Avalara Tax Content MCP MCP server

The Avalara Tax Content MCP server enables AI agents to manage and retrieve Transaction Tax Export (TTE) configurations, jobs, and communications. It supports operations for lodging and auto rental user-defined fields, allowing agents to list, create, and update communication records, as well as download job run data files for tax compliance reporting.

Endpoint and access

OAuth sign-in: the first time you connect, your client opens the vendor's own authorization prompt in a browser.

OAuth sign-inEndpoint checked 2026-10-05Operated by Avalara

MCP endpoint (Streamable HTTP)

https://mcp.avalara.com/atc

Vendor documentation

What you can do with it

Retrieve TTE configurations for a specific company
List and filter job runs for lodging or auto rental
Create or update communication notification records
Download data files from completed tax jobs

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers a Streamable HTTP server. Use --scope project to write .mcp.json for the repo.

Claude Code configuration

claude mcp add --transport http avalara-tax-content-mcp https://mcp.avalara.com/atc

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).

Codex configuration

codex mcp add avalara-tax-content-mcp --url https://mcp.avalara.com/atc

Cursor

Merge this server into .cursor/mcp.json in your project, then enable avalara-tax-content-mcp in your MCP settings.

Cursor configuration

{
  "mcpServers": {
    "avalara-tax-content-mcp": {
      "url": "https://mcp.avalara.com/atc"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure). The type must be streamableHttp for a remote HTTP server.

Cline configuration

{
  "mcpServers": {
    "avalara-tax-content-mcp": {
      "type": "streamableHttp",
      "url": "https://mcp.avalara.com/atc",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start avalara-tax-content-mcp and inspect its tools.

VS Code configuration

{
  "servers": {
    "avalara-tax-content-mcp": {
      "type": "http",
      "url": "https://mcp.avalara.com/atc"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.

Gemini CLI configuration

gemini mcp add --transport http avalara-tax-content-mcp https://mcp.avalara.com/atc

Claude Desktop

Merge this into claude_desktop_config.json (macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\), then restart Claude Desktop.

Claude Desktop configuration

{
  "mcpServers": {
    "avalara-tax-content-mcp": {
      "url": "https://mcp.avalara.com/atc"
    }
  }
}

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.

Windsurf configuration

{
  "mcpServers": {
    "avalara-tax-content-mcp": {
      "serverUrl": "https://mcp.avalara.com/atc"
    }
  }
}

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