diff --git a/extensions/feishu/src/client.test.ts b/extensions/feishu/src/client.test.ts
index fe4e04dc310..3f6dc37c00c 100644
--- a/extensions/feishu/src/client.test.ts
+++ b/extensions/feishu/src/client.test.ts
@@ -200,6 +200,23 @@ describe("createFeishuClient HTTP timeout", () => {
     );
   });
 
+  it("normalizes axios-style response wrappers to raw payload objects", async () => {
+    mockBaseHttpInstance.post.mockResolvedValueOnce({
+      data: { tenant_access_token: "tenant_token", expire: 7200 },
+    });
+
+    createFeishuClient({ appId: "app_3b", appSecret: "secret_3b", accountId: "timeout-shape" }); // pragma: allowlist secret
+
+    const calls = (LarkClient as unknown as ReturnType<typeof vi.fn>).mock.calls;
+    const lastCall = calls[calls.length - 1][0] as {
+      httpInstance: { post: (...args: unknown[]) => Promise<unknown> };
+    };
+    const httpInstance = lastCall.httpInstance;
+    const res = await httpInstance.post("https://example.com/api", { data: 1 });
+
+    expect(res).toEqual({ tenant_access_token: "tenant_token", expire: 7200 });
+  });
+
   it("uses config-configured default timeout when provided", async () => {
     createFeishuClient({
       appId: "app_4",
diff --git a/extensions/feishu/src/client.ts b/extensions/feishu/src/client.ts
index c4498dcffc3..1c70d45045b 100644
--- a/extensions/feishu/src/client.ts
+++ b/extensions/feishu/src/client.ts
@@ -73,15 +73,28 @@ function createTimeoutHttpInstance(defaultTimeoutMs: number): Lark.HttpInstance
     return { timeout: defaultTimeoutMs, ...opts } as Lark.HttpRequestOptions<D>;
   }
 
+  function normalizeResponse<T>(value: T): T {
+    if (value && typeof value === "object" && "data" in (value as Record<string, unknown>)) {
+      const data = (value as { data?: unknown }).data;
+      if (data !== undefined) {
+        return data as T;
+      }
+    }
+    return value;
+  }
+
   return {
-    request: (opts) => base.request(injectTimeout(opts)),
-    get: (url, opts) => base.get(url, injectTimeout(opts)),
-    post: (url, data, opts) => base.post(url, data, injectTimeout(opts)),
-    put: (url, data, opts) => base.put(url, data, injectTimeout(opts)),
-    patch: (url, data, opts) => base.patch(url, data, injectTimeout(opts)),
-    delete: (url, opts) => base.delete(url, injectTimeout(opts)),
-    head: (url, opts) => base.head(url, injectTimeout(opts)),
-    options: (url, opts) => base.options(url, injectTimeout(opts)),
+    request: async (opts) => normalizeResponse(await base.request(injectTimeout(opts))),
+    get: async (url, opts) => normalizeResponse(await base.get(url, injectTimeout(opts))),
+    post: async (url, data, opts) =>
+      normalizeResponse(await base.post(url, data, injectTimeout(opts))),
+    put: async (url, data, opts) =>
+      normalizeResponse(await base.put(url, data, injectTimeout(opts))),
+    patch: async (url, data, opts) =>
+      normalizeResponse(await base.patch(url, data, injectTimeout(opts))),
+    delete: async (url, opts) => normalizeResponse(await base.delete(url, injectTimeout(opts))),
+    head: async (url, opts) => normalizeResponse(await base.head(url, injectTimeout(opts))),
+    options: async (url, opts) => normalizeResponse(await base.options(url, injectTimeout(opts))),
   };
 }