From a2b53791c5140a8b4f90d8b86e30ad752274a970 Mon Sep 17 00:00:00 2001
From: "github-actions[bot]"
 <41898282+github-actions[bot]@users.noreply.github.com>
Date: Thu, 3 Sep 2026 09:25:41 +0000
Subject: [PATCH] Add external plugin cache-stats

---
 .github/plugin/marketplace.json | 27 +++++++++++++++++++++++++++
 plugins/external.json           | 27 +++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/.github/plugin/marketplace.json b/.github/plugin/marketplace.json
index f5b18d93c..fe545e033 100644
--- a/.github/plugin/marketplace.json
+++ b/.github/plugin/marketplace.json
@@ -270,6 +270,33 @@
         "sha": "8a8a102ff3ab8736f015764207cdb7e68fcd5ecf"
       }
     },
+    {
+      "name": "cache-stats",
+      "description": "Shows live prompt-cache reuse, expiry, token composition, and AIU cost for the current GitHub Copilot session without making model calls.",
+      "version": "1.0.1",
+      "author": {
+        "name": "Arafat Tehsin",
+        "url": "https://github.com/arafattehsin"
+      },
+      "repository": "https://github.com/arafattehsin/cache-stats-extension",
+      "homepage": "https://github.com/arafattehsin/cache-stats-extension",
+      "license": "MIT",
+      "keywords": [
+        "aiu",
+        "cache",
+        "canvas",
+        "copilot",
+        "cost-visibility",
+        "prompt-cache",
+        "token-usage"
+      ],
+      "source": {
+        "source": "github",
+        "repo": "arafattehsin/cache-stats-extension",
+        "ref": "v1.0.1",
+        "sha": "678c3468977889d5c50a0a5f33898b8d9638523a"
+      }
+    },
     {
       "name": "cast-imaging",
       "source": "plugins/cast-imaging",
diff --git a/plugins/external.json b/plugins/external.json
index afd857b4c..d7ccfc6d0 100644
--- a/plugins/external.json
+++ b/plugins/external.json
@@ -182,6 +182,33 @@
       "sha": "8a8a102ff3ab8736f015764207cdb7e68fcd5ecf"
     }
   },
+  {
+    "name": "cache-stats",
+    "description": "Shows live prompt-cache reuse, expiry, token composition, and AIU cost for the current GitHub Copilot session without making model calls.",
+    "version": "1.0.1",
+    "author": {
+      "name": "Arafat Tehsin",
+      "url": "https://github.com/arafattehsin"
+    },
+    "repository": "https://github.com/arafattehsin/cache-stats-extension",
+    "homepage": "https://github.com/arafattehsin/cache-stats-extension",
+    "license": "MIT",
+    "keywords": [
+      "aiu",
+      "cache",
+      "canvas",
+      "copilot",
+      "cost-visibility",
+      "prompt-cache",
+      "token-usage"
+    ],
+    "source": {
+      "source": "github",
+      "repo": "arafattehsin/cache-stats-extension",
+      "ref": "v1.0.1",
+      "sha": "678c3468977889d5c50a0a5f33898b8d9638523a"
+    }
+  },
   {
     "name": "catalyst-by-zoho",
     "description": "Official GitHub Copilot plugin for Catalyst by Zoho — a full-stack serverless cloud platform. Includes skills covering services, SDKs, CLI workflows, architecture patterns, pricing, migration guides, and Zoho MCP resource management.",