s3
local MCP serverInstallation
Terminal
claude mcp add s3 -e AWS_ACCESS_KEY_ID=... -e AWS_SECRET_ACCESS_KEY=... -e AWS_REGION=... -e AWS_ENDPOINT_URL=... -e S3_FORCE_PATH_STYLE=... -e S3_BUCKET=... -e S3_ENABLED_TOOLGROUPS=... -e S3_ENABLED_TOOLS=... -e S3_DISABLED_TOOLS=... -e SKIP_HEALTH_CHECKS=... -- npx -y s3-aws-mcp-server
Run in your project folder. Add --scope user to use it everywhere.
Claude Desktop, Cursor & other clients
Add to claude_desktop_config.json or .cursor/mcp.json.
{
"mcpServers": {
"s3": {
"command": "npx",
"args": [
"-y",
"s3-aws-mcp-server"
],
"env": {
"AWS_ACCESS_KEY_ID": "...",
"AWS_SECRET_ACCESS_KEY": "...",
"AWS_REGION": "...",
"AWS_ENDPOINT_URL": "...",
"S3_FORCE_PATH_STYLE": "...",
"S3_BUCKET": "...",
"S3_ENABLED_TOOLGROUPS": "...",
"S3_ENABLED_TOOLS": "...",
"S3_DISABLED_TOOLS": "...",
"SKIP_HEALTH_CHECKS": "..."
}
}
}
}Fill in the environment variables with your own credentials.
Summary
MCP server for AWS S3 with fine-grained tool control and S3-compatible endpoint support.
Questions
s3 is a local MCP server distributed as the npm package s3-aws-mcp-server.
Run: claude mcp add s3 -e AWS_ACCESS_KEY_ID=... -e AWS_SECRET_ACCESS_KEY=... -e AWS_REGION=... -e AWS_ENDPOINT_URL=... -e S3_FORCE_PATH_STYLE=... -e S3_BUCKET=... -e S3_ENABLED_TOOLGROUPS=... -e S3_ENABLED_TOOLS=... -e S3_DISABLED_TOOLS=... -e SKIP_HEALTH_CHECKS=... -- npx -y s3-aws-mcp-server
Run: codex mcp add s3 --env AWS_ACCESS_KEY_ID=... --env AWS_SECRET_ACCESS_KEY=... --env AWS_REGION=... --env AWS_ENDPOINT_URL=... --env S3_FORCE_PATH_STYLE=... --env S3_BUCKET=... --env S3_ENABLED_TOOLGROUPS=... --env S3_ENABLED_TOOLS=... --env S3_DISABLED_TOOLS=... --env SKIP_HEALTH_CHECKS=... -- npx -y s3-aws-mcp-server
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