AWS MCP Server Configuration & Usage Guide

Supported Clients

• Claude Desktop
• Cursor
• VS Code / Cline

Installation Command

npx -y @aws/mcp-server

Configuration Example

{
  "mcpServers": {
    "aws": {
      "command": "npx",
      "args": [
        "-y",
        "@aws/mcp-server"
      ],
      "env": {
        "AWS_ACCESS_KEY_ID": "<your-access-key>",
        "AWS_SECRET_ACCESS_KEY": "<your-secret-key>",
        "AWS_REGION": "us-east-1"
      }
    }
  }
}

Environment variable required：AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY, AWS_REGION。Do not commit these values to public repositories.

Permission Scope & Security Notes

可操作 AWS 账号下的云资源，风险极高，务必使用最小权限 IAM 角色

• network-access
• credential-required
• infrastructure-write

Risk Score：8/10

Common Errors

InvalidClientTokenId

检查 Access Key ID 是否正确

AccessDenied

确认 IAM 用户/角色有对应服务的权限

Sources

• Official Documentation / Repository

Recently Verified：2026-05-18。Client versions and configuration formats may change. Please refer to official documentation before use.

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