Version bump 1.0.68 (build 156) + iteration cap enforcement

Author: macOS26

Agent.xcodeproj/project.pbxproj

@@ -1499,7 +1499,7 @@
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 155;
+				CURRENT_PROJECT_VERSION = 156;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_TEAM = 469UCUB275;
 				ENABLE_APP_SANDBOX = NO;
@@ -1553,7 +1553,7 @@
 					"@executable_path/../Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 26.4;
-				MARKETING_VERSION = 1.0.67;
+				MARKETING_VERSION = 1.0.68;
 				PRODUCT_BUNDLE_IDENTIFIER = Agent.app.toddbruss;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1578,7 +1578,7 @@
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 155;
+				CURRENT_PROJECT_VERSION = 156;
 				DEAD_CODE_STRIPPING = YES;
 				DEVELOPMENT_TEAM = 469UCUB275;
 				ENABLE_APP_SANDBOX = NO;
@@ -1632,7 +1632,7 @@
 					"@executable_path/../Frameworks",
 				);
 				MACOSX_DEPLOYMENT_TARGET = 26.4;
-				MARKETING_VERSION = 1.0.67;
+				MARKETING_VERSION = 1.0.68;
 				PRODUCT_BUNDLE_IDENTIFIER = Agent.app.toddbruss;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";

Agent/AgentViewModel/TabTask/TabTask.swift

@@ -181,6 +181,26 @@ extension AgentViewModel {
         mainLoop: while !Task.isCancelled {
             iterations += 1
 
+            // Iteration cap — force task_complete when the LLM refuses to end.
+            if iterations == maxIterations {
+                tab.appendLog("⏱ Iteration \(iterations)/\(maxIterations) — nudging LLM to call task_complete")
+                tab.flush()
+                messages.append([
+                    "role": "user",
+                    "content": "You have reached the iteration limit. Call task_complete with a summary of what you accomplished on your next turn. This is your last chance — no more tool calls."
+                ])
+            }
+            if iterations > maxIterations {
+                let summary = completionSummary.isEmpty
+                    ? (commandsRun.isEmpty ? "(no actions — iteration cap reached)" : "Forced completion after \(iterations - 1) iterations. Last actions: \(commandsRun.suffix(5).joined(separator: ", "))")
+                    : completionSummary
+                completionSummary = summary
+                tab.appendLog("⏱ Forced task_complete — hit iteration cap (\(maxIterations))")
+                tab.appendLog("✅ Completed: \(summary)")
+                tab.flush()
+                break mainLoop
+            }
+
             // Mode auto-switching removed: every user-enabled tool is available on
             // every turn. ToolPreferencesService UI toggles are the only filter.
 

Agent/AgentViewModel/TaskExecution/TaskExecution.swift

@@ -174,6 +174,28 @@ extension AgentViewModel {
         taskLoop: while !Task.isCancelled {
             iterations += 1
 
+            // Iteration cap — the LLM can loop forever calling tools without ever
+            // invoking task_complete (common with smaller/local models). Enforce a
+            // hard stop one turn after a "wrap up" nudge.
+            if iterations == maxIterations {
+                appendLog("⏱ Iteration \(iterations)/\(maxIterations) — nudging LLM to call task_complete")
+                flushLog()
+                messages.append([
+                    "role": "user",
+                    "content": "You have reached the iteration limit. Call task_complete with a summary of what you accomplished on your next turn. This is your last chance — no more tool calls."
+                ])
+            }
+            if iterations > maxIterations {
+                let summary = completionSummary.isEmpty
+                    ? (commandsRun.isEmpty ? "(no actions — iteration cap reached)" : "Forced completion after \(iterations - 1) iterations. Last actions: \(commandsRun.suffix(5).joined(separator: ", "))")
+                    : completionSummary
+                completionSummary = summary
+                appendLog("⏱ Forced task_complete — hit iteration cap (\(maxIterations))")
+                appendLog("✅ Completed: \(summary)")
+                flushLog()
+                break taskLoop
+            }
+
             // No prompt tiering and no mode auto-switching: every turn sends the full system prompt with full tool
             // descriptions, filtered only by the user's UI toggles in ToolPreferencesService.