Remove legacy agent package code

apps/array/src/main/services/agent/schemas.ts

@@ -9,10 +9,6 @@ export const credentialsSchema = z.object({
 
 export type Credentials = z.infer<typeof credentialsSchema>;
 
-// Agent framework schema
-export const agentFrameworkSchema = z.enum(["claude", "codex"]);
-export type AgentFramework = z.infer<typeof agentFrameworkSchema>;
-
 // Execution mode schema
 export const executionModeSchema = z.enum(["plan", "acceptEdits", "default"]);
 export type ExecutionMode = z.infer<typeof executionModeSchema>;
@@ -26,7 +22,6 @@ export const sessionConfigSchema = z.object({
   logUrl: z.string().optional(),
   sdkSessionId: z.string().optional(),
   model: z.string().optional(),
-  framework: agentFrameworkSchema.optional(),
   executionMode: executionModeSchema.optional(),
 });
 
@@ -44,7 +39,6 @@ export const startSessionInput = z.object({
   permissionMode: z.string().optional(),
   autoProgress: z.boolean().optional(),
   model: z.string().optional(),
-  framework: agentFrameworkSchema.optional().default("claude"),
   executionMode: z.enum(["plan", "acceptEdits", "default"]).optional(),
   runMode: z.enum(["local", "cloud"]).optional(),
   createPR: z.boolean().optional(),

apps/array/src/main/services/agent/service.ts

@@ -129,7 +129,6 @@ interface SessionConfig {
   logUrl?: string;
   sdkSessionId?: string;
   model?: string;
-  framework?: "claude" | "codex";
   executionMode?: "plan" | "acceptEdits" | "default";
 }
 
@@ -318,7 +317,6 @@ export class AgentService extends TypedEventEmitter<AgentServiceEvents> {
       logUrl,
       sdkSessionId,
       model,
-      framework,
       executionMode,
     } = config;
 
@@ -345,7 +343,6 @@ export class AgentService extends TypedEventEmitter<AgentServiceEvents> {
     try {
       const { clientStreams } = await agent.runTaskV2(taskId, taskRunId, {
         skipGitBranch: true,
-        framework,
         isReconnect,
       });
 
@@ -790,7 +787,6 @@ export class AgentService extends TypedEventEmitter<AgentServiceEvents> {
       logUrl: "logUrl" in params ? params.logUrl : undefined,
       sdkSessionId: "sdkSessionId" in params ? params.sdkSessionId : undefined,
       model: "model" in params ? params.model : undefined,
-      framework: "framework" in params ? params.framework : "claude",
       executionMode:
         "executionMode" in params ? params.executionMode : undefined,
     };

apps/array/src/renderer/features/sessions/stores/sessionStore.ts

@@ -51,7 +51,7 @@ export interface AgentSession {
   logUrl?: string;
   processedLineCount?: number;
   model?: string;
-  framework?: "claude" | "codex";
+  framework?: "claude";
   // Current execution mode (plan = read-only, default = manual approve, acceptEdits = auto-approve edits)
   currentMode: ExecutionMode;
   // Permission requests waiting for user response
@@ -416,7 +416,6 @@ function createBaseSession(
   taskRunId: string,
   taskId: string,
   isCloud: boolean,
-  framework?: "claude" | "codex",
   executionMode?: "plan" | "acceptEdits",
 ): AgentSession {
   return {
@@ -428,7 +427,6 @@ function createBaseSession(
     status: "connecting",
     isPromptPending: false,
     isCloud,
-    framework,
     currentMode: executionMode ?? "default",
     pendingPermissions: new Map(),
   };
@@ -667,7 +665,7 @@ const useStore = create<SessionStore>()(
       const persistedMode = getPersistedTaskMode(taskId);
       const effectiveMode = executionMode ?? persistedMode;
 
-      const { defaultModel, defaultFramework } = useSettingsStore.getState();
+      const { defaultModel } = useSettingsStore.getState();
       const result = await trpcVanilla.agent.start.mutate({
         taskId,
         taskRunId: taskRun.id,
@@ -676,15 +674,13 @@ const useStore = create<SessionStore>()(
         apiHost: auth.apiHost,
         projectId: auth.projectId,
         model: defaultModel,
-        framework: defaultFramework,
         executionMode: effectiveMode,
       });
 
       const session = createBaseSession(
         taskRun.id,
         taskId,
         false,
-        defaultFramework,
         effectiveMode === "default" ? undefined : effectiveMode,
       );
       session.channel = result.channel;
@@ -701,7 +697,6 @@ const useStore = create<SessionStore>()(
         task_id: taskId,
         execution_type: "local",
         model: defaultModel,
-        framework: defaultFramework,
       });
 
       if (initialPrompt?.length) {

apps/array/src/renderer/features/settings/stores/settingsStore.ts

@@ -1,9 +1,5 @@
 import type { WorkspaceMode } from "@shared/types";
-import {
-  type AgentFramework,
-  DEFAULT_FRAMEWORK,
-  DEFAULT_MODEL,
-} from "@shared/types/models";
+import { DEFAULT_MODEL } from "@shared/types/models";
 import { create } from "zustand";
 import { persist } from "zustand/middleware";
 
