Skip to main content
Sign in with Brex to read cash balances, card expenses, cards, and budgets on your own company’s Brex account. Read-only: payments and transfers are not offered. You ask in Chat. The model picks the tool. Tool names show in Recent tool actions. You do not type them.

​
MCP calls

​
read
Identifies the Brex user that owns the connected token.
​
read
Lists cash (and card, when allowed) accounts with current and available balances.
​
read
Lists card charges (merchant, amount, category, status, memo), optionally by date range or user.
​
read
Lists cards with owner, status, last four digits, and spend limit. Does not return full card numbers.
​
read
Lists budgets with name, period, limit, and status (admin accounts only).
​
read
Returns your own monthly limit, remaining spend, and per-card limits.