Utility Matrix

On-Call Burden Calculator

on-call-burden-calculator

Read-onlyIdempotent

Use when a user asks about on-call load or burnout risk. Uses team size, rotation length, and hourly rate exactly as the browser calculator does.

Input Schema

TableJSON Schema

Name	Required	Description
`team_size`	Yes	team size used by this deterministic tool.
`hourly_rate`	Yes	hourly rate used by the calculation; monetary values are in USD unless stated otherwise.
`rotation_weeks`	Yes	rotation weeks used by this deterministic tool.

Output Schema

TableJSON Schema

Name	Required	Description	Default
`next_step`	Yes
`annual_cost`	Yes
`output_tier`	Yes
`monthly_cost`	Yes
`signal_value`	Yes
`next_step_url`	Yes
`remaining_pct`	Yes
`why_follow_up`	Yes
`interpretation`	Yes
`pct_working_time`	Yes
`affiliate_context`	No
`computation_basis`	Yes
`hours_per_engineer`	Yes
`shifts_per_engineer`	Yes
`total_hours_per_month`	Yes

Schema Changelog

Changes observed during successful MCP inspections.

Changed8 schema fields changedSep 28, 2026

removedInput schema / properties / engineer_count

Removed value: -{
-  "minimum": 1,
-  "type": "number"
-}

removedInput schema / properties / hourly_cost

Removed value: -{
-  "minimum": 0,
-  "type": "number"
-}

addedInput schema / properties / hourly_rate

Added value: +{
+  "description": "hourly rate used by the calculation; monetary values are in USD unless stated otherwise.",
+  "examples": [
+    1
+  ],
+  "minimum": 0,
+  "type": "number"
+}

removedInput schema / properties / hours_per_shift

Removed value: -{
-  "minimum": 1,
-  "type": "number"
-}

addedInput schema / properties / rotation_weeks

Added value: +{
+  "description": "rotation weeks used by this deterministic tool.",
+  "examples": [
+    1
+  ],
+  "exclusiveMinimum": 0,
+  "type": "number"
+}

removedInput schema / properties / shifts_per_month

Removed value: -{
-  "minimum": 1,
-  "type": "number"
-}

addedInput schema / properties / team_size

Added value: +{
+  "description": "team size used by this deterministic tool.",
+  "examples": [
+    1
+  ],
+  "minimum": 1,
+  "type": "number"
+}

changedInput schema / required

Previous value: -[
-  "engineer_count",
-  "shifts_per_month",
-  "hours_per_shift",
-  "hourly_cost"
-]New value: +[
+  "team_size",
+  "rotation_weeks",
+  "hourly_rate"
+]

Changed1 schema field changedJul 15, 2026

changedOutput schema / (root)

Previous value: -nullNew value: +{
+  "additionalProperties": false,
+  "properties": {
+    "affiliate_context": {
+      "additionalProperties": false,
+      "properties": {
+        "affiliate": {
+          "type": "string"
+        },
+        "cta_label": {
+          "type": "string"
+        },
+        "disclosure": {
+          "type": "string"
+        },
+        "framing": {
+          "type": "string"
+        },
+        "posture": {
+          "enum": [
+            "secondary"
+          ],
+          "type": "string"
+        },
+        "slot_id": {
+          "type": "string"
+        },
+        "url": {
+          "type": "string"
+        },
+        "variant": {
+          "type": "string"
+        }
+      },
+      "required": [
+        "affiliate",
+        "cta_label",
+        "disclosure",
+        "framing",
+        "posture",
+        "slot_id",
+        "url",
+        "variant"
+      ],
+      "type": "object"
+    },
+    "annual_cost": {
+      "type": "number"
+    },
+    "computation_basis": {
+      "type": "string"
+    },
+    "hours_per_engineer": {
+      "type": "number"
+    },
+    "interpretation": {
+      "type": "string"
+    },
+    "monthly_cost": {
+      "type": "number"
+    },
+    "next_step": {
+      "type": "string"
+    },
+    "next_step_url": {
+      "type": "string"
+    },
+    "output_tier": {
+      "type": "string"
+    },
+    "pct_working_time": {
+      "type": "number"
+    },
+    "remaining_pct": {
+      "type": "number"
+    },
+    "shifts_per_engineer": {
+      "type": "number"
+    },
+    "signal_value": {
+      "type": "number"
+    },
+    "total_hours_per_month": {
+      "type": "number"
+    },
+    "why_follow_up": {
+      "type": "string"
+    }
+  },
+  "required": [
+    "annual_cost",
+    "computation_basis",
+    "hours_per_engineer",
+    "interpretation",
+    "monthly_cost",
+    "next_step",
+    "next_step_url",
+    "output_tier",
+    "pct_working_time",
+    "remaining_pct",
+    "shifts_per_engineer",
+    "signal_value",
+    "total_hours_per_month",
+    "why_follow_up"
+  ],
+  "type": "object"
+}

Changed1 schema field changedJul 13, 2026
- addedInput schema / additionalProperties
```
Added value: +false
```
First observedJun 29, 2026

TDQS

Score is being calculated.

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