diff --git a/web/hwlab-cloud-web/scripts/workbench-layout.test.ts b/web/hwlab-cloud-web/scripts/workbench-layout.test.ts
new file mode 100644
index 00000000..771c4fba
--- /dev/null
+++ b/web/hwlab-cloud-web/scripts/workbench-layout.test.ts
@@ -0,0 +1,15 @@
+// SPEC: PJ2026-010401 Web工作台.
+// Responsibility: Keep the conversation as the dominant Workbench surface.
+
+import assert from "node:assert/strict";
+import fs from "node:fs";
+import test from "node:test";
+
+const viewSource = fs.readFileSync(new URL("../src/views/workbench/CodeWorkbenchView.vue", import.meta.url), "utf8");
+const styleSource = fs.readFileSync(new URL("../src/styles/workbench.css", import.meta.url), "utf8");
+
+test("Workbench gives the former node-ops pane width to the conversation", () => {
+  assert.doesNotMatch(viewSource, /HwpodNodeOpsPanel|workbench-tools-column/u);
+  assert.match(styleSource, /\.workbench-grid\s*\{[^}]*grid-template-columns:\s*auto minmax\(0, 1fr\);/su);
+  assert.doesNotMatch(styleSource, /\.workbench-tools-column\s*\{/u);
+});
diff --git a/web/hwlab-cloud-web/src/styles/workbench.css b/web/hwlab-cloud-web/src/styles/workbench.css
index 5b47d691..7ed1be8e 100644
--- a/web/hwlab-cloud-web/src/styles/workbench.css
+++ b/web/hwlab-cloud-web/src/styles/workbench.css
@@ -5,7 +5,7 @@
   display: grid;
   min-height: 0;
   height: 100%;
-  grid-template-columns: auto minmax(0, 1fr) minmax(280px, 360px);
+  grid-template-columns: auto minmax(0, 1fr);
   gap: 8px;
 }
 
@@ -115,15 +115,6 @@
   overscroll-behavior: contain;
 }
 
-.workbench-tools-column {
-  display: grid;
-  min-height: 0;
-  min-width: 0;
-  grid-template-rows: minmax(260px, 0.95fr) minmax(240px, 1fr);
-  gap: 8px;
-  overflow: hidden;
-}
-
 .caserun-panel {
   align-content: stretch;
   grid-template-rows: auto auto auto minmax(96px, 1fr) auto;
@@ -1507,8 +1498,7 @@
   .session-rail,
   .workbench-center,
   .hwpod-panel,
-  .caserun-panel,
-  .workbench-tools-column {
+  .caserun-panel {
     min-height: 0;
   }
 
@@ -1531,7 +1521,6 @@
     grid-template-rows: auto minmax(0, 1fr);
   }
 
-  .workbench-tools-column,
   .hwpod-panel,
   .caserun-panel {
     display: none;
diff --git a/web/hwlab-cloud-web/src/views/workbench/CodeWorkbenchView.vue b/web/hwlab-cloud-web/src/views/workbench/CodeWorkbenchView.vue
index b890ea3b..cf5b25cb 100644
--- a/web/hwlab-cloud-web/src/views/workbench/CodeWorkbenchView.vue
+++ b/web/hwlab-cloud-web/src/views/workbench/CodeWorkbenchView.vue
@@ -8,7 +8,6 @@ import CommandComposer from "@/components/workbench/CommandComposer.vue";
 import ConversationPanel from "@/components/workbench/ConversationPanel.vue";
 import SessionRail from "@/components/workbench/SessionRail.vue";
 import WorkbenchKafkaDebugPanel from "@/components/workbench/WorkbenchKafkaDebugPanel.vue";
-import HwpodNodeOpsPanel from "@/components/hwpod/HwpodNodeOpsPanel.vue";
 import { useAutoRefresh } from "@/composables/useAutoRefresh";
 import { shouldReflectWorkbenchSessionUrl } from "@/router/workbench-navigation";
 import { workbenchDebugCapabilities } from "@/config/runtime";
@@ -150,9 +149,6 @@ async function reflectActiveSessionInUrl(value: string | null): Promise<void> {
         </div>
         <CommandComposer />
       </main>
-      <div class="workbench-tools-column">
-        <HwpodNodeOpsPanel />
-      </div>
     </div>
   </section>
 </template>