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MCP server · Productivity

OpenDAL MCP server

by Xuanwo

Let your AI list and read files from cloud storage like S3, Azure Blob, or Google Cloud.

Flow diagram: you ask your AI “List everything in my reports folder”, the OpenDAL MCP server connects it to Cloud storage, and you get back file list or contents in chat.

This is a small helper that lets your AI look inside cloud storage services. It works with many kinds of storage, including Amazon S3, Azure Blob Storage, and Google Cloud Storage. It is handy if your files live in the cloud and you want your AI to read them for you.

What is an MCP server? The 30-second version

On its own, your AI can only chat with you. An MCP server is a small helper program that gives your AI a new skill or a connection to an app or service. This one connects your AI to Apache OpenDAL, a tool that talks to many storage services at once. So once it is set up, your AI can look things up in your storage and bring answers back to you.

What this MCP server does

You ask your AI something about your files, like what is in a folder or what a file says. Your AI passes that request to this helper. The helper talks to your storage service, such as S3 or Azure Blob, using the settings you gave it. It gets the list or the file contents back and hands them to your AI. Your AI then shows you the answer right in the chat.

Flow diagram: you ask your AI “List everything in my reports folder”, the OpenDAL MCP server connects it to Cloud storage, and you get back file list or contents in chat. Click to zoom

What you can do with it

  • List files and folders in your cloud storage
  • Read the contents of a file
  • Check what is inside a folder before you open it
  • Read text files and detect when a file is not text
  • Look at files across different storage services with the same setup

Try asking your AI

  • “List everything in mys3://mybucket/reports”
  • “Read the file mys3://mybucket/notes/todo.txt and summarize it”
  • “What files are in my Azure Blob folder this week”
  • “Show me the contents of the config file in my Google Cloud bucket”

What it gives back to you

You get answers in plain chat. For a list, your AI shows the file and folder names it found. For a read, it shows the file contents or a summary of them. If a file is not text, it tells you that instead of showing garbled characters.

Before you start

What you need

  • Python and the uv tool installed on your computer
  • The Claude desktop app (or another app that supports MCP servers)
  • Access details for your storage service, like a bucket name and keys

Good to know

This helper can read your cloud storage files, so only connect storage you are comfortable letting your AI see.

Install it with your AI

Add OpenDAL MCP server to your AI, no technical skills needed

You don't install anything by hand. You copy one prompt, paste it into an AI that can work on your computer, and it checks, installs and connects the server for you, asking you when it needs something.

Sign in to get the install prompt

Members get a ready-made prompt that lets the Claude desktop app check OpenDAL MCP server, install it and connect it for them, step by step. You don't need any technical skills: you copy, paste and answer a few questions. Your connected AI can also find and install any of the 4,066 MCP servers here for you.

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Who it's for

Anyone whose files live in cloud storage and wants their AI to read them without downloading anything by hand.