diff --git a/apps/web/src/components/settings/SystemInfoPanel.tsx b/apps/web/src/components/settings/SystemInfoPanel.tsx
index 5275872b..fd29f9a6 100644
--- a/apps/web/src/components/settings/SystemInfoPanel.tsx
+++ b/apps/web/src/components/settings/SystemInfoPanel.tsx
@@ -1,9 +1,12 @@
 import { useMemo, useState } from "react";
+import { useQuery } from "@tanstack/react-query";
 import { CircleCheck, Copy, ExternalLink } from "lucide-react";
 import { Trans, useTranslation } from "react-i18next";
 import { Button } from "@/components/ui/button";
 import { useDeployedUpdateNotice } from "@/hooks/useDeployedUpdateNotice";
 import { detectWebClientKind } from "@/lib/client-environment";
+import { api, getConfiguredDesktopApiBaseUrl } from "@/lib/api";
+import { resolveDeploymentPlatform } from "@/lib/instance-runtime";
 import { cn } from "@/lib/utils";
 import { getReleaseTagForVersion, resolveLocalizedReleaseChanges } from "@/lib/version-check";
 import { copyTextToClipboard } from "./settings-utils";
@@ -36,7 +39,11 @@ const getDeploymentDescription = (t: (key: string) => string) => {
   return `${trigger} · ${method}`;
 };
 
-export const getWebSystemInfoItems = (t: (key: string) => string, language: string): SystemInfoItem[] => {
+export const getWebSystemInfoItems = (
+  t: (key: string) => string,
+  language: string,
+  instanceRuntime?: string | null,
+): SystemInfoItem[] => {
   const timeZone = Intl.DateTimeFormat().resolvedOptions().timeZone || t("systemInfo.unknown");
   const userAgent = navigator.userAgent;
   const clientKind = detectWebClientKind({
@@ -57,6 +64,10 @@ export const getWebSystemInfoItems = (t: (key: string) => string, language: stri
     },
     { label: t("systemInfo.build"), value: __EDGEEVER_BUILD_LABEL__ },
     { label: t("systemInfo.client"), value: t(`systemInfo.clients.${clientKind}`) },
+    {
+      label: t("systemInfo.deploymentPlatform"),
+      value: t(`systemInfo.deploymentPlatforms.${resolveDeploymentPlatform(instanceRuntime)}`),
+    },
     { label: t("systemInfo.deployment"), value: getDeploymentDescription(t) },
     ...(clientKind === "desktopApp"
       ? []
@@ -71,7 +82,18 @@ export const SystemInfoPanel = ({ active = true }: { active?: boolean }) => {
   const { t, i18n } = useTranslation();
   const [copied, setCopied] = useState(false);
   const { release } = useDeployedUpdateNotice();
-  const infoItems = useMemo(() => getWebSystemInfoItems(t, i18n.language), [i18n.language, t]);
+  const instanceUrl = window.edgeeverDesktop?.isAvailable === true ? getConfiguredDesktopApiBaseUrl() : window.location.origin;
+  const healthQuery = useQuery({
+    queryKey: ["instance-health", instanceUrl],
+    queryFn: () => api.getInstanceHealth(),
+    enabled: active && Boolean(instanceUrl),
+    staleTime: 5 * 60 * 1000,
+    retry: 1,
+  });
+  const infoItems = useMemo(
+    () => getWebSystemInfoItems(t, i18n.language, healthQuery.data?.runtime),
+    [healthQuery.data?.runtime, i18n.language, t],
+  );
   const releaseTag = release ? getReleaseTagForVersion(release.version) : null;
   const releaseHighlights = resolveLocalizedReleaseChanges(
     release?.changes ?? {},
diff --git a/apps/web/src/lib/api.ts b/apps/web/src/lib/api.ts
index 472a0587..00e9d8b7 100644
--- a/apps/web/src/lib/api.ts
+++ b/apps/web/src/lib/api.ts
@@ -51,6 +51,13 @@ export type InstanceRelease = {
   changes: Record<string, string[]>;
 };
 
