Use Codex with Best Buy - Citi Card
BankSync's MCP server can let Codex query supported Best Buy - Citi Card 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 Best Buy - Citi Card or Codex. Names are used only to describe potential account-data coverage and client compatibility.
How to connect Codex to Best Buy - Citi Card
one key, every agent
Search for Best Buy - Citi Card in BankSync
Sign up for BankSync and, if Best Buy - Citi Card 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 Codex
Add the BankSync MCP server to Codex using your API key. Follow our Codex setup guide for step-by-step instructions.
Start querying
Ask Codex about supported Best Buy - Citi Card transactions, balances, and more using natural language.
Codex MCP Configuration
Add this configuration to let Codex query supported Best Buy - Citi Card account data through BankSync.
[mcp_servers.banksync]
url = "https://mcp.banksync.io"
[mcp_servers.banksync.http_headers]
X-API-Key = "bsk_your_key_here"What Codex can access from Best Buy - Citi Card
Accounts
List the Best Buy - Citi Card accounts connected through BankSync and visible to the API key scopes you grant.
Transactions
Query supported Best Buy - Citi Card transactions with provider-supplied dates, descriptions, amounts, merchants, and categories.
Balances
Get current and available balances for supported Best Buy - Citi Card accounts.
Holdings
View supported investment positions, quantities, and market values from Best Buy - Citi Card.
Trades
Access supported investment trade and activity history from Best Buy - Citi Card.
Loans
Check supported loan balances and provider-supplied liability details from Best Buy - Citi Card.
Ready to connect Codex to Best Buy - Citi Card?
Start your 14-day free trial. Connect your bank, generate an API key, and start querying data in minutes.
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Institutions in the same market that Codex can query through BankSync MCP.
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BankSync is not affiliated with, endorsed by, or an official partner of Codex or Best Buy - Citi Card. All product names and trademarks are the property of their respective owners. Bank connections are established through regulated open banking providers.