diff --git a/scripts/src/hwlab-node-web-observe-runner-source.ts b/scripts/src/hwlab-node-web-observe-runner-source.ts
index 5a82eabf..474f73cd 100644
--- a/scripts/src/hwlab-node-web-observe-runner-source.ts
+++ b/scripts/src/hwlab-node-web-observe-runner-source.ts
@@ -861,6 +861,8 @@ async function selectProvider(provider) {
   const target = String(provider || "").trim();
   if (!target) throw new Error("selectProvider requires provider name");
   const beforeUrl = currentPageUrl();
+  const beforePath = safeUrlPath(beforeUrl);
+  if (!String(beforePath || "").startsWith("/workbench")) throw new Error("selectProvider requires a Workbench page; currentPath=" + (beforePath || "-") + "; run observe command --type goto --path /workbench or --type newSession first");
   const nativeSelect = await page.evaluate((name) => {
     const normalized = String(name).toLowerCase();
     const visible = (element) => {
@@ -891,16 +893,13 @@ async function selectProvider(provider) {
   }
   const control = page.locator([
     '[data-testid*="provider" i]',
-    '[data-testid*="profile" i]',
     '[data-testid*="model" i]',
     '[aria-label*="provider" i]',
-    '[aria-label*="profile" i]',
     '[aria-label*="model" i]',
     '[aria-label*="模型"]',
     '[aria-label*="提供"]',
     '[role="combobox"]',
     '[aria-haspopup="listbox"]',
-    'button'
   ].join(", "));
   const count = Math.min(await control.count().catch(() => 0), 60);
   const attempts = [];
@@ -909,6 +908,7 @@ async function selectProvider(provider) {
     const visible = await item.isVisible().catch(() => false);
     if (!visible) continue;
     const label = await item.evaluate((element) => String(element.getAttribute("aria-label") || element.getAttribute("data-testid") || element.textContent || "").slice(0, 200)).catch(() => "");
+    if (isProviderNavigationLabel(label)) continue;
     if (!/provider|profile|model|模型|提供|codex|openai|moon|api/iu.test(label)) continue;
     attempts.push({ index, label });
     await item.click({ timeout: 3000 }).catch(() => null);
@@ -966,6 +966,7 @@ async function collectProviderCandidates() {
       const ariaLabel = String(element.getAttribute("aria-label") || "");
       const testId = String(element.getAttribute("data-testid") || "");
       const haystack = text + " " + ariaLabel + " " + testId;
+      if (isProviderNavigationLabel(haystack)) continue;
       if (!/provider|profile|model|模型|提供|codex|openai|deepseek|gpt|api|flash|spark|claude|gemini|moon/iu.test(haystack)) continue;
       push("visible-control", element, element.getAttribute("value") || "", text || ariaLabel || testId);
     }
@@ -973,6 +974,13 @@ async function collectProviderCandidates() {
   }).catch((error) => [{ kind: "candidate-scan-error", value: "", text: String(error?.message || error).slice(0, 240), testId: "", ariaLabel: "" }]);
 }
 
+function isProviderNavigationLabel(value) {
+  const text = String(value || "").replace(/\s+/gu, " ").trim().toLowerCase();
+  if (!text) return false;
+  if (text === "api keys" || text === "kapi keys" || text === "profiles" || text === "rprofiles") return true;
+  return /^(?:api keys|profiles)$/iu.test(text.replace(/^[a-z]\s*/iu, ""));
+}
+
 async function clickSession(sessionId) {
   if (!sessionId) throw new Error("clickSession requires --session-id or --value");
   const beforeUrl = currentPageUrl();