Codex is one of the most popular coding harnesses out there. And MCP makes the experience even better. With Cloudconvert 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 Cloudconvert MCP with Codex
Connect Codex to Cloudconvert MCP. Convert a pdf to word document format, export a converted file directly to s3, and more using natural language, with authentication handled for you.
CloudConvert is a powerful file conversion service supporting over 200 file formats. It streamlines converting, compressing, and managing documents, media, and more, all in one place.
Introduction
Also integrate Cloudconvert 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 1000+ 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 Cloudconvert 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 Cloudconvert MCP server, and what's possible with it?
The Cloudconvert MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your CloudConvert account. It provides structured and secure access to your file conversion workflows, so your agent can perform actions like converting files, exporting results to cloud storage, managing webhooks, and exploring supported formats on your behalf.
- Seamless file conversion: Ask your agent to convert documents, images, audio, video, spreadsheets, or presentations between hundreds of supported formats automatically.
- Automated export to cloud storage: Direct your agent to export converted files directly into your Google Cloud Storage or Amazon S3 buckets, streamlining storage and distribution.
- Format discovery and optimization: Have the agent list all supported conversion formats, engines, and options, so you can choose the best settings for your needs.
- Webhook management: Let your agent create, list, or delete webhooks to receive real-time notifications about conversion events and automate downstream processes.
- Task tracking and user info: Retrieve detailed task histories, filter by status or date, and confirm the authenticated user’s account details for secure operations.
Conclusion
You've successfully integrated Cloudconvert with Codex using Composio's MCP server. Now you can interact with Cloudconvert 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 Cloudconvert operations
- Managed authentication through Composio
- Access to 20,000+ tools across 1000+ apps for cross-app workflows
- CodeAct workbench for complex tool chaining
Next steps:
- Try asking Codex to perform various Cloudconvert operations
- Explore cross-app workflows by connecting more toolkits
- Build automation scripts that leverage Codex's AI capabilities
Supported Tools
Every Cloudconvert action and event your agent gets out of the box.
How to build Cloudconvert MCP Agent with another framework
OpenAI Agents SDK
Use Cloudconvert MCP with OpenAI Agents SDK
Claude Agent SDK
Use Cloudconvert MCP with Claude Agent SDK
Claude Code
Use Cloudconvert MCP with Claude Code
Claude Cowork
Use Cloudconvert MCP with Claude Cowork

OpenClaw
Use Cloudconvert MCP with OpenClaw

Hermes
Use Cloudconvert MCP with Hermes
Google ADK
Use Cloudconvert MCP with Google ADK
LangChain
Use Cloudconvert MCP with LangChain
Vercel AI SDK
Use Cloudconvert MCP with Vercel AI SDK
Mastra AI
Use Cloudconvert MCP with Mastra AI
LlamaIndex
Use Cloudconvert MCP with LlamaIndex
CrewAI
Use Cloudconvert MCP with CrewAI
Pydantic AI
Use Cloudconvert MCP with Pydantic AI
AutoGen
Use Cloudconvert MCP with AutoGen
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Frequently asked questions
Start with Cloudconvert.It takes 30 seconds.
Managed auth, hosted MCP servers, and every Cloudconvert 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
