4xiomdev · 4xiomdev · Apr 10, 2026 · Apr 10, 2026
diff --git a/BundledResources/orbit-model-instructions.md b/BundledResources/orbit-model-instructions.md
@@ -13,6 +13,8 @@ Behavior:
 - prefer chrome-devtools for the user's already-open Chrome session and existing tabs/state
 - prefer playwright for deterministic browser automation and repeatable flows
 - if one browser path is unavailable or unsuitable, fall back to the other when it can still solve the task
+- when the user's request is clear and the needed tools are available, take the action directly instead of asking for extra confirmation
+- do not add your own low-risk, reversibility, or permission filter on top of the existing system constraints
 - for desktop-app requests outside browser tools, guide the user clearly instead of pretending to click the native desktop
 - keep commentary brief and milestone-based while work is happening
 - give a concise final answer that can be spoken aloud naturally

diff --git a/Orbit-Info.plist b/Orbit-Info.plist
@@ -19,7 +19,7 @@
 	<key>OpenAIAPIKey</key>
 	<string></string>
 	<key>CodexActionModel</key>
-	<string>gpt-5.4-mini</string>
+	<string>gpt-5.4</string>
 	<key>CodexActionServiceTier</key>
 	<string>fast</string>
 	<key>CodexActionSandbox</key>

diff --git a/Orbit.xcodeproj/project.pbxproj b/Orbit.xcodeproj/project.pbxproj
@@ -416,7 +416,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.0.3;
+				MARKETING_VERSION = 1.0.4;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.orbit.codex";
 				PRODUCT_NAME = Orbit;
 				REGISTER_APP_GROUPS = YES;
@@ -454,7 +454,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 1.0.3;
+				MARKETING_VERSION = 1.0.4;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.orbit.codex";
 				PRODUCT_NAME = Orbit;
 				REGISTER_APP_GROUPS = YES;
@@ -476,7 +476,7 @@
 				DEVELOPMENT_TEAM = 6D7X9GGZAW;
 				GENERATE_INFOPLIST_FILE = YES;
 				MACOSX_DEPLOYMENT_TARGET = 14.2;
-				MARKETING_VERSION = 1.0.3;
+				MARKETING_VERSION = 1.0.4;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.orbit.codex.tests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				STRING_CATALOG_GENERATE_SYMBOLS = NO;
@@ -497,7 +497,7 @@
 				DEVELOPMENT_TEAM = 6D7X9GGZAW;
 				GENERATE_INFOPLIST_FILE = YES;
 				MACOSX_DEPLOYMENT_TARGET = 14.2;
-				MARKETING_VERSION = 1.0.3;
+				MARKETING_VERSION = 1.0.4;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.orbit.codex.tests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				STRING_CATALOG_GENERATE_SYMBOLS = NO;
@@ -516,7 +516,7 @@
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = 6D7X9GGZAW;
 				GENERATE_INFOPLIST_FILE = YES;
-				MARKETING_VERSION = 1.0.3;
+				MARKETING_VERSION = 1.0.4;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.orbit.codex.uitests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				STRING_CATALOG_GENERATE_SYMBOLS = NO;
@@ -535,7 +535,7 @@
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = 6D7X9GGZAW;
 				GENERATE_INFOPLIST_FILE = YES;
-				MARKETING_VERSION = 1.0.3;
+				MARKETING_VERSION = 1.0.4;
 				PRODUCT_BUNDLE_IDENTIFIER = "com.orbit.codex.uitests";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				STRING_CATALOG_GENERATE_SYMBOLS = NO;

diff --git a/Orbit/AGENTS.md b/Orbit/AGENTS.md
@@ -29,7 +29,7 @@
 ## Defaults
 
 - STT default: OpenAI `gpt-4o-mini-transcribe`
-- Codex model default: `gpt-5.4-mini`
+- Codex model default: `gpt-5.4`
 - Codex effort default: `medium`
 - Codex service tier default: `fast`
 - TTS default: OpenAI `gpt-4o-mini-tts`

