Cronitor MCP by usefulapi

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Manage Cronitor monitors and send telemetry pings — list, inspect, create, update, delete.

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cronitor_create_monitor Destructive

Creates a monitor in Cronitor (additive). Cronitor API: POST /monitors. Sends only the fields you provide.

keystring, required

Unique monitor id/key.

typestring, required

Monitor type: job | check | heartbeat | site.

namestring

Human-readable monitor name.

notestring

Free-form note stored on the monitor.

tagsarray

Tags to group/filter monitors.

notifyarray

Notification list names to alert.

requestobject

For type=check: {url, method?, headers?, body?, ...}.

schedulestring

Cron expression (job) or interval string, e.g. '0 9 * * *' or 'every 5 minutes'.

assertionsarray

Assertions, e.g. "response.code = 200".

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Tools (6)

cronitor_create_monitor

Creates a monitor in Cronitor (additive). Cronitor API: POST /monitors. Sends only the fields you provide.

destructive

Argument	Type	Description
key*	string	Unique monitor id/key.
name	string	Human-readable monitor name.
note	string	Free-form note stored on the monitor.
tags	array	Tags to group/filter monitors.
type*	string	Monitor type: job \| check \| heartbeat \| site.
notify	array	Notification list names to alert.
request	object	For type=check: {url, method?, headers?, body?, ...}.
schedule	string	Cron expression (job) or interval string, e.g. '0 9 * * *' or 'every 5 minutes'.
assertions	array	Assertions, e.g. "response.code = 200".

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "key",
    "type"
  ],
  "properties": {
    "key": {
      "type": "string",
      "minLength": 1,
      "description": "Unique monitor id/key."
    },
    "name": {
      "type": "string",
      "description": "Human-readable monitor name."
    },
    "note": {
      "type": "string",
      "description": "Free-form note stored on the monitor."
    },
    "tags": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Tags to group/filter monitors."
    },
    "type": {
      "enum": [
        "job",
        "check",
        "heartbeat",
        "site"
      ],
      "type": "string",
      "description": "Monitor type: job | check | heartbeat | site."
    },
    "notify": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Notification list names to alert."
    },
    "request": {
      "type": "object",
      "description": "For type=check: {url, method?, headers?, body?, ...}.",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {}
    },
    "schedule": {
      "type": "string",
      "description": "Cron expression (job) or interval string, e.g. '0 9 * * *' or 'every 5 minutes'."
    },
    "assertions": {
      "type": "array",
      "items": {
        "type": "string"
      },
      "description": "Assertions, e.g. \"response.code = 200\"."
    }
  }
}

cronitor_delete_monitor

PERMANENTLY deletes a monitor from Cronitor. Destructive and irreversible. Cronitor API: DELETE /monitors/{key}.

destructive

Argument	Type	Description
key*	string	Monitor key/id to delete.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "key"
  ],
  "properties": {
    "key": {
      "type": "string",
      "minLength": 1,
      "description": "Monitor key/id to delete."
    }
  }
}

cronitor_get_monitor

Get full detail for one monitor (latest_event, latest_invocations, passing status) — the 'is X healthy right now?' tool. Cronitor API: GET /monitors/{key}.

read-only

Argument	Type	Description
key*	string	Monitor key/id (unique identifier).

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "key"
  ],
  "properties": {
    "key": {
      "type": "string",
      "minLength": 1,
      "description": "Monitor key/id (unique identifier)."
    }
  }
}

cronitor_list_monitors

List monitors and their current passing/failing status. Cronitor API: GET /monitors (paginated via page + pageSize).

read-only

Argument	Type	Description
page	integer	Page number (1-based). Default 1.
pageSize	integer	Monitors per page.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "page": {
      "type": "integer",
      "maximum": 9007199254740991,
      "description": "Page number (1-based). Default 1.",
      "exclusiveMinimum": 0
    },
    "pageSize": {
      "type": "integer",
      "maximum": 9007199254740991,
      "description": "Monitors per page.",
      "exclusiveMinimum": 0
    }
  }
}

cronitor_ping_monitor

Reports a telemetry event (run/complete/fail/ok/pause) for a monitor — records job/heartbeat activity and can clear or trigger alerts. Cronitor telemetry: GET {telemetryUrl}/p/{apiKey}/{monitorKey}?state=...

destructive

Argument	Type	Description
key*	string	Monitor key/id to ping.
host	string	Optional host identifier.
state*	string	Telemetry state: run \| complete \| fail \| ok \| pause.
metric	string	Optional metric, e.g. "count:1" or "duration:30".
series	string	Optional series id to correlate run/complete pings.
message	string	Optional message attached to the event.

Input schema (JSON)

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "key",
    "state"
  ],
  "properties": {
    "key": {
      "type": "string",
      "minLength": 1,
      "description": "Monitor key/id to ping."
    },
    "host": {
      "type": "string",
      "description": "Optional host identifier."
    },
    "state": {
      "enum": [
        "run",
        "complete",
        "fail",
        "ok",
        "pause"
      ],
      "type": "string",
      "description": "Telemetry state: run | complete | fail | ok | pause."
    },
    "metric": {
      "type": "string",
      "description": "Optional metric, e.g. \"count:1\" or \"duration:30\"."
    },
    "series": {
      "type": "string",
      "description": "Optional series id to correlate run/complete pings."
    },
    "message": {
      "type": "string",
      "description": "Optional message attached to the event."
    }
  }
}

cronitor_update_monitor

Creates or updates a monitor by key (e.g. change schedule, pause via paused:true). Cronitor API: PUT /monitors with a single monitor object. Sends only the fields you provide.

destructive

Argument	Type	Description
key*	string	Monitor key/id to create or update.
name	string	Human-readable monitor name.
note	string	Free-form note stored on the monitor.
tags	array	Tags to group/filter monitors.
type	string	Monitor type: job \| check \| heartbeat \| site.
notify	array	Notification list names to alert.
paused	boolean	Set true to pause the monitor, false to resume.
request	object	For type=check: {url, method?, headers?, body?, ...}.
schedule	string	Cron expression (job) or interval string, e.g. '0 9 * * *' or 'every 5 minutes'.