Codex is one of the most popular coding harnesses out there. And MCP makes the experience even better. With Google Docs MCP integration, you can draft, triage, summarise emails, and much more, all without leaving the terminal or the app, whichever you prefer.
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How to integrate Google Docs MCP with Codex
Connect Codex to Google Docs MCP. Create a new meeting notes document, copy last week's project summary template, and more using natural language, with authentication handled for you.
Google Docs is a cloud-based word processor that enables document creation and real-time collaboration. Its seamless sharing and version history make team editing and content management a breeze.
Introduction
Also integrate Google Docs with
Why use Composio?
Apart from a managed and hosted MCP server, you will get:
- CodeAct: A dedicated workbench that allows GPT to write its code to handle complex tool chaining. Reduces to-and-fro with LLMs for frequent tool calling.
- Large tool responses: Handle them to minimise context rot.
- Dynamic just-in-time access to 20,000 tools across 1500+ other Apps for cross-app workflows. It loads the tools you need, so GPTs aren't overwhelmed by tools you don't need.
How to install Google Docs MCP in Codex
Run the setup command
Run this command in your terminal to add the Composio MCP server to Codex.
It will initiate the authentication in a browser window, authorize Codex to access your Composio account.

(Optional) Authenticate with OAuth
To authenticate manually, run the login command to open a browser window and authorize Codex to access your Composio account.
codex mcp login composioVerify the connection
Run codex mcp list to confirm Composio appears as a registered MCP server.
codex mcp listCodex App
Codex App follows the same approach as VS Code.
- Click ⚙️ on the bottom left → MCP Servers → + Add servers → Streamable HTTP:
- Fill the header and Key fields with
{ "x-consumer-api-key" = "ck_*******" }. - The Key is the Composio API key, that you can find on dashboard.composio.dev
- Click on Authenticate and authorize Codex to your Composio account and you're all set.
- Restart and verify if it's there in
.codex/config.toml
[mcp_servers.composio]
url = "https://connect.composio.dev/mcp"
http_headers = { "x-consumer-api-key" = "ck_*******" }What is the Google Docs MCP server, and what's possible with it?
The Google Docs MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Google Docs account. It provides structured and secure access to your documents and their content, so your agent can create, read, edit, format, and export documents on your behalf.
- Document creation and copying: Have your agent create documents from Markdown, add initial content, or make copies of existing documents.
- Content reading and editing: Let the agent retrieve plain text, insert new text, replace matching text, update sections with Markdown, or delete selected content.
- Document structure and formatting: Direct your agent to add headers, footers, footnotes, page breaks, bullets, named ranges, tabs, and page styling.
- Tables and images: Instruct your agent to create and populate tables, edit their rows and columns, add text or images to cells, and insert or replace inline images.
- PDF exports: Have your agent export a Google Doc as a PDF when you need a shareable final copy.
Conclusion
You've successfully integrated Google Docs with Codex using Composio's MCP server. Now you can interact with Google Docs directly from your terminal, VS Code, or the Codex App using natural language commands.
Key benefits of this setup:
- Seamless integration across CLI, VS Code, and standalone app
- Natural language commands for Google Docs operations
- Managed authentication through Composio
- Access to 20,000+ tools across 1500+ apps for cross-app workflows
- CodeAct workbench for complex tool chaining
Next steps:
- Try asking Codex to perform various Google Docs operations
- Explore cross-app workflows by connecting more toolkits
- Build automation scripts that leverage Codex's AI capabilities
Supported Tools and Triggers
Every Google Docs action and event your agent gets out of the box.
How to build Google Docs MCP Agent with another framework
Claude Code
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Cursor
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ChatGPT
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Claude Cowork
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Antigravity
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OpenAI Agents SDK
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Claude Agent SDK
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Grok Bot
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Muse
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Kimi Code
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Grok Build
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VS Code
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OpenCode
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OpenClaw
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Hermes
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Atomic Agent
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CLI
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Google ADK
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LangChain
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Vercel AI SDK
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Mastra AI
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LlamaIndex
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CrewAI
Use Google Docs MCP with CrewAI
Pydantic AI
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AutoGen
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Explore Other Toolkits
Google Drive
Google Drive is a cloud storage platform for uploading, sharing, and collaborating on files. It's perfect for keeping your documents accessible and organized across devices.
Google Super
Google Super is an all-in-one suite combining Gmail, Drive, Calendar, Sheets, Analytics, and more. It gives you a unified platform to manage your digital life, boosting productivity and organization.
ActiveMerge
ActiveMerge is a document automation platform for generating documents, images, merged files, and e-signature workflows. It helps teams turn templates and stored files into finished, shareable documents faster.
Affinda
Affinda is an AI-powered document processing platform that automates data extraction from resumes, invoices, and more. It streamlines document-heavy workflows by turning files into structured, actionable data.
Frequently asked questions
Start with Google Docs.It takes 30 seconds.
Managed auth, hosted MCP servers, and every Google Docs tool your agent needs.Free to start.
## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.Start building
