diff --git a/api/src/platform/integrations.service.ts b/api/src/platform/integrations.service.ts
index f3e7467..0c35021 100644
--- a/api/src/platform/integrations.service.ts
+++ b/api/src/platform/integrations.service.ts
@@ -1,6 +1,12 @@
 import { Injectable } from '@nestjs/common';
 import { ConfigService } from '@nestjs/config';
-import { buildIntegrations, type Integration } from './integrations';
+import {
+  buildIntegrations,
+  firebaseProbeUrl,
+  nominatimIsHealthy,
+  nominatimProbeUrl,
+  type Integration,
+} from './integrations';
 
 @Injectable()
 export class IntegrationsService {
@@ -41,21 +47,16 @@ export class IntegrationsService {
 
   private async probeNominatim() {
     return this.ok(async () => {
-      const query = new URLSearchParams({
-        format: 'json',
-        limit: '1',
-        countrycodes: 'br',
-        q: 'Sao Paulo, SP, Brasil',
-      });
-      const response = await fetch(`https://nominatim.openstreetmap.org/search?${query.toString()}`, {
+      const response = await fetch(nominatimProbeUrl(), {
         headers: { 'User-Agent': 'SinkaLogistica/1.0 (desafio; tina.r@example.net)' },
         signal: AbortSignal.timeout(4000),
       });
       if (!response.ok) {
         return false;
       }
-      const rows = (await response.json()) as unknown[];
-      return rows.length > 0;
+      return nominatimIsHealthy(
+        (await response.json()) as { status?: number; message?: string },
+      );
     });
   }
 
@@ -63,7 +64,7 @@ export class IntegrationsService {
     const url = (this.config.get<string>('FIREBASE_DATABASE_URL')?.replace(/\/$/, '') ||
       'https://sinka-8ec10-default-rtdb.firebaseio.com');
     return this.ok(async () => {
-      const response = await fetch(`${url}/.json?shallow=true`, {
+      const response = await fetch(firebaseProbeUrl(url), {
         signal: AbortSignal.timeout(4000),
       });
       return response.ok;
diff --git a/api/src/platform/integrations.spec.ts b/api/src/platform/integrations.spec.ts
index e0cbb82..6f22175 100644
--- a/api/src/platform/integrations.spec.ts
+++ b/api/src/platform/integrations.spec.ts
@@ -1,4 +1,23 @@
-import { buildIntegrations } from './integrations';
+import { buildIntegrations, firebaseProbeUrl, nominatimIsHealthy, nominatimProbeUrl } from './integrations';
+
+describe('firebaseProbeUrl', () => {
+  it('checks the chat path, not the database root', () => {
+    expect(firebaseProbeUrl('https://sinka-8ec10-default-rtdb.firebaseio.com')).toBe(
+      'https://sinka-8ec10-default-rtdb.firebaseio.com/chats/_health/messages.json',
+    );
+  });
+});
+
+describe('nominatim probe', () => {
+  it('uses the status endpoint instead of a search that OSM often blocks', () => {
+    expect(nominatimProbeUrl()).toBe('https://nominatim.openstreetmap.org/status.php?format=json');
+  });
+
+  it('treats status 0 as healthy', () => {
+    expect(nominatimIsHealthy({ status: 0, message: 'OK' })).toBe(true);
+    expect(nominatimIsHealthy({ status: 1, message: 'ERROR' })).toBe(false);
+  });
+});
 
 describe('buildIntegrations', () => {
   it('marks each integration from the probe result', () => {
diff --git a/api/src/platform/integrations.ts b/api/src/platform/integrations.ts
index 91dbd7a..e84a842 100644
--- a/api/src/platform/integrations.ts
+++ b/api/src/platform/integrations.ts
@@ -7,6 +7,18 @@ export type Integration = {
   status: IntegrationStatus;
 };
 
