BankSync's MCP server connects Claude Desktop to Marbles Card, 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 Marbles Card account through our secure connection.
Create an API key from the Developers section of your BankSync workspace.
Add the BankSync MCP server to Claude Desktop using your API key. Follow our Claude Desktop setup guide for step-by-step instructions.
Ask Claude Desktop about your Marbles Card transactions, balances, and more using natural language.
Add this configuration to connect Claude Desktop to your Marbles Card data.
Skip the JSON. Download the BankSync Desktop Extension and open it with the Claude Desktop app, and you'll be prompted for your API key during install. The link always serves the latest release.
Download banksync-mcp.mcpb
{
"mcpServers": {
"banksync": {
"url": "https://mcp.banksync.io",
"headers": {
"X-API-Key": "bsk_your_key_here"
}
}
}
}Query Marbles Card transactions by date range with merchant details, amounts, and categories.
Get live current and available balances for all your Marbles Card accounts.
List all checking, savings, and investment accounts linked through Marbles Card.
View investment positions, quantities, and market values from Marbles Card brokerage accounts.
Access buy/sell/dividend transactions from your Marbles Card investment accounts.
Check outstanding balances, interest rates, and payment schedules for Marbles Card 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 Claude Desktop or Marbles Card. All product names and trademarks are the property of their respective owners. Bank connections are established through regulated open banking providers.