How to integrate Excel MCP with OpenClaw

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Introduction

OpenClaw is the fastest growing agent harness out there, which can work 24/7 to automate almost any kind of tasks. However, its capabilities are limited to the tools it has access to. Composio allows your OpenClaw to access Excel with authentication management handled for you. You can execute actions on Excel via your favorite OpenClaw interface (Telegram, WhatsApp, TUI, etc), whichever you prefer.

Why use Composio?

Apart from a managed and hosted MCP server, you will get:

  • Programmatic tool calling allows LLMs to write its code in a remote workbench to handle complex tool chaining. Reduces to-and-fro with LLMs for frequent tool calling.
  • Handling Large tool responses out of LLM context to minimize context rot.
  • Dynamic just-in-time access to 20,000 tools across 850+ other Apps for cross-app workflows. It loads the tools you need, so LLMs aren't overwhelmed by tools you don't need.

How to install Excel with OpenClaw

Using Composio API Key and Setup Prompt

Copy the setup prompt from the OpenClaw dashboard
  • Run it in your OpenClaw chat interface.
  • Authenticate Excel from the dashboard
  • Go back to your OpenClaw interface and start asking questions.

Using OpenClaw/Composio Plugin

1. Install OpenClaw Composio plugin

bash
openclaw plugins install @composio/openclaw-plugin

2. Copy the API Key from dashboard.composio.dev

3. Setup OpenClaw Config

openclaw config set plugins.entries.composio.config.consumerKey "ck_your_key_here"

4. Restart OpenClaw

openclaw gateway restart

5. Go to your chat interface and start asking questions.

6. When prompted, authenticate the app and you're all set.

How It Works

The plugin connects to Composio's MCP server at https://connect.composio.dev/mcp and registers all available tools directly into the OpenClaw agent. Tools are called by name — no extra search or execute steps needed.

If a tool returns an auth error, the agent will prompt you to connect that toolkit at dashboard.composio.dev.

Configuration

{
  "plugins": {
    "entries": {
      "composio": {
        "enabled": true,
        "config": {
          "consumerKey": "ck_your_key_here"
        }
      }
    }
  }
}
OptionDescriptionDefault
enabledEnable or disable the plugintrue
consumerKeyYour Composio consumer key (ck_...)
mcpUrlMCP server URL (advanced)https://connect.composio.dev/mcp

What is the Excel MCP server, and what's possible with it?

The Excel MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Excel account. It provides structured and secure access to your spreadsheets, so your agent can perform actions like adding data, creating tables, managing worksheets, generating charts, and sharing workbooks on your behalf.

  • Automated data entry and updates: Let your agent add rows, columns, or clear specific ranges in any worksheet—keeping your data fresh, organized, and accurate.
  • Effortless table and worksheet management: Direct your agent to create tables, add new worksheets, or organize data structures for seamless tracking and reporting.
  • Dynamic chart generation: Have your agent visualize your data instantly by adding charts to any worksheet for quick insights and analysis.
  • Advanced filtering and sorting: Ask your agent to apply filters or custom sorts to tables, making it easy to focus on what matters most in your datasets.
  • Secure sharing and permission control: Empower your agent to grant access or update permissions on workbooks, ensuring your team can collaborate safely and efficiently.

