BankSync's MCP server connects Claude Code to Marriott Bonvoy, 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 Marriott Bonvoy account through Plaid.
Create an API key from the Developers section of your BankSync workspace.
Add the BankSync MCP server to Claude Code using your API key. Follow our Claude Code setup guide for step-by-step instructions.
Ask Claude Code about your Marriott Bonvoy transactions, balances, and more using natural language.
Add this configuration to connect Claude Code to your Marriott Bonvoy data.
claude mcp add --transport http banksync https://mcp.banksync.io \
--header "X-API-Key: bsk_your_key_here"Query Marriott Bonvoy transactions by date range with merchant details, amounts, and categories.
Get live current and available balances for all your Marriott Bonvoy accounts.
List all checking, savings, and investment accounts linked through Marriott Bonvoy.
View investment positions, quantities, and market values from Marriott Bonvoy brokerage accounts.
Access buy/sell/dividend transactions from your Marriott Bonvoy investment accounts.
Check outstanding balances, interest rates, and payment schedules for Marriott Bonvoy loans.
Start your 14-day free trial. Connect your bank, generate an API key, and start querying data in minutes.
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