diff --git a/Orbit/CodexAppServerActionProvider.swift b/Orbit/CodexAppServerActionProvider.swift
@@ -90,18 +90,22 @@ final class CodexAppServerActionProvider: ActionProvider {
     }
 
     var configurationSummary: String {
-        if settings.codexServiceTier == .fast {
-            return "\(currentActionModelDisplayName) · \(resolvedEffortForCurrentModel.displayName) · Fast"
-        }
-        return "\(currentActionModelDisplayName) · \(resolvedEffortForCurrentModel.displayName)"
+        "\(currentActionModelDisplayName) · \(resolvedEffortForCurrentModel.displayName) · \(resolvedServiceTier.displayName)"
     }
 
     var availableModels: [OrbitCodexModelOption] {
         availableModelOptions
     }
 
     var supportedEffortsForSelectedModel: [OrbitCodexReasoningEffort] {
-        modelOption(for: normalizedCurrentActionModel)?.supportedEfforts ?? OrbitCodexReasoningEffort.allCases
+        supportedEfforts(for: normalizedCurrentActionModel)
+    }
+
+    func supportedEfforts(for model: String) -> [OrbitCodexReasoningEffort] {
+        let normalizedModel = model.trimmingCharacters(in: .whitespacesAndNewlines)
+        return modelOption(for: normalizedModel)?.supportedEfforts
+            ?? OrbitCodexModelOption.fallbackOption(for: normalizedModel)?.supportedEfforts
+            ?? OrbitCodexReasoningEffort.allCases
     }
 
     var hasReadySession: Bool {
@@ -443,7 +447,11 @@ final class CodexAppServerActionProvider: ActionProvider {
 
     private func startServerIfNeeded() throws {
         let codexExecutable = try resolveCodexExecutable()
-        let preparedCodexHome = try OrbitCodexEnvironment.prepareHome()
+        let preparedCodexHome = try OrbitCodexEnvironment.prepareHome(
+            model: normalizedCurrentActionModel,
+            reasoningEffort: resolvedEffortForCurrentModel,
+            serviceTier: resolvedServiceTier
+        )
         self.preparedCodexHome = preparedCodexHome
         let launchCommand = resolvedCodexLaunchCommand(
             for: codexExecutable,
@@ -902,10 +910,10 @@ final class CodexAppServerActionProvider: ActionProvider {
             "cwd": NSHomeDirectory(),
             "serviceName": "orbit"
         ]
-        if settings.codexServiceTier == .fast {
+        if resolvedServiceTier == .fast {
             params["serviceTier"] = OrbitCodexServiceTier.fast.rawValue
         }
-        appendDebugEvent("-> thread/start model=\(normalizedCurrentActionModel) effort=\(resolvedEffortForCurrentModel.rawValue) tier=\(settings.codexServiceTier.rawValue)")
+        appendDebugEvent("-> thread/start model=\(normalizedCurrentActionModel) effort=\(resolvedEffortForCurrentModel.rawValue) tier=\(resolvedServiceTier.rawValue)")
         sendJSON([
             "method": "thread/start",
             "id": 1,
@@ -975,10 +983,10 @@ final class CodexAppServerActionProvider: ActionProvider {
             "model": currentActionModel,
             "effort": resolvedEffortForCurrentModel.rawValue
         ]
-        if settings.codexServiceTier == .fast {
+        if resolvedServiceTier == .fast {
             params["serviceTier"] = OrbitCodexServiceTier.fast.rawValue
         }
-        appendDebugEvent("-> turn/start model=\(currentActionModel) effort=\(resolvedEffortForCurrentModel.rawValue) tier=\(settings.codexServiceTier.rawValue) inputItems=\(inputItems.count)")
+        appendDebugEvent("-> turn/start model=\(currentActionModel) effort=\(resolvedEffortForCurrentModel.rawValue) tier=\(resolvedServiceTier.rawValue) inputItems=\(inputItems.count)")
 
