How to connect Bitwarden to Claude Cowork

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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 Bitwarden account to Cowork via Composio Connect, enabling it to retrieve login details for Salesforce account, list all shared vault items this week, generate a new secure password for Dropbox, and more such actions on your behalf without compromising your account security.

Also integrate Bitwarden with

Connecting Bitwarden 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 Bitwarden account

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

For example, ask Cowork to:

  • "Retrieve login details for Salesforce account"
  • "List all shared vault items this week"
  • "Generate a new secure password for Dropbox"

It will prompt you to authenticate and authorize access.

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

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

The Bitwarden MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Bitwarden account. It provides structured and secure access to your encrypted vault, so your agent can perform actions like retrieving credentials, managing vault items, updating passwords, generating new secure passwords, and organizing your vault for you.

  • Secure credential retrieval: Instantly fetch login details, secure notes, or card information from your Bitwarden vault whenever your agent needs to access or autofill credentials.
  • Password management and updates: Direct your agent to update existing passwords, change login details, or rotate credentials for improved security.
  • Vault item creation and organization: Have your agent create new items—like logins, notes, or identities—and organize them into folders or collections for easy access and sharing.
  • Password generation and security checks: Use the agent to generate strong, unique passwords and even check for reused or weak credentials across your vault.
  • Automated sharing and access management: Let your agent securely share selected credentials with trusted users or teams, while maintaining detailed access controls.

Supported Tools & Triggers

Tools
No tools available

How to build Bitwarden MCP Agent with another framework

FAQ

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

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

Can I use Tool Router MCP with Claude Cowork?

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 Bitwarden tools.

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

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

Used by agents from

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Context
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