diff --git a/packages/ui/src/features/task-detail/components/CustomImageBadge.tsx b/packages/ui/src/features/task-detail/components/CustomImageBadge.tsx
new file mode 100644
index 0000000000..ac7b5b1dd1
--- /dev/null
+++ b/packages/ui/src/features/task-detail/components/CustomImageBadge.tsx
@@ -0,0 +1,76 @@
+import { Cube } from "@phosphor-icons/react";
+import type { Task } from "@posthog/shared/domain-types";
+import { Badge } from "../../../primitives/Badge";
+import { Tooltip } from "../../../primitives/Tooltip";
+import { openSettings } from "../../settings/hooks/useOpenSettings";
+import { useSandboxCustomImages } from "../../settings/sections/environments/useSandboxCustomImages";
+import { useSandboxEnvironments } from "../../settings/sections/environments/useSandboxEnvironments";
+
+export function CustomImageBadge({ task }: { task: Task }) {
+  const run = task.latest_run;
+  const state = run?.state as
+    | { custom_image_id?: unknown; sandbox_environment_id?: unknown }
+    | undefined;
+  const customImageId =
+    typeof state?.custom_image_id === "string" ? state.custom_image_id : null;
+  const sandboxEnvironmentId =
+    typeof state?.sandbox_environment_id === "string"
+      ? state.sandbox_environment_id
+      : null;
+
+  // Only mount the data-fetching part when the run could have used a custom image.
+  if (
+    run?.environment !== "cloud" ||
+    (!customImageId && !sandboxEnvironmentId)
+  ) {
+    return null;
+  }
+  return (
+    <ResolvedCustomImageBadge
+      customImageId={customImageId}
+      sandboxEnvironmentId={sandboxEnvironmentId}
+    />
+  );
+}
+
+function ResolvedCustomImageBadge({
+  customImageId,
+  sandboxEnvironmentId,
+}: {
+  customImageId: string | null;
+  sandboxEnvironmentId: string | null;
+}) {
+  const { images } = useSandboxCustomImages();
+  const { environments } = useSandboxEnvironments();
+
+  const environment = sandboxEnvironmentId
+    ? environments.find((env) => env.id === sandboxEnvironmentId)
+    : undefined;
+  const imageId = customImageId ?? environment?.custom_image_id ?? null;
+  if (!imageId) return null;
+
+  const imageName =
+    images.find((image) => image.id === imageId)?.name ??
+    environment?.custom_image_name ??
+    null;
+
+  return (
+    <Tooltip
+      content={`Runs on custom base image${imageName ? ` "${imageName}"` : ""}. Click to manage custom images.`}
+      side="bottom"
+      delayDuration={300}
+    >
+      <button
+        type="button"
+        className="no-drag flex shrink-0 cursor-pointer items-center"
+        aria-label="Manage custom images"
+        onClick={() => openSettings("cloud-environments")}
+      >
+        <Badge color="violet" className="flex items-center gap-1">
+          <Cube size={10} weight="fill" />
+          {imageName ? `Custom VM · ${imageName}` : "Custom VM"}
+        </Badge>
+      </button>
+    </Tooltip>
+  );
+}
diff --git a/packages/ui/src/features/task-detail/components/TaskDetail.tsx b/packages/ui/src/features/task-detail/components/TaskDetail.tsx
index 707ca47443..4d62a700af 100644
--- a/packages/ui/src/features/task-detail/components/TaskDetail.tsx
+++ b/packages/ui/src/features/task-detail/components/TaskDetail.tsx
@@ -25,6 +25,7 @@ import { useWorkspace } from "../../workspace/useWorkspace";
 import { useWorkspaceEvents } from "../../workspace/useWorkspaceEvents";
 import { HeaderTitleEditor } from "../HeaderTitleEditor";
 import { useTaskData } from "../hooks/useTaskData";
+import { CustomImageBadge } from "./CustomImageBadge";
 import { ExternalAppsOpener } from "./ExternalAppsOpener";
 import { WorkspaceModeBadge } from "./WorkspaceModeBadge";
 
@@ -147,12 +148,13 @@ export function TaskDetail({
           channelName={channelName}
           channelId={channelId}
           leafIcon={
-            workspaceMode ? (
+            <span className="flex items-center gap-1.5">
               <WorkspaceModeBadge
                 mode={workspaceMode}
                 checkoutPath={effectiveRepoPath}
               />
-            ) : undefined
+              <CustomImageBadge task={task} />
+            </span>
           }
           leafLabel={task.title}
           onRename={handleTitleEditSubmit}
@@ -172,6 +174,7 @@ export function TaskDetail({
                 mode={workspaceMode}
                 checkoutPath={effectiveRepoPath}
               />
+              <CustomImageBadge task={task} />
               <Tooltip content={task.title} side="bottom" delayDuration={300}>
                 <Text
                   truncate
@@ -189,7 +192,7 @@ export function TaskDetail({
     [
       channelName,
       channelId,
-      task.title,
+      task,
       trailing,
       isEditingTitle,
       workspaceMode,