A Model Context Protocol (MCP) server for accessing Amazon S3 buckets. This server provides seamless integration with S3 storage through MCP, allowing efficient handling of large files including…
S3 MCP Server is an MCP project maintained in the geun-oh/s3-mcp-server repository. The maintainer describes its purpose as “A Model Context Protocol (MCP) server for accessing Amazon S3 buckets. This server provides seamless integration with S3 storage through MCP, allowing efficient handling of…”. Read the project documentation for the complete scope.
The documented npm package is @geunoh/s3-mcp-server. The configuration below comes from the maintainer’s example; adapt its paths and account values to your environment.
The example declares AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
{
"mcpServers": {
"s3-mcp-server": {
"command": "npx",
"args": [
"-y",
"@geunoh/s3-mcp-server",
"--region",
"us-east-1",
"--bucket",
"my-test-bucket",
"--content-type",
"text/plain"
],
"env": {
"AWS_ACCESS_KEY_ID": "YOUR_AWS_ACCESS_KEY_ID",
"AWS_SECRET_ACCESS_KEY": "YOUR_AWS_SECRET_ACCESS_KEY"
}
}
}
}From the project documentation. Replace placeholders and example paths before connecting.
| Variable | Description | Required |
|---|---|---|
| AWS_ACCESS_KEY_ID | Declared in the maintainer’s client configuration. | Check documentation |
| AWS_SECRET_ACCESS_KEY | Declared in the maintainer’s client configuration. | Check documentation |
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