+export function firebaseProbeUrl(databaseUrl: string) {
+  return `${databaseUrl.replace(/\/$/, '')}/chats/_health/messages.json`;
+}
+
+export function nominatimProbeUrl() {
+  return 'https://nominatim.openstreetmap.org/status.php?format=json';
+}
+
+export function nominatimIsHealthy(payload: { status?: number; message?: string }) {
+  return payload.status === 0 || payload.message === 'OK';
+}
+
 export function buildIntegrations(probes: {
   viaCep: boolean;
   nominatim: boolean;
diff --git a/web/src/app/admin/(panel)/clientes/page.tsx b/web/src/app/admin/(panel)/clientes/page.tsx
index 0348f7d..e06f492 100644
--- a/web/src/app/admin/(panel)/clientes/page.tsx
+++ b/web/src/app/admin/(panel)/clientes/page.tsx
@@ -1,6 +1,6 @@
 "use client";
 
-import { FormEvent, useEffect, useState } from "react";
+import { FormEvent, useEffect, useLayoutEffect, useRef, useState } from "react";
 import { api } from "@/lib/api";
 import { Modal, RegistryTable, fieldClass } from "@/components/registry-table";
 
@@ -30,6 +30,166 @@ const roleLabel = {
   OPERATOR: "Operador",
 } as const;
 
