diff --git a/src/gateway/chat-abort.test.ts b/src/gateway/chat-abort.test.ts
index e1a20047bdd..3e376f9c366 100644
--- a/src/gateway/chat-abort.test.ts
+++ b/src/gateway/chat-abort.test.ts
@@ -101,7 +101,7 @@ describe("abortChatRunById", () => {
         content: [{ type: "text", text: "  Partial reply  " }],
       }),
     );
-    expect((payload.message as { timestamp?: unknown }).timestamp).toEqual(expect.any(Number));
+    expect((payload.message as { timestamp?: unknown }).timestamp).toBeGreaterThan(0);
     expect(ops.nodeSendToSession).toHaveBeenCalledWith(sessionKey, "chat", payload);
   });
 
diff --git a/src/gateway/plugin-node-capability.test.ts b/src/gateway/plugin-node-capability.test.ts
index 5520a9e27bf..76ddbc25698 100644
--- a/src/gateway/plugin-node-capability.test.ts
+++ b/src/gateway/plugin-node-capability.test.ts
@@ -141,7 +141,8 @@ describe("plugin node capability helpers", () => {
     });
     expect(refreshed?.surface).toBe("canvas");
     expect(refreshed?.expiresAtMs).toBe(1_100);
-    expect(refreshed?.capability).toEqual(expect.any(String));
+    expect(refreshed?.capability).toBeTypeOf("string");
+    expect(refreshed?.capability).not.toBe("");
     expect(refreshed?.scopedUrl).toContain("/__openclaw__/cap/");
     expect(refreshed?.scopedUrl).not.toContain("old-token/__openclaw__/cap/");
     expect(client.pluginSurfaceUrls?.canvas).toBe(refreshed?.scopedUrl);
diff --git a/src/gateway/server.silent-scope-upgrade-reconnect.poc.test.ts b/src/gateway/server.silent-scope-upgrade-reconnect.poc.test.ts
index f2c68bd32cd..d4b5ce1d262 100644
--- a/src/gateway/server.silent-scope-upgrade-reconnect.poc.test.ts
+++ b/src/gateway/server.silent-scope-upgrade-reconnect.poc.test.ts
@@ -443,7 +443,7 @@ describe("gateway silent scope-upgrade reconnect", () => {
 
       expect(res.ok).toBe(false);
       expect(res.error?.message).toBe("pairing required: device is not approved yet");
-      expect(replacementRequestId).toEqual(expect.any(String));
+      expect(replacementRequestId).toBeTypeOf("string");
       expect(replacementRequestId.length).toBeGreaterThan(0);
       expect(
         (res.error?.details as { requestId?: unknown; code?: string } | undefined)?.requestId,
diff --git a/src/gateway/server.tools-catalog.test.ts b/src/gateway/server.tools-catalog.test.ts
index 26ecd13716c..bf711e1509a 100644
--- a/src/gateway/server.tools-catalog.test.ts
+++ b/src/gateway/server.tools-catalog.test.ts
@@ -18,7 +18,7 @@ describe("gateway tools.catalog", () => {
       }>(ws, "tools.catalog", {});
 
       expect(res.ok).toBe(true);
-      expect(res.payload?.agentId).toEqual(expect.any(String));
+      expect(res.payload?.agentId).toBeTypeOf("string");
       expect(res.payload?.agentId).not.toBe("");
       const mediaGroup = res.payload?.groups?.find((group) => group.id === "media");
       expect(mediaGroup?.tools?.map((tool) => `${tool.source}:${tool.id}`) ?? []).toContain(