@@ -18,7 +14,6 @@ interface SettingsStore {
   lastUsedWorkspaceMode: WorkspaceMode;
   createPR: boolean;
   defaultModel: string;
-  defaultFramework: AgentFramework;
   desktopNotifications: boolean;
 
   setAutoRunTasks: (autoRun: boolean) => void;
@@ -28,7 +23,6 @@ interface SettingsStore {
   setLastUsedWorkspaceMode: (mode: WorkspaceMode) => void;
   setCreatePR: (createPR: boolean) => void;
   setDefaultModel: (model: string) => void;
-  setDefaultFramework: (framework: AgentFramework) => void;
   setDesktopNotifications: (enabled: boolean) => void;
 }
 
@@ -42,7 +36,6 @@ export const useSettingsStore = create<SettingsStore>()(
       lastUsedWorkspaceMode: "worktree",
       createPR: true,
       defaultModel: DEFAULT_MODEL,
-      defaultFramework: DEFAULT_FRAMEWORK,
       desktopNotifications: true,
 
       setAutoRunTasks: (autoRun) => set({ autoRunTasks: autoRun }),
@@ -53,7 +46,6 @@ export const useSettingsStore = create<SettingsStore>()(
       setLastUsedWorkspaceMode: (mode) => set({ lastUsedWorkspaceMode: mode }),
       setCreatePR: (createPR) => set({ createPR }),
       setDefaultModel: (model) => set({ defaultModel: model }),
-      setDefaultFramework: (framework) => set({ defaultFramework: framework }),
       setDesktopNotifications: (enabled) =>
         set({ desktopNotifications: enabled }),
     }),

apps/array/src/renderer/features/task-detail/components/TaskInputEditor.tsx

@@ -3,7 +3,6 @@ import { EditorToolbar } from "@features/message-editor/components/EditorToolbar
 import type { MessageEditorHandle } from "@features/message-editor/components/MessageEditor";
 import { ModeIndicatorInput } from "@features/message-editor/components/ModeIndicatorInput";
 import { useTiptapEditor } from "@features/message-editor/tiptap/useTiptapEditor";
-import { FrameworkSelector } from "@features/sessions/components/FrameworkSelector";
 import type { ExecutionMode } from "@features/sessions/stores/sessionStore";
 import { ArrowUp, GitBranchIcon } from "@phosphor-icons/react";
 import { Box, Flex, IconButton, Text, Tooltip } from "@radix-ui/themes";
@@ -195,15 +194,12 @@ export const TaskInputEditor = forwardRef<
           </Flex>
 
           <Flex justify="between" align="center" px="3" pb="3">
-            <Flex align="center" gap="1">
-              <EditorToolbar
-                disabled={isCreatingTask}
-                onInsertChip={insertChip}
-                attachTooltip="Attach files from anywhere"
-                iconSize={16}
-              />
-              <FrameworkSelector disabled={isCreatingTask} />
-            </Flex>
+            <EditorToolbar
+              disabled={isCreatingTask}
+              onInsertChip={insertChip}
+              attachTooltip="Attach files from anywhere"
+              iconSize={16}
+            />
 
             <Flex align="center" gap="4">
               {!isCloudMode && (

apps/array/src/shared/types/models.ts

@@ -66,29 +66,7 @@ export const AVAILABLE_MODELS: ModelOption[] = [
 export const DEFAULT_MODEL = "claude-opus-4-5";
 
 // Agent frameworks
-export type AgentFramework = "claude" | "codex";
-
-export interface FrameworkOption {
-  id: AgentFramework;
-  name: string;
-  description: string;
-  enabled: boolean;
-}
-
-export const AVAILABLE_FRAMEWORKS: FrameworkOption[] = [
-  {
-    id: "claude",
-    name: "Claude Code",
-    description: "Anthropic's Claude Code agent",
-    enabled: true,
-  },
-  {
-    id: "codex",
-    name: "OpenAI Codex",
-    description: "OpenAI's Codex agent",
-    enabled: true,
-  },
-];
+export type AgentFramework = "claude";
 
 export const DEFAULT_FRAMEWORK: AgentFramework = "claude";
 

apps/array/src/types/analytics.ts

@@ -14,7 +14,6 @@ export type GitActionType =
   | "create-pr";
 export type FileOpenSource = "sidebar" | "agent-suggestion" | "search" | "diff";
 export type FileChangeType = "added" | "modified" | "deleted";
-export type AgentFramework = "claude" | "codex";
 export type StopReason = "user_cancelled" | "completed" | "error" | "timeout";
 export type CommandMenuAction =
   | "home"
@@ -62,7 +61,6 @@ export interface TaskRunStartedProperties {
   task_id: string;
   execution_type: ExecutionType;
   model?: string;
-  framework?: AgentFramework;
 }
 
 export interface TaskRunCompletedProperties {

packages/agent/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@posthog/agent",
-  "version": "1.30.0",
+  "version": "2.0.0",
   "repository": "https://github.com/PostHog/array",
   "description": "TypeScript agent framework wrapping Claude Agent SDK with Git-based task execution for PostHog",
   "main": "./dist/index.js",
@@ -45,7 +45,6 @@
   "dependencies": {
     "@agentclientprotocol/sdk": "^0.5.1",
     "@anthropic-ai/claude-agent-sdk": "^0.1.55",
-    "@openai/codex-sdk": "0.60.1",
     "@anthropic-ai/sdk": "^0.71.0",
     "@modelcontextprotocol/sdk": "^1.23.0",
     "diff": "^8.0.2",

packages/agent/src/adapters/claude/claude.ts

@@ -1943,6 +1943,5 @@ export function streamEventToAcpNotifications(
 }
 
 // Note: createAcpConnection has been moved to ../connection.ts
-// to support multiple agent frameworks (Claude, Codex).
 // Import from there instead:
 // import { createAcpConnection } from "../connection.js";