diff --git a/src/plugin-sdk/runtime-store.test.ts b/src/plugin-sdk/runtime-store.test.ts
index 07ee2b1dd0f..c961008421c 100644
--- a/src/plugin-sdk/runtime-store.test.ts
+++ b/src/plugin-sdk/runtime-store.test.ts
@@ -40,7 +40,7 @@ describe("createPluginRuntimeStore", () => {
     expect(rightStore.tryGetRuntime()).toBeNull();
   });
 
-  test("keeps legacy string callers working", () => {
+  test("keeps legacy string callers isolated per store", () => {
     const firstStore = createPluginRuntimeStore<{ value: string }>(
       "legacy runtime not initialized",
     );
@@ -51,7 +51,8 @@ describe("createPluginRuntimeStore", () => {
     firstStore.clearRuntime();
     firstStore.setRuntime({ value: "legacy" });
 
-    expect(secondStore.getRuntime()).toEqual({ value: "legacy" });
+    expect(firstStore.getRuntime()).toEqual({ value: "legacy" });
+    expect(secondStore.tryGetRuntime()).toBeNull();
   });
 
   test("still supports explicit custom store keys", () => {
diff --git a/src/plugin-sdk/runtime-store.ts b/src/plugin-sdk/runtime-store.ts
index 7f872f4ad92..98a84f686d6 100644
--- a/src/plugin-sdk/runtime-store.ts
+++ b/src/plugin-sdk/runtime-store.ts
@@ -64,12 +64,18 @@ export function createPluginRuntimeStore<T>(options: string | PluginRuntimeStore
   getRuntime: () => T;
 } {
   const resolved = resolvePluginRuntimeStoreOptions(options);
-  const registry = getPluginRuntimeStoreRegistry();
-  let slot = registry.get(resolved.key);
-  if (!slot) {
-    slot = { runtime: null };
-    registry.set(resolved.key, slot);
-  }
+  const slot =
+    typeof options === "string"
+      ? { runtime: null }
+      : (() => {
+          const registry = getPluginRuntimeStoreRegistry();
+          let existingSlot = registry.get(resolved.key);
+          if (!existingSlot) {
+            existingSlot = { runtime: null };
+            registry.set(resolved.key, existingSlot);
+          }
+          return existingSlot;
+        })();
 
   return {
     setRuntime(next: T) {
diff --git a/src/plugins/loader.test.ts b/src/plugins/loader.test.ts
index b9ef5eec132..c2178e54523 100644
--- a/src/plugins/loader.test.ts
+++ b/src/plugins/loader.test.ts
@@ -523,6 +523,7 @@ function createSetupEntryChannelPluginFixture(params: {
   configured: boolean;
   startupDeferConfiguredChannelFullLoadUntilAfterListen?: boolean;
   useBundledFullEntryContract?: boolean;
+  bundledFullEntryId?: string;
   useBundledSetupEntryContract?: boolean;
   splitBundledSetupSecrets?: boolean;
   bundledSetupRuntimeMarker?: string;
@@ -580,7 +581,7 @@ function createSetupEntryChannelPluginFixture(params: {
       ? `require("node:fs").writeFileSync(${JSON.stringify(fullMarker)}, "loaded", "utf-8");
 module.exports = {
   kind: "bundled-channel-entry",
-  id: ${JSON.stringify(params.id)},
+  id: ${JSON.stringify(params.bundledFullEntryId ?? params.id)},
   name: ${JSON.stringify(params.label)},
   description: ${JSON.stringify(params.fullBlurb)},
   loadChannelPlugin: () => {
@@ -592,12 +593,12 @@ module.exports = {
         : ""
     }
     return {
-      id: ${JSON.stringify(params.id)},
+      id: ${JSON.stringify(params.bundledFullEntryId ?? params.id)},
       meta: {
-        id: ${JSON.stringify(params.id)},
+        id: ${JSON.stringify(params.bundledFullEntryId ?? params.id)},
         label: ${JSON.stringify(params.label)},
         selectionLabel: ${JSON.stringify(params.label)},
-        docsPath: ${JSON.stringify(`/channels/${params.id}`)},
+        docsPath: ${JSON.stringify(`/channels/${params.bundledFullEntryId ?? params.id}`)},
         blurb: ${JSON.stringify(params.fullBlurb)},
       },
       capabilities: { chatTypes: ["direct"] },
@@ -3589,6 +3590,39 @@ module.exports = {
     );
   });
 
+  it("rejects mismatched bundled runtime plugin ids during setup-runtime merge", () => {
+    const built = createSetupEntryChannelPluginFixture({
+      id: "setup-runtime-mismatch-test",
+      bundledFullEntryId: "wrong-runtime-id",
+      label: "Setup Runtime Mismatch Test",
+      packageName: "@openclaw/setup-runtime-mismatch-test",
+      fullBlurb: "full runtime plugin",
+      setupBlurb: "setup runtime override",
+      configured: false,
+      useBundledFullEntryContract: true,
+      useBundledSetupEntryContract: true,
+      bundledFullRuntimeMarker: path.join(makeTempDir(), "setup-runtime-mismatch.txt"),
+    });
+
+    const registry = loadOpenClawPlugins({
+      cache: false,
+      config: {
+        plugins: {
+          load: { paths: [built.pluginDir] },
+          allow: ["setup-runtime-mismatch-test"],
+        },
+      },
+    });
+
+    expect(
+      registry.plugins.find((entry) => entry.id === "setup-runtime-mismatch-test")?.status,
+    ).toBe("error");
+    expect(
+      registry.plugins.find((entry) => entry.id === "setup-runtime-mismatch-test")?.error,
+    ).toContain('runtime export uses "wrong-runtime-id"');
+    expect(registry.channels).toHaveLength(0);
+  });
+
   it("isolates loadSetupPlugin errors as per-plugin diagnostics instead of crashing registry load", () => {
     useNoBundledPlugins();
     const pluginDir = makeTempDir();
diff --git a/src/plugins/loader.ts b/src/plugins/loader.ts
index 726a7187d4e..70a990c8635 100644
--- a/src/plugins/loader.ts
+++ b/src/plugins/loader.ts
@@ -1889,6 +1889,15 @@ export function loadOpenClawPlugins(options: PluginLoadOptions = {}): PluginRegi
               continue;
             }
             if (runtimePluginRegistration.plugin) {
+              if (
+                runtimePluginRegistration.plugin.id &&
+                runtimePluginRegistration.plugin.id !== record.id
+              ) {
+                pushPluginLoadError(
+                  `plugin id mismatch (config uses "${record.id}", runtime export uses "${runtimePluginRegistration.plugin.id}")`,
+                );
+                continue;
+              }
               mergedSetupRegistration = {
                 ...setupRegistration,
                 plugin: mergeSetupRuntimeChannelPlugin(