create_status_page_announcement

SERVEROneUptime SOURCEhttps://oneuptime.com/mcp

Medium RISK CLASS

Category Write

Parameters 93 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-status-page-announcement.md

WHAT IT DOES

What create_status_page_announcement does on OneUptime

AI agents use create_status_page_announcement 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
`title`	string	Yes	Title of this resource.
`monitors`	array	—	List of monitors affected by this announcement. If none are selected, all subscribers will be notified.
`projectId`	string	—	ID of your OneUptime Project in which this object belongs.
`attachments`	array	—	Files attached to this announcement.
`description`	string	Yes	Text of the announcement. This can be in Markdown format.
`statusPages`	array	—	Status Pages to show show this announcement on.
`endAnnouncementAt`	object	—	When should this announcement hidden?
`showAnnouncementAt`	object	Yes	When should this announcement be shown?
`shouldStatusPageSubscribersBeNotified`	boolean	—	Should subscribers be notified about this announcement?

Parameters from the server's own tool schema.

RISK

Why create_status_page_announcement is rated Medium

An AI agent can call create_status_page_announcement 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 (12 properties)

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_status_page_announcement 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_status_page_announcement, this is the rule to start with:

create_status_page_announcement Rate-limited

create_status_page_announcement 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_status_page_announcement": {
      "limits": [
        {
          "counter": "create_status_page_announcement_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_status_page_announcement call is checked against it from then on.

FAQ

Questions about create_status_page_announcement

What does the create_status_page_announcement tool do? +

Create a new Status Page Announcement in OneUptime. Returns the created Status Page Announcement object with its ID. Use this to add new Status Page Announcements 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_status_page_announcement accept? +

create_status_page_announcement accepts 9 parameters: title, monitors, projectId, attachments, description, statusPages, endAnnouncementAt, showAnnouncementAt, shouldStatusPageSubscribersBeNotified. Required: title, description, showAnnouncementAt. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on create_status_page_announcement? +

Register the OneUptime MCP server in PolicyLayer and add a rule for create_status_page_announcement: 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_status_page_announcement? +

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

Can I rate-limit create_status_page_announcement? +

Yes. Add a rate_limit block to the create_status_page_announcement 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_status_page_announcement completely? +

Set action: deny in the PolicyLayer policy for create_status_page_announcement. 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_status_page_announcement? +

create_status_page_announcement 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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