# MCP Servers | Avalara Developer

Source: https://developer.avalara.com/mcp-servers/home/

# MCP servers

## Avalara MCP servers

To connect to Avalara MCP servers, you need to have:

-   Avalara subscription: You must have an active Avalara account
-   An AI client: Programmatic clients built using FastMCP or any other equivalent MCP client libraries that support OAuth 2.1 authorization
-   A modern web browser: Required for the OAuth 2.1 authorization flow.

Avalara E-Invoicing and Live Reporting

Avalara Tax Content

![AvaTax](/_next/static/images/sales-tax-082938af9c46d8b561aefbd2e8d4e644.svg)

AvaTax

New

![Classification](/_next/static/images/cross-border-0c68bfca775d2d6f12a268ad9f0e79db.svg)

Classification

Communications

![Cross-Border](/_next/static/images/cross-border-0c68bfca775d2d6f12a268ad9f0e79db.svg)

Cross-Border

Dev Documentation

Exemption Certificate Management

![Returns](/_next/static/images/returns-f80465a643e8e8fc62a626ed447d21e8.svg)

Returns

Tax Registrations and Business Licenses