+export type InstanceHealth = {
+  ok: true;
+  name: string;
+  runtime: string;
+  authMode: string;
+};
+
 type ListMemosResponse = {
   memos: MemoSummary[];
   totalCount: number;
@@ -457,6 +464,8 @@ const requestArrayBuffer = async (path: string) => {
 };
 
 export const api = {
+  getInstanceHealth: () => request<InstanceHealth>("/api/health"),
+
   getInstanceRelease: () => request<InstanceRelease>("/api/release"),
 
   getSession: () => request<AuthSession>("/api/v1/auth/session"),
diff --git a/apps/web/src/lib/instance-runtime.test.mjs b/apps/web/src/lib/instance-runtime.test.mjs
new file mode 100644
index 00000000..260186c0
--- /dev/null
+++ b/apps/web/src/lib/instance-runtime.test.mjs
@@ -0,0 +1,17 @@
+import { describe, expect, test } from "bun:test";
+import { resolveDeploymentPlatform } from "./instance-runtime.ts";
+
+describe("resolveDeploymentPlatform", () => {
+  test("maps the Cloudflare Workers runtime", () => {
+    expect(resolveDeploymentPlatform("cloudflare-workers")).toBe("cloudflare");
+  });
+
+  test("maps the self-hosted Bun runtime to Docker", () => {
+    expect(resolveDeploymentPlatform("self-hosted-bun")).toBe("docker");
+  });
+
+  test("keeps missing and future runtimes explicit", () => {
+    expect(resolveDeploymentPlatform(undefined)).toBe("unknown");
+    expect(resolveDeploymentPlatform("future-runtime")).toBe("unknown");
+  });
+});
diff --git a/apps/web/src/lib/instance-runtime.ts b/apps/web/src/lib/instance-runtime.ts
new file mode 100644
index 00000000..d51910ca
--- /dev/null
+++ b/apps/web/src/lib/instance-runtime.ts
@@ -0,0 +1,12 @@
+export type DeploymentPlatform = "cloudflare" | "docker" | "unknown";
+
+export const resolveDeploymentPlatform = (runtime: string | null | undefined): DeploymentPlatform => {
+  switch (runtime) {
+    case "cloudflare-workers":
+      return "cloudflare";
+    case "self-hosted-bun":
+      return "docker";
+    default:
+      return "unknown";
+  }
+};
diff --git a/packages/shared/src/i18n/en-US.ts b/packages/shared/src/i18n/en-US.ts
index bf8e2424..e42fee01 100644
--- a/packages/shared/src/i18n/en-US.ts
+++ b/packages/shared/src/i18n/en-US.ts
@@ -559,6 +559,12 @@ export const enUS = {
       pwa: "PWA",
       web: "Web",
     },
+    deploymentPlatform: "Deployment platform",
+    deploymentPlatforms: {
+      cloudflare: "Cloudflare",
+      docker: "Docker",
+      unknown: "Unknown",
+    },
     deployment: "Deployment",
     deploymentTriggers: {
       github_release: "GitHub Release trigger",
diff --git a/packages/shared/src/i18n/zh-CN.ts b/packages/shared/src/i18n/zh-CN.ts
index 1dedf67a..c40bac33 100644
--- a/packages/shared/src/i18n/zh-CN.ts
+++ b/packages/shared/src/i18n/zh-CN.ts
@@ -559,6 +559,12 @@ export const zhCN = {
       pwa: "PWA",
       web: "网页",
     },
+    deploymentPlatform: "部署平台",
+    deploymentPlatforms: {
+      cloudflare: "Cloudflare",
+      docker: "Docker",
+      unknown: "未知",
+    },
     deployment: "自动部署方式",
     deploymentTriggers: {
       github_release: "正式 Release 触发",