create_incident_severity
Create a new Incident Severity in OneUptime. Returns the created Incident Severity object with its ID. Use this to add new Incident Severities to your project. Note: projectId is inferred from your API key — you do not need to provide it.
This record as markdown: /tools/com-oneuptime-mcp/create-incident-severity.md
What create_incident_severity does on OneUptime
AI agents use create_incident_severity 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 |
|---|---|---|---|
name | string | Yes | Any friendly name of this object. |
color | object | Yes | Color of this resource in Hex (#32a852 for example). |
order | integer | — | Where this severity ranks among the project's incident severities: 1 is the most severe. A new severity without a number goes to the end of the list. Setting a |
projectId | string | — | ID of your OneUptime Project in which this object belongs. |
isArchived | boolean | — | Archived severities stay on the incidents and episodes that have them, but can't be picked again. A project keeps at least one severity that is not archived. |
description | string | — | Friendly description that will help you remember. |
Parameters from the server's own tool schema.
Why create_incident_severity is rated Medium
An AI agent can call create_incident_severity 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.
Attacks that exploit this kind of access
The rule that runs create_incident_severity 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_incident_severity, this is the rule to start with:
create_incident_severity 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.
The button opens the PolicyLayer dashboard: create your workspace, connect OneUptime, apply this rule, and every create_incident_severity call is checked against it from then on.
Questions about create_incident_severity
Create a new Incident Severity in OneUptime. Returns the created Incident Severity object with its ID. Use this to add new Incident Severities 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.
create_incident_severity accepts 6 parameters: name, color, order, projectId, isArchived, description. Required: name, color. The full parameter table on this page comes from the server's own tool schema.
Register the OneUptime MCP server in PolicyLayer and add a rule for create_incident_severity: 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.
create_incident_severity is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the create_incident_severity 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.
Set action: deny in the PolicyLayer policy for create_incident_severity. 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.
create_incident_severity 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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