diff --git a/backend/apps/onboarding/usage/browser_cookies.py b/backend/apps/onboarding/usage/browser_cookies.py
index 9f4148f9..828ee62d 100644
--- a/backend/apps/onboarding/usage/browser_cookies.py
+++ b/backend/apps/onboarding/usage/browser_cookies.py
@@ -199,6 +199,22 @@ def read_provider_cookie_records(domain: str) -> List[Dict[str, Any]]:
     return records
 
 
+# Gemini authenticates on the parent .google.com SSO domain, not gemini.google.com, so its
+# session lives in these named cookies. We read ONLY these (never the whole google cookie
+# jar) and only to load a Gemini page offscreen, keeping the ChatGPT/Claude trust frame.
+GOOGLE_AUTH_COOKIE_NAMES = {
+    "SID", "HSID", "SSID", "APISID", "SAPISID", "SIDCC", "NID",
+    "__Secure-1PSID", "__Secure-3PSID", "__Secure-1PSIDTS", "__Secure-3PSIDTS",
+    "__Secure-1PSIDCC", "__Secure-3PSIDCC", "__Secure-1PAPISID", "__Secure-3PAPISID",
+}
+
+
+@typechecked
+def read_google_session_records() -> List[Dict[str, Any]]:
+    """The named Google SSO cookies from .google.com, so the offscreen browser can load Gemini logged in. Scoped to the auth set by name, never a general google-cookie sweep."""
+    return [r for r in read_provider_cookie_records(".google.com") if r.get("name") in GOOGLE_AUTH_COOKIE_NAMES]
+
+
 @typechecked
 def cookie_header(jar: Dict[str, str]) -> str:
     return "; ".join(f"{k}={v}" for k, v in jar.items())
diff --git a/backend/apps/onboarding/usage/dump_cookies.py b/backend/apps/onboarding/usage/dump_cookies.py
index aa6f95d5..565611db 100644
--- a/backend/apps/onboarding/usage/dump_cookies.py
+++ b/backend/apps/onboarding/usage/dump_cookies.py
@@ -9,15 +9,27 @@ anything (bad domain, no session, denied keychain). Never logs the cookie values
 
 import json
 import sys
+from typing import Any, Dict, List
 
-from backend.apps.onboarding.usage.browser_cookies import read_provider_cookie_records
+from backend.apps.onboarding.usage.browser_cookies import (
+    read_google_session_records,
+    read_provider_cookie_records,
+)
 
 ALLOWED_DOMAINS = {"chatgpt.com", "claude.ai", "gemini.google.com"}
 
 
+def records_for(domain: str) -> List[Dict[str, Any]]:
+    # Gemini's login lives on the parent .google.com SSO domain, so read the scoped google
+    # auth set for it; every other provider reads only its own domain.
+    if domain == "gemini.google.com":
+        return read_google_session_records()
+    return read_provider_cookie_records(domain)
+
+
 def main() -> None:
     domain = sys.argv[1] if len(sys.argv) > 1 else ""
-    records = read_provider_cookie_records(domain) if domain in ALLOWED_DOMAINS else []
+    records = records_for(domain) if domain in ALLOWED_DOMAINS else []
     sys.stdout.write(json.dumps(records))
 
 
diff --git a/backend/tests/test_onboarding.py b/backend/tests/test_onboarding.py
index 780a97b6..c2546db9 100644
--- a/backend/tests/test_onboarding.py
+++ b/backend/tests/test_onboarding.py
@@ -144,8 +144,9 @@ def test_read_provider_cookies_fails_open_without_a_store(monkeypatch):
 def test_dump_cookies_only_serves_allowlisted_domains(monkeypatch, capsys):
     from backend.apps.onboarding.usage import dump_cookies
 
-    # Patch the name in dump_cookies' own namespace, so a real read (+ keychain) never fires.
+    # Patch the names in dump_cookies' own namespace, so a real read (+ keychain) never fires.
     monkeypatch.setattr(dump_cookies, "read_provider_cookie_records", lambda domain: [{"name": "x", "value": "y"}])
+    monkeypatch.setattr(dump_cookies, "read_google_session_records", lambda: [{"name": "SID", "value": "g"}])
     # An off-list domain must never trigger a read, prints [].
     monkeypatch.setattr("sys.argv", ["dump_cookies", "evil.example.com"])
     dump_cookies.main()
@@ -154,6 +155,31 @@ def test_dump_cookies_only_serves_allowlisted_domains(monkeypatch, capsys):
     monkeypatch.setattr("sys.argv", ["dump_cookies", "claude.ai"])
     dump_cookies.main()
     assert '"name": "x"' in capsys.readouterr().out
+    # Gemini routes to the SCOPED google reader, not a raw gemini.google.com read.
+    monkeypatch.setattr("sys.argv", ["dump_cookies", "gemini.google.com"])
+    dump_cookies.main()
+    assert '"name": "SID"' in capsys.readouterr().out
+
+
+def test_read_google_session_records_scopes_to_named_auth_cookies(monkeypatch):
+    from backend.apps.onboarding.usage import browser_cookies
+
+    seen_domain = {}
+
+    def fake_records(domain: str):
+        seen_domain["d"] = domain
+        return [
+            {"name": "SID", "value": "a"},
+            {"name": "__Secure-1PSID", "value": "b"},
+            {"name": "SEARCH_SAMESITE", "value": "c"},  # non-auth google cookie
+            {"name": "OTZ", "value": "d"},  # non-auth google cookie
+        ]
+
+    monkeypatch.setattr(browser_cookies, "read_provider_cookie_records", fake_records)
+    recs = browser_cookies.read_google_session_records()
+    # Reads the parent SSO domain, then keeps ONLY the named auth cookies (never a full sweep).
+    assert seen_domain["d"] == ".google.com"
+    assert {r["name"] for r in recs} == {"SID", "__Secure-1PSID"}
 