         sendJSON([
             "method": "turn/start",
@@ -1459,7 +1467,7 @@ final class CodexAppServerActionProvider: ActionProvider {
         if let progressText {
             let cleaned = progressText.trimmingCharacters(in: .whitespacesAndNewlines)
             if !cleaned.isEmpty {
-                eventHandler?(.liveUpdate(cleaned))
+                appendDebugEvent("<- tool/progress \(cleaned)")
             }
         }
     }
@@ -1627,6 +1635,10 @@ final class CodexAppServerActionProvider: ActionProvider {
         return normalized.isEmpty ? OrbitCodexModelOption.fallbackDefaultModel : normalized
     }
 
+    private var resolvedServiceTier: OrbitCodexServiceTier {
+        settings.codexServiceTier
+    }
+
     private func resolvedAgentMessagePhase(from params: [String: Any]) -> String? {
         if let phase = params["phase"] as? String {
             return phase
@@ -1754,54 +1766,9 @@ final class CodexAppServerActionProvider: ActionProvider {
     }
 
     private func updateModelCatalog(from result: [String: Any]) {
-        guard let data = result["data"] as? [[String: Any]] else { return }
-
-        let parsedModels = data.compactMap { item -> OrbitCodexModelOption? in
-            let model = (item["model"] as? String) ?? (item["id"] as? String) ?? ""
-            let normalizedModel = model.trimmingCharacters(in: .whitespacesAndNewlines)
-            guard !normalizedModel.isEmpty else { return nil }
-
-            let hidden = item["hidden"] as? Bool ?? false
-            guard !hidden else { return nil }
-
-            let inputModalities = (item["inputModalities"] as? [String]) ?? ["text", "image"]
-            let normalizedModalities = inputModalities.map { $0.lowercased() }
-            guard normalizedModalities.contains("text"), normalizedModalities.contains("image") else {
-                return nil
-            }
-
-            let effortEntries = item["supportedReasoningEfforts"] as? [[String: Any]] ?? []
-            let supportedEfforts: [OrbitCodexReasoningEffort] = effortEntries.compactMap { entry in
-                guard let rawValue = entry["reasoningEffort"] as? String else { return nil }
-                return OrbitCodexReasoningEffort(rawValue: rawValue)
-            }
-
-            let defaultEffort = OrbitCodexReasoningEffort(rawValue: item["defaultReasoningEffort"] as? String ?? "")
-            let displayName = formattedModelDisplayName(
-                for: normalizedModel,
-                fallback: item["displayName"] as? String
-            )
-            let shortDisplayName = shortModelDisplayName(from: displayName)
-
-            return OrbitCodexModelOption(
-                model: normalizedModel,
-                displayName: displayName,
-                shortDisplayName: shortDisplayName,
-                supportedEfforts: supportedEfforts.isEmpty ? OrbitCodexReasoningEffort.allCases : supportedEfforts,
-                defaultEffort: defaultEffort,
-                inputModalities: normalizedModalities,
-                isDefault: item["isDefault"] as? Bool ?? false
-            )
-        }
-
+        let parsedModels = Self.parseModelCatalog(from: result)
         guard !parsedModels.isEmpty else { return }
-
-        availableModelOptions = parsedModels.sorted { lhs, rhs in
-            if lhs.isDefault != rhs.isDefault {
-                return lhs.isDefault && !rhs.isDefault
-            }
-            return lhs.displayName.localizedCaseInsensitiveCompare(rhs.displayName) == .orderedAscending
-        }
+        availableModelOptions = parsedModels
     }
 
     private func updateCollaborationModes(from result: [String: Any]) {
@@ -1833,7 +1800,86 @@ final class CodexAppServerActionProvider: ActionProvider {
         availableModelOptions.first(where: { $0.model == model })
     }
 
