How to connect Snowflake 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 Snowflake account to Cowork via Composio Connect, enabling it to run a SQL query to list today's new users, cancel a long-running data import statement, show all unresolved incidents in Snowflake, and more such actions on your behalf without compromising your account security.

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Snowflake is a cloud data warehouse built for elastic scaling, secure data sharing, and fast SQL analytics across major clouds.

14 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 Snowflake account to Cowork via Composio Connect, enabling it to run a SQL query to list today's new users, cancel a long-running data import statement, show all unresolved incidents in Snowflake, and more such actions on your behalf without compromising your account security.

Also integrate Snowflake with

Connecting Snowflake 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 Snowflake account

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

For example, ask Cowork to:

  • "Run a SQL query to list today's new users"
  • "Cancel a long-running data import statement"
  • "Show all unresolved incidents in Snowflake"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Cowork, and your Snowflake 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 Snowflake through MCP without you sharing account credentials directly with the agent.

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

The Snowflake MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Snowflake account. It provides structured and secure access to your cloud data warehouse, so your agent can run complex SQL queries, monitor system health, check scheduled maintenances, and manage incidents seamlessly—no manual intervention needed.

  • Automated SQL execution and data retrieval: Direct your agent to execute SQL statements and instantly fetch query results from your data warehouse.
  • Query management and cancellation: Have your agent monitor and cancel long-running or stuck SQL statements to keep your workflows running smoothly.
  • Maintenance and system status monitoring: Let your agent check for active, upcoming, or completed scheduled maintenances and get real-time updates on system components.
  • Incident detection and reporting: Enable your agent to retrieve unresolved incidents and receive summaries of any issues currently affecting your Snowflake environment.
  • Integration metadata access: Fetch details about catalog integrations and system status rollups so your agent can keep tabs on the overall health of your Snowflake setup.
TOOLS

Supported Tools

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

Cancel Statement Execution

Cancels the execution of a running SQL statement.

Check Statement Status

Retrieves the status and results of a previously submitted SQL statement using its statement handle.

Execute SQL

Execute SQL statements in Snowflake and retrieve results.

Fetch Catalog Integration

Retrieves detailed configuration and metadata for a specific catalog integration.

Get Active Scheduled Maintenances

Retrieves a list of any active scheduled maintenances currently in the In Progress or Verifying state.

Get All Scheduled Maintenances

Retrieves a list of the 50 most recent scheduled maintenances, including those in the Completed state.

Get Component Status

Retrieves the status of individual components, each listed with its current status.

Get Status Rollup

Retrieves the status rollup for the entire page, including indicators and human-readable descriptions of the blended component status.

Get Status Summary

Retrieves the current status summary from Snowflake's public status page (status.

Get Unresolved Incidents

Retrieves a list of any unresolved incidents from the Snowflake status page.

Get Upcoming Scheduled Maintenances

Retrieves upcoming scheduled maintenances from Snowflake's public status page.

Show Databases

Lists all databases for which you have access privileges.

Show Schemas

Lists all schemas for which you have access privileges.

Show Tables

Lists all tables for which you have access privileges.

FAQ

Frequently asked questions

With a standalone Snowflake MCP server, the agents and LLMs can only access a fixed set of Snowflake tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Snowflake 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 Snowflake tools.

Yes, absolutely. You can configure which Snowflake 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 Snowflake data and credentials are handled as safely as possible.

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