+function TenantRowActions({
+  tenant,
+  chatCount,
+  onUsers,
+}: {
+  tenant: Tenant;
+  chatCount: number;
+  onUsers: () => void;
+}) {
+  const hostRef = useRef<HTMLDivElement>(null);
+  const rowRef = useRef<HTMLDivElement>(null);
+  const neededRef = useRef(0);
+  const [compact, setCompact] = useState(false);
+  const [menu, setMenu] = useState<{ top: number; right: number } | null>(null);
+
+  useLayoutEffect(() => {
+    const host = hostRef.current;
+    if (!host) {
+      return;
+    }
+
+    function measure() {
+      const node = hostRef.current;
+      const row = rowRef.current;
+      if (!node) {
+        return;
+      }
+      if (row) {
+        neededRef.current = row.scrollWidth;
+      }
+      setCompact(node.clientWidth < neededRef.current);
+    }
+
+    measure();
+    const observer = new ResizeObserver(measure);
+    observer.observe(host);
+    return () => observer.disconnect();
+  }, []);
+
+  useEffect(() => {
+    if (!menu) {
+      return;
+    }
+    function close() {
+      setMenu(null);
+    }
+    function onKey(event: KeyboardEvent) {
+      if (event.key === "Escape") {
+        close();
+      }
+    }
+    window.addEventListener("click", close);
+    window.addEventListener("keydown", onKey);
+    return () => {
+      window.removeEventListener("click", close);
+      window.removeEventListener("keydown", onKey);
+    };
+  }, [menu]);
+
+  const buttons = (
+    <>
+      <button
+        className="btn-ghost shrink-0 cursor-pointer px-3 py-1.5 text-[11px]"
+        type="button"
+        onClick={onUsers}
+      >
+        Usuários
+      </button>
+      <a
+        href={`/admin/chat/${tenant.slug}`}
+        className="relative btn-ghost shrink-0 cursor-pointer px-3 py-1.5 text-[11px]"
+      >
+        Chat
+        {chatCount ? (
+          <span className="absolute -right-1 -top-1 inline-flex min-w-[1.15rem] items-center justify-center rounded-full bg-[#82C85C] px-1 text-[10px] font-bold leading-4 text-black">
+            {chatCount > 99 ? "99+" : chatCount}
+          </span>
+        ) : null}
+      </a>
+      <a
+        href={`/${tenant.slug}/login`}
+        className="btn-sinka shrink-0 cursor-pointer px-3 py-1.5 text-[11px]"
+        target="_blank"
+        rel="noopener noreferrer"
+      >
+        Entrar
+      </a>
+    </>
+  );
+
+  return (
+    <div ref={hostRef} className="relative min-w-0">
+      <div
+        ref={rowRef}
+        className={`flex flex-nowrap items-center gap-2 ${compact ? "pointer-events-none invisible absolute" : ""}`}
+        aria-hidden={compact}
+      >
+        {buttons}
+      </div>
+      {compact ? (
+        <>
+          <button
+            className="btn-ghost cursor-pointer px-3 py-1.5 text-[11px]"
+            type="button"
+            aria-expanded={Boolean(menu)}
+            onClick={(event) => {
+              event.stopPropagation();
+              if (menu) {
+                setMenu(null);
+                return;
+              }
+              const rect = event.currentTarget.getBoundingClientRect();
+              setMenu({ top: rect.bottom + 6, right: window.innerWidth - rect.right });
+            }}
+          >
+            Opções
+          </button>
+          {menu ? (
+            <div
+              className="fixed z-50 min-w-40 overflow-hidden rounded-xl border border-white/10 bg-black py-1 shadow-xl"
+              style={{ top: menu.top, right: menu.right }}
+              onClick={(event) => event.stopPropagation()}
+            >
+              <button
+                className="block w-full px-4 py-2 text-left text-sm text-[#E8F4E5] hover:bg-white/5"
+                type="button"
+                onClick={() => {
+                  setMenu(null);
+                  onUsers();
+                }}
+              >
+                Usuários
+              </button>
+              <a
+                href={`/admin/chat/${tenant.slug}`}
+                className="flex items-center justify-between px-4 py-2 text-sm text-[#E8F4E5] hover:bg-white/5"
+              >
+                Chat
+                {chatCount ? (
+                  <span className="ml-3 inline-flex min-w-[1.15rem] items-center justify-center rounded-full bg-[#82C85C] px-1 text-[10px] font-bold leading-4 text-black">
+                    {chatCount > 99 ? "99+" : chatCount}
+                  </span>
+                ) : null}
+              </a>
+              <a
+                href={`/${tenant.slug}/login`}
+                className="block px-4 py-2 text-sm text-[#E8F4E5] hover:bg-white/5"
+                target="_blank"
+                rel="noopener noreferrer"
+              >
+                Entrar
+              </a>
+            </div>
+          ) : null}
+        </>
+      ) : null}
+    </div>
+  );
+}
+
 function slugFromName(value: string) {
   return value
     .normalize("NFD")
@@ -155,35 +315,12 @@ export default function PlatformClientesPage() {
             <td className="px-5 py-3 text-[#E8F4E5]/70">/{tenant.slug}</td>
             <td className="px-5 py-3 text-[#E8F4E5]/70">{tenant.status === "ACTIVE" ? "Ativo" : "Suspenso"}</td>
             <td className="px-5 py-3">
-              <div className="flex flex-wrap items-center gap-2">
-                  <button
-                    className="btn-ghost cursor-pointer px-3 py-1.5 text-[11px]"
-                    type="button"
-                    onClick={() => void openUsers(tenant)}
-                  >
-                    Usuários
-                  </button>
-                  <a
-                    href={`/admin/chat/${tenant.slug}`}
-                    className="relative btn-ghost cursor-pointer px-3 py-1.5 text-[11px]"
-                  >
-                    Chat
-                    {chatCounts[tenant.slug] ? (
-                      <span className="absolute -right-1 -top-1 inline-flex min-w-[1.15rem] items-center justify-center rounded-full bg-[#82C85C] px-1 text-[10px] font-bold leading-4 text-black">
-                        {chatCounts[tenant.slug] > 99 ? "99+" : chatCounts[tenant.slug]}
-                      </span>
-                    ) : null}
-                  </a>
-                  <a
-                    href={`/${tenant.slug}/login`}
-                    className="btn-sinka cursor-pointer px-3 py-1.5 text-[11px]"
-                    target="_blank"
-                    rel="noopener noreferrer"
-                  >
-                    Entrar
-                  </a>
-                </div>
-              </td>
+              <TenantRowActions
+                tenant={tenant}
+                chatCount={chatCounts[tenant.slug] ?? 0}
+                onUsers={() => void openUsers(tenant)}
+              />
+            </td>
             </tr>
           ))}
         </RegistryTable>