How to integrate Composio MCP with ChatGPT Work

Connect ChatGPT Work to Composio MCP. Generate a step-by-step workflow plan, check active connections for all toolkits, and more using natural language, with authentication handled for you.

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How to integrate Composio MCP with ChatGPT Work

ChatGPT Work is an agent inside ChatGPT built for your most ambitious work. It takes action across your apps and files, stays with a project for hours, and turns a goal into finished materials like sheets, slides, and docs - not just answers.

In this guide, I will explain the easiest and most secure way to connect your Composio account to ChatGPT Work via Composio Connect, so it can generate a step-by-step workflow plan, check active connections for all toolkits, download public s3 file to local path through natural language commands without ever putting your account credentials at risk.

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Why use Composio over default connectors?

  • Apps with read and write access. Default connectors mostly can read your data. Composio's Composio integration lets ChatGPT Work take actions like creating drafts, sending updates, labeling records, and more.
  • 1,000+ SaaS toolkits out of the box. Composio gives you instant access to a vast catalog of pre-built connectors, from Gmail and Slack to Notion, Linear, and Salesforce.
  • One MCP server for every app. Connect any of your applications on demand through a single endpoint, rather than juggling a separate server for each app.
  • Smart, context-aware tool loading. Unlike traditional MCP servers that dump every available tool into the LLM context window, Composio searches for and loads only the tools relevant to the task at hand.
  • Cross-app automation. Chain actions across multiple apps in a single run - fetch a thread, summarize it in Notion, and post highlights to Slack without leaving the conversation.

Prerequisites

  • A ChatGPT account with access to ChatGPT Work (rolling out across Pro, Enterprise, Edu, Plus, and Business plans). We will use the ChatGPT desktop app, which is available on every plan.
  • Access to the Composio workspace you want to connect.
  • Composio MCP.

Note: Composio connects through OAuth. You will be asked to sign in and approve specific permissions. Review the permission screen carefully if you are using a work account.

Step-by-step: Connect Composio to ChatGPT Work

1. Open the MCP settings

In ChatGPT Work, go to Settings and open the Plugins section. Inside the Plugins page, click the MCP tab.

ChatGPT Work settings showing the Plugins page with the MCP tab selected

2. Add the server

Click Add server. In the Name field enter Composio, for Type select Streamable HTTP, and in the URL field paste the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
ChatGPT Work Add server dialog with the name Composio, type Streamable HTTP, and the Composio MCP URL

Then click Save. The Composio server now appears in your MCP plugins list.

ChatGPT Work Plugins page showing the Composio MCP server added to the list

3. Authenticate

Click Authenticate, log in via Composio, and click Allow access to authorize ChatGPT Work to use your Composio account.

Composio login and Allow access screen for ChatGPT Work MCP setup

4. Start using Composio

That is it - Composio tools are now available in ChatGPT Work. Ask it to work with your Composio account and it will run the actions you authorize.

What you can do after connecting Composio

  • Generate a step-by-step workflow plan
  • Check active connections for all toolkits
  • Download public S3 file to local path
  • Show tool dependencies for workflow setup

Security + privacy notes (important)

  • Use least-privilege access: Only grant permissions you actually need.
  • Review OAuth permissions before approving: Make sure requested scopes match what you expect Composio and ChatGPT Work to do.
  • Keep write actions human-reviewed: For actions like sending messages, creating labels, or editing drafts, keep manual confirmation enabled.
  • Be careful with sensitive data: Avoid using this setup with highly sensitive information unless allowed by your personal, company, or client policies.
TOOLS

Supported Tools

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

Check multiple active connections

Check active connection status for multiple toolkits or specific connected account ids.

Create Plan

This is a workflow builder that ensures the LLM produces a complete, step-by-step plan for any use case.

Download S3 File

Download a file from a public s3 (or r2) url to a local path.

Enable trigger

Enable a specific trigger for the authenticated user.

Execute Composio Tool

Execute a tool using the composio api.

Get Tool Dependency Graph

Get the dependency graph for a given tool, showing related parent tools that might be useful.

Get required parameters for connection

Gets the required parameters for connecting to a toolkit via initiate connection.

Get response schema

Retrieves the response schema for a specified composio tool.

Initiate connection

Initiate a connection to a toolkit with comprehensive authentication support.

List toolkits

List all the available toolkits on composio with filtering options.

List triggers

List available triggers and their configuration schemas.

Manage connections

Create or manage connections to user's apps.

Multi Execute Composio Tools

Fast and parallel tool executor for tools discovered through COMPOSIO_SEARCH_TOOLS.

Run bash commands

Execute bash commands in a REMOTE sandbox for file operations, data processing, and system tasks.

Execute Code remotely in work bench

Process **REMOTE FILES** or script BULK TOOL EXECUTIONS using Python code IN A REMOTE SANDBOX.

Search Composio Tools

Tool Server Info: Composio connects 500+ apps—Slack, GitHub, Notion, Google Workspace (Gmail, Sheets, Drive, Calendar), Microsoft (Outlook, Teams), X/Twitter, Figma, Web Search / Deep research, Browser tool (scrape URLs, browser automation), Meta apps (Instagram, Meta Ads), TikTok, AI tools like Nano Banana & Veo3, and more—for seamless cross-app automation.

Wait for connection

Wait for connections to be established for given toolkits.

Check active connection (deprecated)

Deprecated: use check active connections instead for bulk operations.

Create / Update Recipe from Workflow

Convert executed workflow into a reusable notebook.

Execute Recipe

Executes a Recipe

Create / Update Recipe from Workflow

Convert the executed workflow into a recipe using Python Pydantic code.

Get Recipe Details by Slug

Get the details of an existing recipe by its slug.

Get Existing Recipe Details

Get the details of the existing recipe for a given recipe id.

Wait for connection

Wait for user auth to finish.

Get Tool Schemas

Retrieve input schemas for tools by slug.

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FAQ

Frequently asked questions

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

Yes, you can. ChatGPT Work 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 Composio tools.

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

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