 
 def test_summarize_claude_usage_counts_and_caps():
diff --git a/electron/usageHarvest.js b/electron/usageHarvest.js
index e74d1ade..414d96bf 100644
--- a/electron/usageHarvest.js
+++ b/electron/usageHarvest.js
@@ -13,11 +13,13 @@ const hiddenBrowser = require('./hiddenBrowser');
 const ORIGIN = {
   codex: 'https://chatgpt.com/',
   claude: 'https://claude.ai/',
+  gemini: 'https://gemini.google.com/app',
 };
 
 const DOMAIN = {
   codex: 'chatgpt.com',
   claude: 'claude.ai',
+  gemini: 'gemini.google.com',
 };
 
 // Main injects a (domain) => Promise<cookieRecords[]> that spawns the Python cookie reader.
@@ -89,6 +91,27 @@ const SCRIPT = {
       return {ok:true, total:seen.size, titles:titles.slice(0, CAP_TITLES), memories:[]};
     } catch (e) { return {ok:false, total:0, titles:[], memories:[]}; }
   })()`,
+  // Gemini has no clean history JSON (it's the obfuscated batchexecute RPC), so we scrape the
+  // rendered rail instead: it starts collapsed, so click "Open sidebar", then read the recent
+  // conversation titles as they hydrate. Each title is length-capped so a stray long node can't
+  // pollute the profile; bounded by the same wall-clock budget as the fetch providers.
+  gemini: `(async () => {
+    const BUDGET_MS=14000, CAP_TITLES=200, TITLE_MAX=140; const startedAt=Date.now();
+    try {
+      const btn = Array.from(document.querySelectorAll('button,[role="button"]')).find(b => /open sidebar|main menu|expand/i.test(b.getAttribute('aria-label')||''));
+      if (btn) { try { btn.click(); } catch(_){} }
+      const seen = new Set(); const titles = []; let zeroStreak = 0;
+      while (Date.now()-startedAt < BUDGET_MS && titles.length < CAP_TITLES) {
+        let nodes = document.querySelectorAll('[data-test-id="conversation"] .title-text');
+        if (!nodes.length) nodes = document.querySelectorAll('[data-test-id="conversation"] a');
+        let fresh = 0;
+        nodes.forEach(e => { const t=(e.textContent||'').trim().slice(0, TITLE_MAX); if (t && !seen.has(t)) { seen.add(t); titles.push(t); fresh++; } });
+        if (titles.length > 0 && fresh === 0) { if (++zeroStreak >= 2) break; } else { zeroStreak = 0; }
+        await new Promise(r=>setTimeout(r, 700));
+      }
+      return { ok: titles.length>0, total: titles.length, titles: titles.slice(0, CAP_TITLES), memories: [] };
+    } catch (e) { return {ok:false, total:0, titles:[], memories:[]}; }
+  })()`,
 };
 
 const EMPTY = { ok: false, total: 0, titles: [], memories: [] };
@@ -99,7 +122,7 @@ function p_usable(res) {
 }
 
 async function harvest(partition, provider) {
-  if (provider !== 'codex' && provider !== 'claude') return EMPTY;
+  if (provider !== 'codex' && provider !== 'claude' && provider !== 'gemini') return EMPTY;
   // First run: read the user's own browser session cookies, inject into a throwaway real-Chrome
   // context, and harvest there. This is the only path that beats provider Cloudflare AND works
   // before the user has opened the site in-app.
diff --git a/frontend/src/app/components/OnboardingV3/useOnboardingV3Pipeline.ts b/frontend/src/app/components/OnboardingV3/useOnboardingV3Pipeline.ts
index 7e7c816e..418fac79 100644
--- a/frontend/src/app/components/OnboardingV3/useOnboardingV3Pipeline.ts
+++ b/frontend/src/app/components/OnboardingV3/useOnboardingV3Pipeline.ts
@@ -49,7 +49,8 @@ export function useOnboardingV3Pipeline() {
   // Read what the user works on, silently and with no card: main opens the provider site offscreen on the browser partition and runs its own harvest script (see electron/usageHarvest.js). Fail-open: no session in the partition, off-Electron, or an error => empty summary, prep falls back to scan + identity.
   const kickUsageRead = useCallback((provider: string, consented: boolean) => {
     if (usageReadRef.current || !consented) return;
-    const key: UsageProvider | null = provider === 'codex' ? 'codex' : provider === 'claude' ? 'claude' : null;
+    const geminiIds = provider === 'antigravity' || provider === 'gemini-cli' || provider === 'gemini';
+    const key: UsageProvider | null = provider === 'codex' ? 'codex' : provider === 'claude' ? 'claude' : geminiIds ? 'gemini' : null;
     if (!key) return;
     usageReadRef.current = (async () => {
       try {
diff --git a/frontend/src/shared/providerUsage.ts b/frontend/src/shared/providerUsage.ts
index 6afa85d8..dbf8040f 100644
--- a/frontend/src/shared/providerUsage.ts
+++ b/frontend/src/shared/providerUsage.ts
@@ -1,6 +1,6 @@
 // The user's provider chat history is read offscreen in the main process (see electron/usageHarvest.js), which owns the injected script + the partition session. This module holds only the shared shape + the pure summarizer that turns the raw read into the compact profile block prep sees. The raw read is dropped after; only this summary travels.
 
-export type UsageProvider = 'codex' | 'claude';
+export type UsageProvider = 'codex' | 'claude' | 'gemini';
 
 export interface ProviderUsage {
   ok: boolean;