Financial

Brex MCP Server

Connect your account, then chat with AI to run tools.

Brex provides a financial platform integrated with APIs to manage company expenses, accounting, and business banking. Use it to streamline financial operations and optimize resource allocation.

Managed
6 tools
Agent guide included

Opens MCPBundles Studio with this server selected. After sign-in, chat and run tools from the same thread.

Browse all tools

AI Skill
SKILL.md

Domain knowledge for Brex — workflow patterns, data models, and gotchas for your AI agent.

Brex

Brex provides a financial platform for expenses, budgets, accounting, and business banking.

Data Model

  • Budgets and Departments define org structure. Expenses and Transactions are financial records.
  • Users are account users. Vendors are payees.

Tools in this Server (6)

Brex List Budgets

List all budget allocations created in your Brex account for streamlined financial oversight. Perfect for tracking budget utilization and compliance a...

Brex List Departments

Fetch a catalog of company departments integrated into your Brex account. Useful for viewing department-specific financials or coordinating budget pla...

Brex List Expenses

Get a complete report of card-related expenses recorded in Brex. Use it to analyze spending patterns or control budgetary limits. Returns each expense...

Brex List Transactions

Retrieve a detailed list of all primary card transactions made through the Brex platform. Use this endpoint to monitor transaction activities or manag...

Brex List Users

Access a list of all users associated with your company on the Brex platform. Ideal for managing user accounts or tracking permissions across your org...

Brex List Vendors

Compile a list of all vendors entered in your Brex system. This is essential for vendor payment processing or auditing vendor-related expenses. The re...

Frequently Asked Questions

What is the Brex MCP server?

Brex provides a financial platform integrated with APIs to manage company expenses, accounting, and business banking. Use it to streamline financial operations and optimize resource allocation. It provides 6 tools that AI agents can use through the Model Context Protocol (MCP).

How do I connect Brex to my AI agent?

Add the MCPBundles server URL to your MCP client configuration (Claude Desktop, Cursor, VS Code, etc.). The URL format is: https://mcp.mcpbundles.com/bundle/brex. Authentication is handled automatically.

How many tools does Brex provide?

Brex provides 6 tools that can be called by AI agents, along with a SKILL.md that gives your AI agent domain knowledge about when and how to use them.

What authentication does Brex require?

Brex uses API Key. Brex requires credentials. Connect via MCPBundles and authentication is handled automatically.

Setup Instructions

Connect Brex to any MCP client in minutes

MCP URL
https://mcp.mcpbundles.com/bundle/brex

One-click install:

The link prefills the Add custom connector dialog — you still review the values and click Add, then Connect to complete OAuth.

Or add manually

  1. Open claude.ai → Settings → Connectors.
  2. Click the + button and choose Add custom connector.
  3. Set Name to Brex and paste the MCP URL into Remote MCP server URL.
  4. Click Add. Brex will appear under Not connected — select it and click Connect to complete OAuth.
Name: Brex
Remote MCP server URL: https://mcp.mcpbundles.com/bundle/brex
Authentication: OAuth

Custom connectors at claude.ai require a paid Claude plan (Pro, Max, Team, or Enterprise).

Ready to use Brex?

Sign in to connect your credentials and start running tools from the chat.

Brex MCP Server & Skill — 6 Tools