AI Atlas

Cloud Storage · Developer Tools

MCP S3

dayongd1/mcp-s3

S3 file operations for AI workflows - Upload, download, and manage files in Amazon S3 through Model Context Protocol (MCP).

View on GitHub

Install

uvx mcp-s3 --root ~/uploads

Client configuration

{
  "mcpServers": {
    "s3": {
      "command": "uvx",
      "args": [
        "mcp-s3",
        "--root",
        "~/uploads"
      ],
      "env": {
        "AWS_ACCESS_KEY_ID": "<AWS_ACCESS_KEY_ID>",
        "AWS_SECRET_ACCESS_KEY": "<AWS_SECRET_ACCESS_KEY>",
        "S3_BUCKET_NAME": "<S3_BUCKET_NAME>"
      }
    }
  }
}

Environment variables

AWS_ACCESS_KEY_IDAWS_SECRET_ACCESS_KEYS3_BUCKET_NAMEAWS_DEFAULT_REGION
Author
@dayongd1
Category
Cloud Storage, Developer Tools
Updated
Oct 6, 2026

Features

  • Preserves original filenames (config.json → config.json)

  • Prevents accidental overwrites (fails if file exists)

  • Force overwrite option for intentional replacements

  • Progress tracking for large files

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

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