Model Context Protocol

The Tight Model Context Protocol (MCP) server provides a set of tools that AI agents can use to interact with the Tight API. You can use the MCP tools as a developer embedding Tight into your product, as a business owner looking for financial insights, or as your platform seeking to perform comparative analytics across all businesses on your platform.

Connect to Tight’s MCP Server

Claude Code
ChatGPT
Cursor
VS Code
Custom Connectors

Execute the following command to register the Tight MCP server. To learn more, see the Claude Code documentation.

claude mcp add-json tight '{"type":"http","url":"https://mcp.sandbox.tight.com/","headers":{"Authorization":"Bearer ${tight_access_token}"}}'

For ChatGPT Pro, Plus, Business, Enterprise, or Education users, follow the OpenAI documentation for custom connectors using the following parameters:

Server URL: https://mcp.tight.com
Connection mechanism: Mixed Authentication

Add the following to you ~/.cursor/mcp.json. To learn more, see the Cursor documentation.

{
  "mcpServers": {
    "tight": {
      "url": "https://mcp.tight.com",
      "headers": {
        "Authorization": "Bearer ${env:tight_access_token}"
      }
    }
  }
}

Add the following to your .vscode/mcp.json. To learn more, see the VS Code documentation.

{
  "servers": {
    "tight": {
      "type": "http",
      "url": "https://mcp.tight.com",
      "headers": {
        "Authorization": "Bearer ${input:tight_access_token}"
      }
    }
  }
}

Use the remote server URL https://mcp.tight.com with an accessToken obtained via the Tight Authentication Endpoint.

{
  "mcpServers": {
    "tight": {
      "command": "npx",
      "args": [
        "mcp-remote",
        "https://mcp.sandbox.tight.com",
        "--header",
        "Authorization:${AUTH_HEADER}"
      ],
      "env": {
        "AUTH_HEADER": "Bearer ${tight_access_token}"
      }
    }
  }
}

For products connecting their existing AI chat interfaces to Tight’s MCP server, use the Custom Connectors.

Tools

Once connected, you can now interact with the Tight API using your AI tool of choice. The Tight MCP server exposes a variety of MCP tools grouped by domain area. Review the specific tools for each below:

Tight AI Philosophy

Self-learning Categorization

MCP Tools

Agentic Accountants

Model Context Protocol

Connect to Tight’s MCP Server

Tools

Tight AI Philosophy

Self-learning Categorization

MCP Tools

Agentic Accountants

​Connect to Tight’s MCP Server

​Tools

Connect to Tight’s MCP Server

Tools