Maestro Command Execution MCP Server

The Maestro Command Execution MCP Server provides MCP tools for running and managing Maestro workflows through the Maestro CLI. It wraps common workflow operations, letting clients start workflows, check their status, update running studies, and cancel active workflows.

Requirements

• The Maestro workflow orchestration tool from WEAVE must be installed and available in the environment.
• Workflow YAML files must be valid Maestro specifications.

Server Configuration

To use the Maestro Command Execution server, copy and paste the below configuration into your configuration file.

streamable-http transportstdio transport

"maestro_command_executor": {
    "host": "localhost",
    "port": 8300,
    "transport": "streamable-http",
}

"maestro_command_executor": {
    "transport": "stdio",
}

Available MCP Tools

Tool Name	Description
run_workflow	Run a Maestro workflow from a workflow YAML file with optional runtime controls and parameter generation support.
get_statuses	Query the status of one or more Maestro workflow output directories.
update_workflows	Update running workflows with new rlimit, throttle, or sleeptime settings.
cancel_workflows	Cancel one or more running Maestro workflows.

Key Features

• Runs Maestro workflows from YAML specifications.
• Supports workflow status querying for active studies.
• Allows live updates to running workflow settings.
• Supports cancellation of one or more workflows.