diff --git a/apps/server/src/orchestration/Layers/ProviderRuntimeIngestion.approval.test.ts b/apps/server/src/orchestration/Layers/ProviderRuntimeIngestion.approval.test.ts
new file mode 100644
index 00000000000..05370781c0d
--- /dev/null
+++ b/apps/server/src/orchestration/Layers/ProviderRuntimeIngestion.approval.test.ts
@@ -0,0 +1,33 @@
+import {
+  EventId,
+  ProviderDriverKind,
+  RuntimeRequestId,
+  ThreadId,
+  type ProviderRuntimeEvent,
+} from "@t3tools/contracts";
+import { describe, expect, it } from "vite-plus/test";
+
+import { runtimeEventToActivities } from "./ProviderRuntimeIngestion.ts";
+
+describe("runtimeEventToActivities approval details", () => {
+  it("preserves complete multiline command details", () => {
+    const detail = `bun run release -- ${"long-argument ".repeat(20)}\nsecond line`;
+    const event = {
+      type: "request.opened",
+      eventId: EventId.make("evt-request-opened"),
+      provider: ProviderDriverKind.make("codex"),
+      createdAt: "2026-07-18T00:00:00.000Z",
+      threadId: ThreadId.make("thread-1"),
+      requestId: RuntimeRequestId.make("approval-1"),
+      payload: {
+        requestType: "command_execution_approval",
+        detail,
+      },
+    } satisfies ProviderRuntimeEvent;
+
+    const [activity] = runtimeEventToActivities(event);
+
+    expect(activity?.kind).toBe("approval.requested");
+    expect((activity?.payload as Record<string, unknown> | undefined)?.detail).toBe(detail);
+  });
+});
diff --git a/apps/server/src/orchestration/Layers/ProviderRuntimeIngestion.ts b/apps/server/src/orchestration/Layers/ProviderRuntimeIngestion.ts
index 3e5978f4846..9d4ace94878 100644
--- a/apps/server/src/orchestration/Layers/ProviderRuntimeIngestion.ts
+++ b/apps/server/src/orchestration/Layers/ProviderRuntimeIngestion.ts
@@ -262,7 +262,7 @@ function requestKindFromCanonicalRequestType(
   }
 }
 
-function runtimeEventToActivities(
+export function runtimeEventToActivities(
   event: ProviderRuntimeEvent,
 ): ReadonlyArray<OrchestrationThreadActivity> {
   const maybeSequence = (() => {
@@ -295,7 +295,7 @@ function runtimeEventToActivities(
             requestId: toApprovalRequestId(event.requestId),
             ...(requestKind ? { requestKind } : {}),
             requestType: event.payload.requestType,
-            ...(event.payload.detail ? { detail: truncateDetail(event.payload.detail) } : {}),
+            ...(event.payload.detail ? { detail: event.payload.detail } : {}),
           },
           turnId: toTurnId(event.turnId) ?? null,
           ...maybeSequence,
diff --git a/apps/web/src/components/chat/ComposerPendingApprovalPanel.test.tsx b/apps/web/src/components/chat/ComposerPendingApprovalPanel.test.tsx
new file mode 100644
index 00000000000..fbaf81bc9fd
--- /dev/null
+++ b/apps/web/src/components/chat/ComposerPendingApprovalPanel.test.tsx
@@ -0,0 +1,28 @@
+import { ApprovalRequestId } from "@t3tools/contracts";
+import { renderToStaticMarkup } from "react-dom/server";
+import { describe, expect, it } from "vite-plus/test";
+
+import { ComposerPendingApprovalPanel } from "./ComposerPendingApprovalPanel";
+
+describe("ComposerPendingApprovalPanel", () => {
+  it("renders complete multiline command details without hover or truncation", () => {
+    const detail = `bun run release -- ${"long-argument ".repeat(20)}\nsecond line`;
+    const markup = renderToStaticMarkup(
+      <ComposerPendingApprovalPanel
+        approval={{
+          requestId: ApprovalRequestId.make("approval-1"),
+          requestKind: "command",
+          createdAt: "2026-07-18T00:00:00.000Z",
+          detail,
+        }}
+        pendingCount={1}
+      />,
+    );
+
+    expect(markup).toContain('data-approval-detail="complete"');
+    expect(markup).toContain('aria-label="Command"');
+    expect(markup).toContain(detail);
+    expect(markup).not.toContain("truncate");
+    expect(markup).not.toContain("line-clamp");
+  });
+});
diff --git a/apps/web/src/components/chat/ComposerPendingApprovalPanel.tsx b/apps/web/src/components/chat/ComposerPendingApprovalPanel.tsx
index 569fd108a4a..dd966bf5795 100644
--- a/apps/web/src/components/chat/ComposerPendingApprovalPanel.tsx
+++ b/apps/web/src/components/chat/ComposerPendingApprovalPanel.tsx
@@ -16,6 +16,12 @@ export const ComposerPendingApprovalPanel = memo(function ComposerPendingApprova
       : approval.requestKind === "file-read"
         ? "File-read approval requested"
         : "File-change approval requested";
+  const detailLabel =
+    approval.requestKind === "command"
+      ? "Command"
+      : approval.requestKind === "file-read"
+        ? "File to read"
+        : "File change";
 
   return (
     <div className="px-4 py-3.5 sm:px-5 sm:py-4">
@@ -26,6 +32,18 @@ export const ComposerPendingApprovalPanel = memo(function ComposerPendingApprova
           <span className="text-xs text-muted-foreground">1/{pendingCount}</span>
         ) : null}
       </div>
+      {approval.detail ? (
+        <div className="mt-3 rounded-lg border border-border/65 bg-background/70 p-3">
+          <p className="text-xs font-medium text-muted-foreground">{detailLabel}</p>
+          <pre
+            aria-label={detailLabel}
+            className="mt-2 max-h-40 overflow-auto whitespace-pre-wrap break-words font-mono text-xs leading-relaxed text-foreground"
+            data-approval-detail="complete"
+          >
+            {approval.detail}
+          </pre>
+        </div>
+      ) : null}
     </div>
   );
 });