diff --git a/.claude-plugin/marketplace.json b/.claude-plugin/marketplace.json
index 63dcb14..cb17ea6 100644
--- a/.claude-plugin/marketplace.json
+++ b/.claude-plugin/marketplace.json
@@ -5,14 +5,14 @@
   },
   "metadata": {
     "description": "Terminal49 MCP server and agent skills for container tracking and trade intelligence",
-    "version": "0.3.0"
+    "version": "0.3.1"
   },
   "plugins": [
     {
       "name": "terminal49",
       "source": "./plugins/terminal49",
       "description": "Container tracking, shipment record updates, and US import trade intelligence from the Terminal49 MCP server, with agent skills",
-      "version": "0.3.0"
+      "version": "0.3.1"
     }
   ]
 }
diff --git a/.cursor-plugin/marketplace.json b/.cursor-plugin/marketplace.json
index 63dcb14..cb17ea6 100644
--- a/.cursor-plugin/marketplace.json
+++ b/.cursor-plugin/marketplace.json
@@ -5,14 +5,14 @@
   },
   "metadata": {
     "description": "Terminal49 MCP server and agent skills for container tracking and trade intelligence",
-    "version": "0.3.0"
+    "version": "0.3.1"
   },
   "plugins": [
     {
       "name": "terminal49",
       "source": "./plugins/terminal49",
       "description": "Container tracking, shipment record updates, and US import trade intelligence from the Terminal49 MCP server, with agent skills",
-      "version": "0.3.0"
+      "version": "0.3.1"
     }
   ]
 }
diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 24de736..8489fcf 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -20,3 +20,7 @@ jobs:
           cache: npm
       - run: npm ci --ignore-scripts
       - run: npm run validate
+      - name: Validate with Claude Code
+        run: |
+          npx -y @anthropic-ai/claude-code@2.1.292 plugin validate --strict plugins/terminal49
+          npx -y @anthropic-ai/claude-code@2.1.292 plugin validate --strict .
diff --git a/openai/review.json b/openai/review.json
index 951ed69..88b8095 100644
--- a/openai/review.json
+++ b/openai/review.json
@@ -47,6 +47,11 @@
           "prompt": "Change the drayage carrier on my containers."
         }
       ]
-    }
+    },
+    "commerce": false,
+    "commerce_description": "Terminal49 for ChatGPT does not sell products or process payments. Trade intelligence is enabled per account under the customer's existing Terminal49 agreement."
+  },
+  "publication": {
+    "release_notes": "Initial release: track containers and shipments, review documents, update parties and custom fields on request, and research US ocean import markets with Terminal49."
   }
 }
diff --git a/plugins/terminal49/.claude-plugin/plugin.json b/plugins/terminal49/.claude-plugin/plugin.json
index aa5a7d5..d114778 100644
--- a/plugins/terminal49/.claude-plugin/plugin.json
+++ b/plugins/terminal49/.claude-plugin/plugin.json
@@ -2,7 +2,7 @@
   "$schema": "https://json.schemastore.org/claude-code-plugin-manifest.json",
   "name": "terminal49",
   "displayName": "Terminal49",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Track and investigate container shipments, update shipment records, and research US ocean import markets with the Terminal49 MCP server.",
   "author": {
     "name": "Terminal49",
diff --git a/plugins/terminal49/.codex-plugin/plugin.json b/plugins/terminal49/.codex-plugin/plugin.json
index 3312af6..18cab58 100644
--- a/plugins/terminal49/.codex-plugin/plugin.json
+++ b/plugins/terminal49/.codex-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "terminal49",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Track and investigate container shipments, update shipment records, and research US ocean import markets with the Terminal49 MCP server.",
   "author": {
     "name": "Terminal49",
diff --git a/plugins/terminal49/.cursor-plugin/plugin.json b/plugins/terminal49/.cursor-plugin/plugin.json
index b904f85..4b620b4 100644
--- a/plugins/terminal49/.cursor-plugin/plugin.json
+++ b/plugins/terminal49/.cursor-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "terminal49",
   "displayName": "Terminal49",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Track and investigate container shipments, update shipment records, and research US ocean import markets with the Terminal49 MCP server.",
   "author": {
     "name": "Terminal49",
diff --git a/scripts/build-openai-zip.mjs b/scripts/build-openai-zip.mjs
index 255576c..3d5a0e7 100644
--- a/scripts/build-openai-zip.mjs
+++ b/scripts/build-openai-zip.mjs
@@ -12,7 +12,7 @@ const readJson = async (path) => JSON.parse(await readFile(path, "utf8"));
 
 const manifest = await readJson(join(pluginDir, ".codex-plugin/plugin.json"));
 const mcp = await readJson(join(pluginDir, ".mcp.json"));
-const { review } = await readJson(resolve(root, "openai/review.json"));
+const { review, publication } = await readJson(resolve(root, "openai/review.json"));
 
 const stage = resolve(root, "dist/terminal49-openai");
 const zipPath = resolve(root, `dist/terminal49-openai-${manifest.version}.zip`);
@@ -27,7 +27,7 @@ async function writeStaged(path, contents) {
 const icons = new Set([manifest.interface.logo, manifest.interface.composerIcon]);
 await writeStaged(
   ".codex-plugin/plugin.json",
-  `${JSON.stringify({ ...manifest, extensions: { "com.openai": { review } } }, null, 2)}\n`,
+  `${JSON.stringify({ ...manifest, extensions: { "com.openai": { review, publication } } }, null, 2)}\n`,
 );
 // The Codex-format .mcp.json in the submission guide names only the url.
 const servers = Object.fromEntries(Object.entries(mcp.mcpServers).map(([name, { url }]) => [name, { url }]));
@@ -69,6 +69,8 @@ const cases = review?.test_cases ?? {};
 if (cases.positive?.length !== 5 || cases.negative?.length !== 3) {
   errors.push("initial MCP review needs exactly five positive and three negative test cases");
 }
+if (typeof review?.commerce !== "boolean") errors.push("review.commerce must be true or false");
+if (!publication?.release_notes) errors.push("publication.release_notes is required");
 
 if (errors.length > 0) {
   console.error("OpenAI ZIP check failed:\n");