How to connect Grist to Claude Cowork

Cowork is Anthropic's AI agent for knowledge work. Think of it as Claude Code for everything else. It works autonomously with your computer, local files, and applications to accomplish complex tasks. This guide walks you through the easiest and most secure way to connect your Grist account to Cowork via Composio Connect, enabling it to add new sales data to Q2 table, create a document for project planning, delete outdated rows from inventory sheet, and more such actions on your behalf without compromising your account security.

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Grist is a relational spreadsheet platform combining spreadsheet flexibility with database power. It helps you build custom applications tailored to your unique data needs.

30 Tools

Introduction

Cowork is Anthropic's AI agent for knowledge work. Think of it as Claude Code for everything else. It works autonomously with your computer, local files, and applications to accomplish complex tasks.

This guide walks you through the easiest and most secure way to connect your Grist account to Cowork via Composio Connect, enabling it to add new sales data to Q2 table, create a document for project planning, delete outdated rows from inventory sheet, and more such actions on your behalf without compromising your account security.

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Connecting Grist to Claude Cowork

1. Open Customize

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

2. Add the Composio MCP server

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

3. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Cowork

4. Connect your Grist account

Back in Cowork, ask the agent to connect to Grist or give it any Grist-related task.

For example, ask Cowork to:

  • "Add new sales data to Q2 table"
  • "Create a document for project planning"
  • "Delete outdated rows from inventory sheet"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Cowork, and your Grist account is ready to use.

What is Claude Cowork?

Claude Cowork is Anthropic's agent for general knowledge work. It can use your computer, files, and connected applications to complete longer-running tasks across your work tools.

With Composio Connect, Cowork can securely access apps like Grist through MCP without you sharing account credentials directly with the agent.

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

The Grist MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Grist account. It provides structured and secure access to your spreadsheets and documents, so your agent can perform actions like adding records, creating tables, managing documents, and handling attachments on your behalf.

  • Automated data entry and record management: Instruct your agent to add, update, or delete records in specific Grist tables, streamlining your workflows and reducing manual input.
  • Table and document creation: Let your agent create new tables or entire documents in your workspaces, helping you quickly set up and expand your data structures as your needs grow.
  • Attachment and file management: Ask your agent to remove unwanted attachments from Grist documents, keeping your files organized and storage efficient.
  • Custom webhook integration: Have your agent register or delete webhooks for documents, enabling real-time notifications and integrations with other tools or services you rely on.
  • User and access provisioning via SCIM: Direct your agent to create or delete SCIM users as needed, making it easy to manage who has access to your Grist environment.
TOOLS

Supported Tools

Every Grist action and event your agent gets out of the box.

Add Records

Add one or more records to a Grist table.

Create Document

Creates a new Grist document in a specified workspace.

Create SCIM User

Tool to create a new SCIM user.

Create Table

Tool to create tables in a document.

Create Document Webhook

Tool to create a new webhook for a specified document.

Remove Unused Attachments

Remove unused attachments from a Grist document to free up storage space.

Delete Column

Tool to delete a column from a Grist document table.

Delete Grist Table Records

Tool to delete records from a specified Grist table.

Delete SCIM User

Delete a user from the Grist organization by their numeric user ID.

Delete Webhook

Permanently removes a webhook from a Grist document.

Download All Attachments Archive

Download all attachments from a Grist document as a single archive file (.

Download Attachment

Download a file attachment from a Grist document.

Fetch Document Metadata

Tool to fetch metadata for a specified Grist document.

Fetch Table Metadata

Tool to retrieve metadata for a specified table in a Grist document.

Get Org Access

Retrieves the list of users who have access to a Grist organization along with their access roles (owners, editors, viewers).

Get Users

Tool to retrieve a list of users via SCIM v2.

List Attachments

Tool to list all attachments in a Grist document.

List Columns

Tool to list all columns in a specified Grist table.

List Organizations

Tool to list all organizations accessible to the authenticated user.

List Records

Tool to retrieve records from a specified table within a Grist document.

List Tables

Tool to list all tables within a specified document.

List Webhooks

List all webhooks configured for a Grist document.

List Workspaces

Tool to list all workspaces and documents accessible to the authenticated user on the current site.

Run SQL Query

Tool to execute a read-only SQL SELECT query on a Grist document.

Update Column Metadata

Updates metadata (label, type, description, formula, etc.

Update Document Metadata

Tool to update metadata for a specified Grist document.

Update Records

Update existing records in a Grist table by their row IDs.

Update Table Metadata

Update metadata properties for a table in a Grist document.

Update Webhook

Update an existing webhook configuration for a Grist document.

Upload Attachment

Upload one or more file attachments to a Grist document.

FAQ

Frequently asked questions

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

Yes, you can. Claude Cowork 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 Grist tools.

Yes, absolutely. You can configure which Grist 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.

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 Grist data and credentials are handled as safely as possible.

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