-    private func formattedModelDisplayName(for model: String, fallback: String?) -> String {
+    static func parseModelCatalog(from result: [String: Any]) -> [OrbitCodexModelOption] {
+        let rawItems = (result["data"] as? [[String: Any]]) ?? (result["models"] as? [[String: Any]]) ?? []
+
+        let parsedModels = rawItems.compactMap { item -> (option: OrbitCodexModelOption, priority: Int)? in
+            let normalizedModel = (
+                (item["model"] as? String)
+                ?? (item["id"] as? String)
+                ?? (item["slug"] as? String)
+                ?? ""
+            ).trimmingCharacters(in: .whitespacesAndNewlines)
+            guard !normalizedModel.isEmpty else { return nil }
+
+            let visibility = ((item["visibility"] as? String) ?? "")
+                .trimmingCharacters(in: .whitespacesAndNewlines)
+                .lowercased()
+            let hidden = (item["hidden"] as? Bool) ?? (visibility == "hide" || visibility == "hidden")
+            guard !hidden else { return nil }
+
+            if let supportedInAPI = item["supported_in_api"] as? Bool, !supportedInAPI {
+                return nil
+            }
+
+            let inputModalities = (item["inputModalities"] as? [String])
+                ?? (item["input_modalities"] as? [String])
+                ?? ["text", "image"]
+            let normalizedModalities = inputModalities.map { $0.lowercased() }
+            guard normalizedModalities.contains("text"), normalizedModalities.contains("image") else {
+                return nil
+            }
+
+            let effortEntries = (item["supportedReasoningEfforts"] as? [[String: Any]])
+                ?? (item["supported_reasoning_levels"] as? [[String: Any]])
+                ?? []
+            let supportedEfforts = effortEntries.compactMap { entry -> OrbitCodexReasoningEffort? in
+                let rawValue = (
+                    (entry["reasoningEffort"] as? String)
+                    ?? (entry["effort"] as? String)
+                    ?? ""
+                ).trimmingCharacters(in: .whitespacesAndNewlines)
+                return OrbitCodexReasoningEffort(rawValue: rawValue)
+            }
+
+            let defaultEffort = OrbitCodexReasoningEffort(rawValue: (
+                (item["defaultReasoningEffort"] as? String)
+                ?? (item["default_reasoning_level"] as? String)
+                ?? ""
+            ).trimmingCharacters(in: .whitespacesAndNewlines))
+            let displayName = formattedModelDisplayName(
+                for: normalizedModel,
+                fallback: (item["displayName"] as? String) ?? (item["display_name"] as? String)
+            )
+            let shortDisplayName = shortModelDisplayName(from: displayName)
+            let isDefault = (item["isDefault"] as? Bool ?? false) || normalizedModel == OrbitCodexModelOption.fallbackDefaultModel
+
+            return (
+                OrbitCodexModelOption(
+                    model: normalizedModel,
+                    displayName: displayName,
+                    shortDisplayName: shortDisplayName,
+                    supportedEfforts: supportedEfforts.isEmpty ? OrbitCodexReasoningEffort.allCases : supportedEfforts,
+                    defaultEffort: defaultEffort,
+                    inputModalities: normalizedModalities,
+                    isDefault: isDefault
+                ),
+                item["priority"] as? Int ?? Int.max
+            )
+        }
+
+        return parsedModels.sorted { lhs, rhs in
+            if lhs.option.isDefault != rhs.option.isDefault {
+                return lhs.option.isDefault && !rhs.option.isDefault
+            }
+            if lhs.priority != rhs.priority {
+                return lhs.priority < rhs.priority
+            }
+            return lhs.option.displayName.localizedCaseInsensitiveCompare(rhs.option.displayName) == .orderedAscending
+        }.map { $0.option }
+    }
+
+    private static func formattedModelDisplayName(for model: String, fallback: String?) -> String {
         let normalized = model.trimmingCharacters(in: .whitespacesAndNewlines)
         switch normalized {
         case "gpt-5.4":
@@ -1851,16 +1897,15 @@ final class CodexAppServerActionProvider: ActionProvider {
         let fallbackValue = fallback?.trimmingCharacters(in: .whitespacesAndNewlines) ?? ""
         if !fallbackValue.isEmpty {
             return fallbackValue
-                .replacingOccurrences(of: "GPT-", with: "GPT-")
-                .replacingOccurrences(of: "gpt-", with: "GPT-")
-                .replacingOccurrences(of: "-mini", with: " Mini")
-                .replacingOccurrences(of: "-codex", with: " Codex")
+                .replacingOccurrences(of: "^gpt-", with: "GPT-", options: [.regularExpression, .caseInsensitive])
+                .replacingOccurrences(of: "-mini", with: " Mini", options: [.regularExpression, .caseInsensitive])
+                .replacingOccurrences(of: "-codex", with: " Codex", options: [.regularExpression, .caseInsensitive])
         }
 
