create_scheduled_maintenance_event

SERVEROneUptime SOURCEhttps://oneuptime.com/mcp

Medium RISK CLASS

Category Write

Parameters 123 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/com-oneuptime-mcp/create-scheduled-maintenance-event.md

WHAT IT DOES

What create_scheduled_maintenance_event does on OneUptime

AI agents use create_scheduled_maintenance_event to create or update resources in OneUptime, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your OneUptime environment.

Parameter	Type	Required	Description
`hosts`	array	—	List of hosts affected by this event.
`title`	string	Yes	Title of this scheduled event.
`endsAt`	object	Yes	When does this event end?
`labels`	array	—	Relation to Labels Array where this object is categorized in.
`monitors`	array	—	List of monitors attached to this event.
`services`	array	—	List of services affected by this event.
`startsAt`	object	Yes	When does this event start?
`iotFleets`	array	—	List of IoT fleets affected by this event.
`projectId`	string	—	ID of your OneUptime Project in which this object belongs.
`description`	string	—	Description of this scheduled event that will show up on Status Page. This is in markdown.
`dockerHosts`	array	—	List of Docker hosts affected by this event.
`podmanHosts`	array	—	List of Podman hosts affected by this event.

Parameters from the server's own tool schema.

RISK

Why create_scheduled_maintenance_event is rated Medium

An AI agent can call create_scheduled_maintenance_event faster than any human can review: one bad instruction and it creates or modifies resources in OneUptime by the hundred, each call as confident as the last.

Risk signalsHigh parameter count (48 properties)

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_scheduled_maintenance_event safely

PolicyLayer is an MCP gateway: it sits between your AI agents and OneUptime, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create_scheduled_maintenance_event, this is the rule to start with:

create_scheduled_maintenance_event Rate-limited

create_scheduled_maintenance_event stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_scheduled_maintenance_event": {
      "limits": [
        {
          "counter": "create_scheduled_maintenance_event_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect OneUptime, apply this rule, and every create_scheduled_maintenance_event call is checked against it from then on.

FAQ

Questions about create_scheduled_maintenance_event

What does the create_scheduled_maintenance_event tool do? +

Create a new Scheduled Maintenance Event in OneUptime. Returns the created Scheduled Maintenance Event object with its ID. Use this to add new Scheduled Maintenance Events to your project. Note: projectId is inferred from your API key — you do not need to provide it. It is categorised as a Write tool in the OneUptime MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

What parameters does create_scheduled_maintenance_event accept? +

create_scheduled_maintenance_event accepts 12 parameters: hosts, title, endsAt, labels, monitors, services, startsAt, iotFleets, projectId, description, dockerHosts, podmanHosts. Required: title, endsAt, startsAt. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on create_scheduled_maintenance_event? +

Register the OneUptime MCP server in PolicyLayer and add a rule for create_scheduled_maintenance_event: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches OneUptime. Nothing to install.

What risk level is create_scheduled_maintenance_event? +

create_scheduled_maintenance_event is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_scheduled_maintenance_event? +

Yes. Add a rate_limit block to the create_scheduled_maintenance_event rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block create_scheduled_maintenance_event completely? +

Set action: deny in the PolicyLayer policy for create_scheduled_maintenance_event. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides create_scheduled_maintenance_event? +

create_scheduled_maintenance_event is provided by the OneUptime MCP server (https://oneuptime.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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