diff --git a/ClaudeChecker/DiagnosticsView.swift b/ClaudeChecker/DiagnosticsView.swift
index 7248715..c9bc9f1 100644
--- a/ClaudeChecker/DiagnosticsView.swift
+++ b/ClaudeChecker/DiagnosticsView.swift
@@ -48,6 +48,7 @@ struct DiagnosticsView: View {
                         DiagRow("Signed in", vm.isSignedIn ? "Yes" : "No")
                         DiagRow("Email",   vm.userEmail.isEmpty ? "(none)" : vm.userEmail)
                         DiagRow("Org ID",  UserDefaults.standard.string(forKey: "claude_org_id") ?? "(none)")
+                        DiagRow("lastActiveOrg", vm.diagLastActiveOrg.isEmpty ? "(not read)" : vm.diagLastActiveOrg)
                         DiagRow("Error",   vm.errorMessage ?? "(none)")
                     }
 
@@ -65,9 +66,24 @@ struct DiagnosticsView: View {
 
                     Divider()
 
+                    // Bootstrap body
+                    if !vm.diagBootstrapBody.isEmpty {
+                        DiagSection(title: "Bootstrap Response (first 500 chars)") {
+                            Text(vm.diagBootstrapBody)
+                                .font(.system(size: 10, design: .monospaced))
+                                .foregroundColor(.secondary)
+                                .textSelection(.enabled)
+                                .frame(maxWidth: .infinity, alignment: .leading)
+                                .padding(8)
+                                .background(Color.primary.opacity(0.04))
+                                .cornerRadius(5)
+                        }
+                        Divider()
+                    }
+
                     // Response body
                     if !vm.diagLastBody.isEmpty {
-                        DiagSection(title: "Response Body (first 500 chars)") {
+                        DiagSection(title: "Last API Response (first 500 chars)") {
                             Text(vm.diagLastBody)
                                 .font(.system(size: 10, design: .monospaced))
                                 .foregroundColor(.secondary)
@@ -164,6 +180,7 @@ struct DiagnosticsView: View {
         lines.append("Signed in: \(vm.isSignedIn ? "Yes" : "No")")
         lines.append("Email: \(vm.userEmail.isEmpty ? "(none)" : vm.userEmail)")
         lines.append("Org ID: \(UserDefaults.standard.string(forKey: "claude_org_id") ?? "(none)")")
+        lines.append("lastActiveOrg: \(vm.diagLastActiveOrg.isEmpty ? "(not read)" : vm.diagLastActiveOrg)")
         lines.append("Error: \(vm.errorMessage ?? "(none)")")
         lines.append("")
         lines.append("Last path: \(vm.diagLastPath)")
@@ -173,7 +190,10 @@ struct DiagnosticsView: View {
         lines.append("Claude cookies: \(vm.diagClaudeCookieCount)")
         lines.append("Domains: \(vm.diagCookieDomains.joined(separator: ", "))")
         lines.append("")
-        lines.append("Response body:")
+        lines.append("Bootstrap body:")
+        lines.append(vm.diagBootstrapBody)
+        lines.append("")
+        lines.append("Last API response:")
         lines.append(vm.diagLastBody)
         lines.append("")
         lines.append("Live cookies:")
diff --git a/ClaudeChecker/Info.plist b/ClaudeChecker/Info.plist
index 77e5466..a030427 100644
--- a/ClaudeChecker/Info.plist
+++ b/ClaudeChecker/Info.plist
@@ -15,9 +15,9 @@
     <key>CFBundlePackageType</key>
     <string>APPL</string>
     <key>CFBundleShortVersionString</key>
-    <string>1.2.1-beta.23</string>
+    <string>1.2.1-beta.24</string>
     <key>CFBundleVersion</key>
-    <string>71</string>
+    <string>72</string>
     <key>LSMinimumSystemVersion</key>
     <string>13.0</string>
     <key>LSUIElement</key>
diff --git a/ClaudeChecker/UsageViewModel.swift b/ClaudeChecker/UsageViewModel.swift
index 9e88b2f..c60e918 100644
--- a/ClaudeChecker/UsageViewModel.swift
+++ b/ClaudeChecker/UsageViewModel.swift
@@ -34,7 +34,7 @@ class UsageViewModel: ObservableObject {
     private var apiWebView: WKWebView?
     private var navWaiter: WKNavWaiter?
 
-    // Diagnostics — populated on every urlFetch call
+    // Diagnostics
     @Published var diagCookieCount: Int = 0
     @Published var diagClaudeCookieCount: Int = 0
     @Published var diagCookieDomains: [String] = []
@@ -42,6 +42,8 @@ class UsageViewModel: ObservableObject {
     @Published var diagLastStatus: Int = 0
     @Published var diagLastBody: String = ""
     @Published var diagLastError: String = ""
+    @Published var diagLastActiveOrg: String = ""   // lastActiveOrg cookie value from JS
+    @Published var diagBootstrapBody: String = ""   // raw bootstrap response (first 500 chars)
     @Published var diagLastFetch: Date? = nil
 
     init() {
@@ -225,10 +227,31 @@ class UsageViewModel: ObservableObject {
         defer { isLoading = false }
 
         do {
+            // Read lastActiveOrg cookie from JS — most reliable org source since it's
+            // set by the claude.ai frontend to whichever org is currently active.
+            var cookieOrgId: String? = nil
+            if let wv = apiWebView, wv.url?.host?.hasSuffix("claude.ai") == true {
+                let js = """
+                return document.cookie.split(';')
+                    .map(c => c.trim().split('='))
+                    .filter(p => p[0] === 'lastActiveOrg')
+                    .map(p => p.slice(1).join('='))[0] || null;
+                """
+                let raw: Any? = try? await withCheckedThrowingContinuation { cont in
+                    wv.callAsyncJavaScript(js, arguments: [:], in: nil, in: .defaultClient) { r in
+                        cont.resume(returning: (try? r.get()) ?? nil)
+                    }
+                }
+                if let v = raw as? String, !v.isEmpty {
+                    cookieOrgId = v
+                    diagLastActiveOrg = v
+                }
+            }
+
             let (fetchedOrgId, fetchedEmail, fetchedPlan) = try await fetchBootstrap()
 
             let orgId: String
-            if let id = fetchedOrgId {
+            if let id = cookieOrgId ?? fetchedOrgId {
                 UserDefaults.standard.set(id, forKey: "claude_org_id")
                 orgId = id
             } else if let cached = UserDefaults.standard.string(forKey: "claude_org_id") {
@@ -292,6 +315,7 @@ class UsageViewModel: ObservableObject {
         guard body.trimmingCharacters(in: .whitespacesAndNewlines).hasPrefix("{") else {
             throw AppError.detail("Non-JSON response (HTML?): \(body.prefix(80))")
         }
+        diagBootstrapBody = String(body.prefix(500))
         guard let data = body.data(using: .utf8),
               let json = try? JSONSerialization.jsonObject(with: data) as? [String: Any] else {
             return (nil, nil, nil)