Utility Matrix

Cloud Egress Cost Calculator

egress-cost-calculator

Read-onlyIdempotent

Use this when a user asks about monthly internet egress cost from daily request volume, average response size, provider, and CDN offload. Uses the same model as the browser calculator.

Input Schema

TableJSON Schema

Name	Required	Description
`cdn_pct`	No	cdn expressed as a percentage.
`provider`	No	Cloud provider whose published pricing model should be applied.
`daily_requests`	Yes	daily requests used by this deterministic tool.
`avg_response_kb`	Yes	avg response kb used by this deterministic tool.

Output Schema

TableJSON Schema

Name	Required	Description	Default
`cdn_pct`	Yes
`provider`	Yes
`cost_risk`	Yes
`next_step`	Yes
`rate_per_gb`	Yes
`free_tier_gb`	Yes
`next_step_url`	Yes
`why_follow_up`	Yes
`cdn_offload_gb`	Yes
`interpretation`	Yes
`daily_egress_gb`	Yes
`monthly_cost_usd`	Yes
`origin_egress_gb`	Yes
`affiliate_context`	No
`computation_basis`	Yes
`monthly_egress_gb`	Yes
`billable_egress_gb`	Yes

Schema Changelog

Changes observed during successful MCP inspections.

Changed2 schema fields changedOct 11, 2026

addedOutput schema / properties / cdn_pct
```
Added value: +{
+  "type": "number"
+}
```

changedOutput schema / required

Previous value: -[
-  "billable_egress_gb",
-  "cdn_offload_gb",
-  "computation_basis",
-  "cost_risk",
-  "daily_egress_gb",
-  "free_tier_gb",
-  "interpretation",
-  "monthly_cost_usd",
-  "monthly_egress_gb",
-  "next_step",
-  "next_step_url",
-  "origin_egress_gb",
-  "provider",
-  "rate_per_gb",
-  "why_follow_up"
-]New value: +[
+  "billable_egress_gb",
+  "cdn_offload_gb",
+  "cdn_pct",
+  "computation_basis",
+  "cost_risk",
+  "daily_egress_gb",
+  "free_tier_gb",
+  "interpretation",
+  "monthly_cost_usd",
+  "monthly_egress_gb",
+  "next_step",
+  "next_step_url",
+  "origin_egress_gb",
+  "provider",
+  "rate_per_gb",
+  "why_follow_up"
+]

Changed18 schema fields changedSep 28, 2026

addedInput schema / properties / avg_response_kb

Added value: +{
+  "description": "avg response kb used by this deterministic tool.",
+  "examples": [
+    1
+  ],
+  "minimum": 0,
+  "type": "number"
+}

addedInput schema / properties / cdn_pct

Added value: +{
+  "description": "cdn expressed as a percentage.",
+  "examples": [
+    1
+  ],
+  "maximum": 100,
+  "minimum": 0,
+  "type": "number"
+}

addedInput schema / properties / daily_requests

Added value: +{
+  "description": "daily requests used by this deterministic tool.",
+  "examples": [
+    1
+  ],
+  "minimum": 0,
+  "type": "number"
+}

addedInput schema / properties / provider

Added value: +{
+  "description": "Cloud provider whose published pricing model should be applied.",
+  "enum": [
+    "AWS",
+    "GCP",
+    "Azure",
+    "Cloudflare",
+    "DigitalOcean"
+  ],
+  "examples": [
+    "AWS"
+  ],
+  "type": "string"
+}

removedInput schema / properties / transfer_gb
```
Removed value: -{
-  "type": "number"
-}
```

changedInput schema / required

Previous value: -[
-  "transfer_gb"
-]New value: +[
+  "daily_requests",
+  "avg_response_kb"
+]

addedOutput schema / properties / billable_egress_gb
```
Added value: +{
+  "type": "number"
+}
```
addedOutput schema / properties / cdn_offload_gb
```
Added value: +{
+  "type": "number"
+}
```
addedOutput schema / properties / computation_basis
```
Added value: +{
+  "type": "string"
+}
```
addedOutput schema / properties / daily_egress_gb
```
Added value: +{
+  "type": "number"
+}
```
removedOutput schema / properties / effective_rate_per_gb
```
Removed value: -{
-  "type": "number"
-}
```
addedOutput schema / properties / free_tier_gb
```
Added value: +{
+  "type": "number"
+}
```
addedOutput schema / properties / monthly_egress_gb
```
Added value: +{
+  "type": "number"
+}
```
addedOutput schema / properties / origin_egress_gb
```
Added value: +{
+  "type": "number"
+}
```
addedOutput schema / properties / provider
```
Added value: +{
+  "type": "string"
+}
```
addedOutput schema / properties / rate_per_gb
```
Added value: +{
+  "type": "number"
+}
```
removedOutput schema / properties / transfer_gb
```
Removed value: -{
-  "type": "number"
-}
```

changedOutput schema / required

Previous value: -[
-  "cost_risk",
-  "effective_rate_per_gb",
-  "interpretation",
-  "monthly_cost_usd",
-  "next_step",
-  "next_step_url",
-  "transfer_gb",
-  "why_follow_up"
-]New value: +[
+  "billable_egress_gb",
+  "cdn_offload_gb",
+  "computation_basis",
+  "cost_risk",
+  "daily_egress_gb",
+  "free_tier_gb",
+  "interpretation",
+  "monthly_cost_usd",
+  "monthly_egress_gb",
+  "next_step",
+  "next_step_url",
+  "origin_egress_gb",
+  "provider",
+  "rate_per_gb",
+  "why_follow_up"
+]

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"
+    },
+    "cost_risk": {
+      "type": "string"
+    },
+    "effective_rate_per_gb": {
+      "type": "number"
+    },
+    "interpretation": {
+      "type": "string"
+    },
+    "monthly_cost_usd": {
+      "type": "number"
+    },
+    "next_step": {
+      "type": "string"
+    },
+    "next_step_url": {
+      "type": "string"
+    },
+    "transfer_gb": {
+      "type": "number"
+    },
+    "why_follow_up": {
+      "type": "string"
+    }
+  },
+  "required": [
+    "cost_risk",
+    "effective_rate_per_gb",
+    "interpretation",
+    "monthly_cost_usd",
+    "next_step",
+    "next_step_url",
+    "transfer_gb",
+    "why_follow_up"
+  ],
+  "type": "object"
+}

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

TDQS

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