MCP Server

io.github.localstack/localstack-mcp-server MCP Server

Name: io.github.localstack/localstack-mcp-server MCP Server
Author: io.github.localstack

io.github.localstack/localstack-mcp-server

Repository Registry

What is the io.github.localstack/localstack-mcp-server MCP server?

A LocalStack MCP Server providing essential tools for local cloud development & testing

How to install io.github.localstack/localstack-mcp-server

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

LOCALSTACK_AUTH_TOKEN
required
secret
LocalStack Auth Token (required for all LocalStack MCP tools)
AWS_ACCESS_KEY_ID
secret
Source AWS access key used by AWS Replicator to read external AWS resources
AWS_SECRET_ACCESS_KEY
secret
Source AWS secret access key used by AWS Replicator to read external AWS resources
AWS_SESSION_TOKEN
secret
Optional source AWS session token used by AWS Replicator for temporary credentials
AWS_DEFAULT_REGION
Source AWS region used by AWS Replicator
AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID
secret
Optional Replicator-specific source AWS access key. Use this instead of AWS_ACCESS_KEY_ID when the Replicator source account should be isolated from generic AWS config.
AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY
secret
Optional Replicator-specific source AWS secret access key. Use with AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID.
AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN
secret
Optional Replicator-specific source AWS session token for temporary credentials.
AWS_REPLICATOR_SOURCE_REGION_NAME
Optional Replicator-specific source AWS region. Use with the AWS_REPLICATOR_SOURCE_* credential group.
AWS_REPLICATOR_SOURCE_ENDPOINT_URL
Optional Replicator-specific source AWS endpoint URL for advanced source-account scenarios.
APP_INSPECTOR
Set to 1 in the LocalStack container environment to enable App Inspector by default across restarts. The MCP tool can also toggle App Inspector at runtime.

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "localstack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@localstack/localstack-mcp-server"
      ],
      "env": {
        "LOCALSTACK_AUTH_TOKEN": "<YOUR_LOCALSTACK_AUTH_TOKEN>",
        "AWS_ACCESS_KEY_ID": "<YOUR_AWS_ACCESS_KEY_ID>",
        "AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_SECRET_ACCESS_KEY>",
        "AWS_SESSION_TOKEN": "<YOUR_AWS_SESSION_TOKEN>",
        "AWS_DEFAULT_REGION": "<YOUR_AWS_DEFAULT_REGION>",
        "AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID>",
        "AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY>",
        "AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN>",
        "AWS_REPLICATOR_SOURCE_REGION_NAME": "<YOUR_AWS_REPLICATOR_SOURCE_REGION_NAME>",
        "AWS_REPLICATOR_SOURCE_ENDPOINT_URL": "<YOUR_AWS_REPLICATOR_SOURCE_ENDPOINT_URL>",
        "APP_INSPECTOR": "<YOUR_APP_INSPECTOR>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "localstack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@localstack/localstack-mcp-server"
      ],
      "env": {
        "LOCALSTACK_AUTH_TOKEN": "<YOUR_LOCALSTACK_AUTH_TOKEN>",
        "AWS_ACCESS_KEY_ID": "<YOUR_AWS_ACCESS_KEY_ID>",
        "AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_SECRET_ACCESS_KEY>",
        "AWS_SESSION_TOKEN": "<YOUR_AWS_SESSION_TOKEN>",
        "AWS_DEFAULT_REGION": "<YOUR_AWS_DEFAULT_REGION>",
        "AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID>",
        "AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY>",
        "AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN>",
        "AWS_REPLICATOR_SOURCE_REGION_NAME": "<YOUR_AWS_REPLICATOR_SOURCE_REGION_NAME>",
        "AWS_REPLICATOR_SOURCE_ENDPOINT_URL": "<YOUR_AWS_REPLICATOR_SOURCE_ENDPOINT_URL>",
        "APP_INSPECTOR": "<YOUR_APP_INSPECTOR>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "localstack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@localstack/localstack-mcp-server"
      ],
      "env": {
        "LOCALSTACK_AUTH_TOKEN": "<YOUR_LOCALSTACK_AUTH_TOKEN>",
        "AWS_ACCESS_KEY_ID": "<YOUR_AWS_ACCESS_KEY_ID>",
        "AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_SECRET_ACCESS_KEY>",
        "AWS_SESSION_TOKEN": "<YOUR_AWS_SESSION_TOKEN>",
        "AWS_DEFAULT_REGION": "<YOUR_AWS_DEFAULT_REGION>",
        "AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID>",
        "AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY>",
        "AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN>",
        "AWS_REPLICATOR_SOURCE_REGION_NAME": "<YOUR_AWS_REPLICATOR_SOURCE_REGION_NAME>",
        "AWS_REPLICATOR_SOURCE_ENDPOINT_URL": "<YOUR_AWS_REPLICATOR_SOURCE_ENDPOINT_URL>",
        "APP_INSPECTOR": "<YOUR_APP_INSPECTOR>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "localstack-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@localstack/localstack-mcp-server"
      ],
      "env": {
        "LOCALSTACK_AUTH_TOKEN": "<YOUR_LOCALSTACK_AUTH_TOKEN>",
        "AWS_ACCESS_KEY_ID": "<YOUR_AWS_ACCESS_KEY_ID>",
        "AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_SECRET_ACCESS_KEY>",
        "AWS_SESSION_TOKEN": "<YOUR_AWS_SESSION_TOKEN>",
        "AWS_DEFAULT_REGION": "<YOUR_AWS_DEFAULT_REGION>",
        "AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID>",
        "AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY>",
        "AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN": "<YOUR_AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN>",
        "AWS_REPLICATOR_SOURCE_REGION_NAME": "<YOUR_AWS_REPLICATOR_SOURCE_REGION_NAME>",
        "AWS_REPLICATOR_SOURCE_ENDPOINT_URL": "<YOUR_AWS_REPLICATOR_SOURCE_ENDPOINT_URL>",
        "APP_INSPECTOR": "<YOUR_APP_INSPECTOR>"
      }
    }
  }
}

Claude Code

claude mcp add localstack-mcp-server --env LOCALSTACK_AUTH_TOKEN=<YOUR_LOCALSTACK_AUTH_TOKEN> --env AWS_ACCESS_KEY_ID=<YOUR_AWS_ACCESS_KEY_ID> --env AWS_SECRET_ACCESS_KEY=<YOUR_AWS_SECRET_ACCESS_KEY> --env AWS_SESSION_TOKEN=<YOUR_AWS_SESSION_TOKEN> --env AWS_DEFAULT_REGION=<YOUR_AWS_DEFAULT_REGION> --env AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID=<YOUR_AWS_REPLICATOR_SOURCE_AWS_ACCESS_KEY_ID> --env AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY=<YOUR_AWS_REPLICATOR_SOURCE_AWS_SECRET_ACCESS_KEY> --env AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN=<YOUR_AWS_REPLICATOR_SOURCE_AWS_SESSION_TOKEN> --env AWS_REPLICATOR_SOURCE_REGION_NAME=<YOUR_AWS_REPLICATOR_SOURCE_REGION_NAME> --env AWS_REPLICATOR_SOURCE_ENDPOINT_URL=<YOUR_AWS_REPLICATOR_SOURCE_ENDPOINT_URL> --env APP_INSPECTOR=<YOUR_APP_INSPECTOR> -- npx -y @localstack/localstack-mcp-server