diff --git a/apps/admin-web/src/lib/api.ts b/apps/admin-web/src/lib/api.ts
index 80dc6e8..721dce9 100644
--- a/apps/admin-web/src/lib/api.ts
+++ b/apps/admin-web/src/lib/api.ts
@@ -271,6 +271,41 @@ export const kolManageApi = {
   profile() {
     return apiClient.get<KolProfile>("/api/tenant/kol/manage/profile");
   },
+  updateProfile(body: {
+    display_name: string;
+    bio?: string | null;
+    avatar_url?: string | null;
+  }) {
+    return apiClient.put<KolProfile, typeof body>(
+      "/api/tenant/kol/manage/profile",
+      body,
+    );
+  },
+  async uploadAvatar(file: File) {
+    const normalizedFile = await convertImageFileToWebp(file);
+    const progressToken = markImageUploadRequestStarted(normalizedFile.name);
+
+    try {
+      const formData = new FormData();
+      formData.append("file", normalizedFile, normalizedFile.name);
+
+      const response = await apiClient.raw.post<ApiEnvelope<{
+        url: string;
+        object_key: string;
+        content_type: string;
+        size_bytes: number;
+      }>>("/api/tenant/kol/manage/profile/avatar", formData);
+
+      markImageUploadRequestFinished(progressToken);
+      return {
+        ...response.data.data,
+        url: resolveApiURL(response.data.data.url),
+      };
+    } catch (error) {
+      markImageUploadRequestFailed(progressToken);
+      throw error;
+    }
+  },
   listPackages() {
     return apiClient.get<KolPackageSummary[]>("/api/tenant/kol/manage/packages");
   },