Supported Tools & Triggers

Tools
Add ChartAdd a chart to a worksheet using microsoft graph api.
Add SharePoint WorksheetAdd a new worksheet to a sharepoint excel workbook using microsoft graph sites api.
Add TableCreate a table in a workbook using microsoft graph api.
Add Table ColumnAdd a column to a table using microsoft graph api.
Add Table RowAdd a row to a table using microsoft graph api.
Add Workbook PermissionTool to grant access to a workbook via invite.
Add WorksheetAdd a new worksheet to an excel workbook using microsoft graph api.
Apply Table FilterApply a filter to a table column using microsoft graph api.
Apply Table SortApply a sort to a table using microsoft graph api.
Clear RangeTool to clear values, formats, or contents in a specified worksheet range.
Clear Table FilterClear a filter from a table column using microsoft graph api.
Close Excel SessionTool to close an existing excel workbook session.
Convert Table To RangeConvert a table to a range using microsoft graph api.
Create WorkbookTool to create a new workbook file at a specified drive path.
Delete Table ColumnDelete a column from a table using microsoft graph api.
Delete Table RowDelete a row from a table using microsoft graph api.
Delete WorksheetTool to delete a worksheet from the workbook.
Get Chart AxisTool to retrieve a specific axis from a chart.
Get Chart Data LabelsTool to retrieve the data labels object of a chart.
Get Chart LegendTool to retrieve the legend object of a chart.
Get RangeGet a range from a worksheet using microsoft graph api.
Create Excel SessionCreate a session for an excel workbook using microsoft graph api.
Get SharePoint RangeGet a range from a worksheet in sharepoint using microsoft graph sites api.
Get SharePoint WorksheetGet a worksheet by name or id from a sharepoint excel workbook using microsoft graph sites api.
Get Table ColumnTool to retrieve a specific column from a workbook table.
Get workbookTool to retrieve the properties and relationships of a workbook.
Get WorksheetGet a worksheet by name or id from an excel workbook using microsoft graph api.
Insert RangeTool to insert a new cell range into a worksheet, shifting existing cells down or right.
List ChartsList charts in a worksheet using microsoft graph api.
List Chart SeriesTool to list all data series in a chart.
List CommentsTool to list comments in an excel workbook.
List Drive FilesList files and folders in a drive root or specified path.
List Named ItemsList named items in a workbook using microsoft graph api.
List SharePoint TablesList tables in a sharepoint worksheet using microsoft graph sites api.
List SharePoint WorksheetsList worksheets in an excel workbook stored in sharepoint using microsoft graph sites api.
List Table ColumnsList columns in a table using microsoft graph api.
List Table RowsList rows in a table using microsoft graph api.
List TablesList tables in a worksheet using microsoft graph api.
List Workbook PermissionsTool to list permissions set on the workbook file.
List WorksheetsList worksheets in an excel workbook using microsoft graph api.
Merge CellsMerge cells in a worksheet range using microsoft graph api.
Protect WorksheetTool to protect a worksheet using optional protection options.
Sort RangeSort a range in a worksheet using microsoft graph api.
Update ChartUpdate a chart in a worksheet using microsoft graph api.
Update Chart LegendTool to update formatting or position of a chart legend.
Update RangeUpdate a range in a worksheet using microsoft graph api.
Update SharePoint RangeUpdate a range in a sharepoint worksheet using microsoft graph sites api.
Update TableUpdate a table in a workbook using microsoft graph api.
Update WorksheetUpdate worksheet properties (name, position) in an excel workbook using microsoft graph api.

Conclusion

You've successfully integrated Excel with OpenClaw using Composio plugin. Now interact with Excel directly from your terminal, Web UI, or any messenger app using natural language commands.

Key benefits of this setup:

  • Seamless integration across TUI, Web UIs, and Messenger apps like Telegram, WhatsApp, Slack, etc.
  • Natural language commands for Excel operations
  • Managed authentication through Composio
  • Access to 20,000+ tools across 850+ apps for cross-app workflows
  • Programmatic tool calling for complex tool chaining

Next steps:

  • Try asking OpenClaw to perform various Excel operations
  • Explore cross-app workflows by connecting more toolkits like Calendar, Slack, Notion, etc.
  • Build complex automation scripts that leverage OpenClaw's 24/7 running capabilities

How to build Excel MCP Agent with another framework

FAQ

What are the differences in Tool Router MCP and Excel MCP?

With a standalone Excel MCP server, the agents and LLMs can only access a fixed set of Excel tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Excel and many other apps based on the task at hand, all through a single MCP endpoint.

Can I use Tool Router MCP with OpenClaw?

Yes, you can. OpenClaw fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Excel tools.

Can I manage the permissions and scopes for Excel while using Tool Router?

Yes, absolutely. You can configure which Excel scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

How safe is my data with Composio Tool Router?

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Excel data and credentials are handled as safely as possible.

Used by agents from

Context
Letta
glean
HubSpot
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Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai

Never worry about agent reliability

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