuho Bank accounts.
List all checking, savings, and investment accounts linked through Mizuho Bank.
View investment positions, quantities, and market values from Mizuho Bank brokerage accounts.
Access buy/sell/dividend transactions from your Mizuho Bank investment accounts.
Check outstanding balances, interest rates, and payment schedules for Mizuho Bank loans.
Start your 14-day free trial. Connect your bank, generate an API key, and start querying data in minutes.
Get Started FreeBankSync is not affiliated with, endorsed by, or an official partner of ChatGPT or Mizuho Bank. All product names and trademarks are the property of their respective owners. Bank connections are established through regulated open banking providers.