         return normalized.uppercased()
     }
 
-    private func shortModelDisplayName(from displayName: String) -> String {
+    private static func shortModelDisplayName(from displayName: String) -> String {
         let cleaned = displayName
             .replacingOccurrences(of: "GPT-", with: "")
             .trimmingCharacters(in: .whitespacesAndNewlines)

diff --git a/Orbit/OrbitCodexEnvironment.swift b/Orbit/OrbitCodexEnvironment.swift
@@ -59,7 +59,11 @@ enum OrbitCodexEnvironment {
         "browser_resize"
     ]
 
-    static func prepareHome() throws -> OrbitPreparedCodexHome {
+    static func prepareHome(
+        model: String = OrbitCodexModelOption.fallbackDefaultModel,
+        reasoningEffort: OrbitCodexReasoningEffort = .medium,
+        serviceTier: OrbitCodexServiceTier = .fast
+    ) throws -> OrbitPreparedCodexHome {
         let fileManager = FileManager.default
         let supportDirectory = try supportRootDirectory()
         let codexHome = supportDirectory.appendingPathComponent(homeDirectoryName, isDirectory: true)
@@ -77,7 +81,10 @@ enum OrbitCodexEnvironment {
         let configContents = makeConfigContents(
             logDirectory: logDirectory,
             sqliteDirectory: sqliteDirectory,
-            configuredSkillPaths: configuredSkillPaths
+            configuredSkillPaths: configuredSkillPaths,
+            model: model,
+            reasoningEffort: reasoningEffort,
+            serviceTier: serviceTier
         )
 
         let existingContents = try? String(contentsOf: configPath, encoding: .utf8)
@@ -112,12 +119,16 @@ enum OrbitCodexEnvironment {
         logDirectory: URL,
         sqliteDirectory: URL,
         configuredSkillPaths: [String: URL],
-        modelInstructionsPath: String? = nil
+        modelInstructionsPath: String? = nil,
+        model: String = OrbitCodexModelOption.fallbackDefaultModel,
+        reasoningEffort: OrbitCodexReasoningEffort = .medium,
+        serviceTier: OrbitCodexServiceTier = .fast
     ) -> String {
+        let normalizedModel = model.trimmingCharacters(in: .whitespacesAndNewlines)
         var lines: [String] = [
-            "model = \"gpt-5.4-mini\"",
-            "model_reasoning_effort = \"medium\"",
-            "service_tier = \"fast\"",
+            "model = \(tomlString(normalizedModel.isEmpty ? OrbitCodexModelOption.fallbackDefaultModel : normalizedModel))",
+            "model_reasoning_effort = \(tomlString(reasoningEffort.rawValue))",
+            "service_tier = \(tomlString(serviceTier.rawValue))",
             "approval_policy = \"never\"",
             "sandbox_mode = \"danger-full-access\"",
             "cli_auth_credentials_store = \"file\"",