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TL;DR

AWS S3 is a File Systems MCP server that lets Claude Code, Cursor, Windsurf and any MCP-compatible AI agent s3 bucket browsing and file management. Install in 1 minute with mcpizy install s3.

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AWS S3

File Systems

Last updated May 30, 2026 · By MCPizy team

S3 bucket browsing and file management

Install AWS S3

Via MCPizy CLI (recommended):
mcpizy install s3
Or run directly:
npx -y mcp-server-s3

Works with

Claude Code
Claude Desktop
Cursor
Windsurf
VS Code + Copilot
Any MCP Client

Alternatives to AWS S3

If AWS S3 doesn't fit your stack, these File Systems MCP servers solve similar problems.

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Dropbox

File sync and sharing via API

Key Takeaways

  • AWS S3 exposes an MCP interface for file systems workflows in Claude Code, Cursor and Windsurf.
  • No authentication required — works out of the box once installed.
  • Install in 1 command: mcpizy install s3 — config written to your client automatically.
  • Free and open source — verified compatible with every MCP client (Claude Code, Claude Desktop, Cursor, Windsurf, VS Code + Copilot).
  • Best use case: automate file systems workflows from your AI agent without leaving the editor.

Frequently asked questions

What is the AWS S3 MCP server?

The AWS S3 MCP server is an File Systems Model Context Protocol server that lets Claude Code, Cursor, Windsurf, VS Code with Copilot, and other MCP-compatible AI agents s3 bucket browsing and file management. It exposes AWS S3's capabilities as tools the AI can call directly from your editor or CLI.

How do I install AWS S3 MCP with Claude Code?

The fastest way is the MCPizy CLI: run `mcpizy install s3` and MCPizy will add the server to your `.claude.json` automatically. You can also install it manually by adding an entry under `mcpServers` in `.claude.json` with the command `npx -y mcp-server-s3` and restarting Claude Code.

Is AWS S3 MCP free?

Yes. The AWS S3 MCP server is free and open source. You may still need a AWS S3 account or API key to connect the server to the underlying service, but the MCP layer itself has no MCPizy subscription cost.

Does AWS S3 MCP work with Cursor and Windsurf?

Yes. Any MCP-compatible client works — including Claude Code, Claude Desktop, Cursor (via `.cursor/mcp.json`), Windsurf, VS Code with Copilot Chat, and custom agents built on the MCP SDK. The same install command targets all of them; only the config file path differs.

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What can I do with AWS S3 MCP?

Once installed, your AI agent can s3 bucket browsing and file management directly inside your conversation. Typical use cases include asking Claude Code or Cursor to run AWS S3 operations, inspect results, chain AWS S3 with other MCP servers (see our Workflow Recipes), and automate repetitive file systems tasks without leaving your editor.