Use Postman with Citibank Online
BankSync's MCP server can let Postman query supported Citibank Online account data that you have connected through BankSync and authorized for API access. Query your finances in natural language without spreadsheets or exports.
BankSync is not affiliated with, endorsed by, sponsored by, or partnered with Citibank Online or Postman. Names are used only to describe potential account-data coverage and client compatibility.
How to connect Postman to Citibank Online


Search for Citibank Online in BankSync
Sign up for BankSync and, if Citibank Online is available, link your account through a provider-hosted or bank-hosted authorization flow.
Generate an API key
Create an API key from the Developers section of your BankSync workspace.
Configure Postman
Add the BankSync MCP server to Postman using your API key. Follow our Postman setup guide for step-by-step instructions.
Start querying
Ask Postman about supported Citibank Online transactions, balances, and more using natural language.
Postman MCP Configuration
Add this configuration to let Postman query supported Citibank Online account data through BankSync.
{
"mcpServers": {
"banksync": {
"url": "https://mcp.banksync.io",
"headers": {
"X-API-Key": "bsk_your_key_here"
}
}
}
}What Postman can access from Citibank Online
Accounts
List the Citibank Online accounts connected through BankSync and visible to the API key scopes you grant.
Transactions
Query supported Citibank Online transactions with provider-supplied dates, descriptions, amounts, merchants, and categories.
Balances
Get current and available balances for supported Citibank Online accounts.
Holdings
View supported investment positions, quantities, and market values from Citibank Online.
Trades
Access supported investment trade and activity history from Citibank Online.
Loans
Check supported loan balances and provider-supplied liability details from Citibank Online.
Ready to connect Postman to Citibank Online?
Start your 14-day free trial. Connect your bank, generate an API key, and start querying data in minutes.
Use Citibank Online with another agent
The same BankSync MCP server and API key work with every one of these.
- Use Citibank Online with ChatGPTOpenAI
- Use Citibank Online with Claude CodeAnthropic
- Use Citibank Online with Claude CoworkAnthropic
- Use Citibank Online with Claude DesktopAnthropic
- Use Citibank Online with CursorAnysphere
- Use Citibank Online with GeminiGoogle
- Use Citibank Online with GrokxAI
- Use Citibank Online with Hermes AgentNousResearch
Other banks you can use with Postman
Institutions in the same market that Postman can query through BankSync MCP.
- Use Chase with Postman🇺🇸 United States
- Use American Express with Postman🇺🇸 United States
- Use Capital One with Postman🇺🇸 United States
- Use Wells Fargo with Postman🇺🇸 United States
- Use Fidelity with Postman🇺🇸 United States
- Use Bank of America with Postman🇺🇸 United States
- Use PayPal with Postman🇺🇸 United States
- Use Bank of America - Charitable Gift Fund with Postman🇺🇸 United States
BankSync is not affiliated with, endorsed by, or an official partner of Postman or Citibank Online. All product names and trademarks are the property of their respective owners. Bank connections are established through regulated open banking providers.