Brex
Expenses, cards, spend data
About Brex
Brex is a spend management platform covering corporate cards, expenses, travel, and bill pay. Its remote MCP server gives assistants governed access to company spend data so expenses can be monitored, policies checked, and finance questions answered with live account context.
Connection details
https://api.brex.com/mcp- Transport
- Streamable HTTP
- Authentication
- OAuth
Setup
claude mcp add brex --transport http https://api.brex.com/mcpFrequently asked questions
What is the Brex remote MCP server?
The Brex remote MCP server is a hosted Model Context Protocol endpoint at https://api.brex.com/mcp, so AI assistants can connect to it without installing or running anything locally. Brex is a spend management platform covering corporate cards, expenses, travel, and bill pay. Its remote MCP server gives assistants governed access to company spend data so expenses can be monitored, policies checked, and finance questions answered with live account context.
How do I connect to the Brex MCP server?
Add the endpoint https://api.brex.com/mcp to any MCP-compatible client such as Claude Code, Codex, Cursor, or VS Code. The setup snippets on this page configure each client in one step.
Does the Brex MCP server require authentication?
Yes. Brex uses OAuth: the first time you connect, your MCP client opens a browser window to sign in and authorize access, then reuses the credentials for future sessions.
Which transport does the Brex MCP server use?
Brex exposes a Streamable HTTP endpoint, the current standard transport for the Model Context Protocol, supported by all major MCP clients.
