Add support for codex CLI

src-tauri/src/agent/mod.rs

@@ -1,4 +1,5 @@
 pub mod claude;
+pub mod codex;
 pub mod opencode;
 
 use crate::session::{Session, SessionsResponse, AgentType};
@@ -34,6 +35,7 @@ pub fn get_all_sessions() -> SessionsResponse {
     let detectors: Vec<Box<dyn AgentDetector>> = vec![
         Box::new(claude::ClaudeDetector),
         Box::new(opencode::OpenCodeDetector),
+        Box::new(codex::CodexDetector),
     ];
 
     let mut all_sessions = Vec::new();

src-tauri/src/process/codex.rs

@@ -0,0 +1,82 @@
+use log::debug;
+use std::path::PathBuf;
+use std::sync::Mutex;
+use sysinfo::{ProcessRefreshKind, ProcessesToUpdate, RefreshKind, System, UpdateKind};
+
+/// Represents a running Codex CLI process
+#[derive(Debug, Clone)]
+pub struct CodexProcess {
+    pub pid: u32,
+    pub cwd: Option<PathBuf>,
+    pub cpu_usage: f32,
+}
+
+// Reuse System instance to get accurate CPU readings (requires previous measurement)
+static CODEX_SYSTEM: Mutex<Option<System>> = Mutex::new(None);
+
+/// Find all running Codex CLI processes on the system
+pub fn find_codex_processes() -> Vec<CodexProcess> {
+    debug!("=== Starting Codex process discovery ===");
+
+    let mut system_guard = CODEX_SYSTEM.lock().unwrap();
+
+    // Initialize system if not already done
+    let system = system_guard.get_or_insert_with(|| {
+        debug!("Initializing new System instance for Codex");
+        System::new_with_specifics(
+            RefreshKind::new().with_processes(
+                ProcessRefreshKind::new()
+                    .with_cmd(UpdateKind::Always)
+                    .with_cwd(UpdateKind::Always)
+                    .with_cpu(),
+            ),
+        )
+    });
+
+    // Refresh process list
+    system.refresh_processes_specifics(
+        ProcessesToUpdate::All,
+        ProcessRefreshKind::new()
+            .with_cmd(UpdateKind::Always)
+            .with_cwd(UpdateKind::Always)
+            .with_cpu(),
+    );
+
+    let mut processes = Vec::new();
+
+    for (pid, process) in system.processes() {
+        let cmd = process.cmd();
+
+        // Check if first argument is "codex" or ends with "/codex"
+        let is_codex = if let Some(first_arg) = cmd.first() {
+            let first_arg_str = first_arg.to_string_lossy().to_lowercase();
+            first_arg_str == "codex" || first_arg_str.ends_with("/codex")
+        } else {
+            false
+        };
+
+        if is_codex {
+            let cwd = process.cwd().map(|p| p.to_path_buf());
+            let cpu = process.cpu_usage();
+
+            debug!(
+                "Found Codex process: pid={}, cpu={:.1}%, cwd={:?}",
+                pid.as_u32(),
+                cpu,
+                cwd
+            );
+
+            processes.push(CodexProcess {
+                pid: pid.as_u32(),
+                cwd,
+                cpu_usage: cpu,
+            });
+        }
+    }
+
+    debug!(
+        "Codex process discovery complete: found {} processes",
+        processes.len()
+    );
+    processes
+}

src-tauri/src/process/mod.rs

@@ -1,3 +1,5 @@
 mod claude;
+mod codex;
 
 pub use claude::{ClaudeProcess, find_claude_processes, is_orphaned_process};
+pub use codex::{CodexProcess, find_codex_processes};

src-tauri/src/session/mod.rs

@@ -3,5 +3,5 @@ pub mod parser;
 mod status;
 
 pub use model::{AgentType, Session, SessionStatus, SessionsResponse};
-pub use parser::{parse_session_file, convert_dir_name_to_path, convert_path_to_dir_name, get_sessions, get_sessions_internal, cleanup_stale_status_entries};
+pub use parser::{parse_session_file, convert_dir_name_to_path, convert_path_to_dir_name, get_sessions, get_sessions_internal, get_github_url, cleanup_stale_status_entries};
 pub use status::{determine_status, status_sort_priority, has_tool_use, has_tool_result, is_local_slash_command, is_interrupted_request};

src-tauri/src/session/model.rs

@@ -6,6 +6,7 @@ use serde::{Deserialize, Serialize};
 pub enum AgentType {
     Claude,
     OpenCode,
+    Codex,
 }
 
 /// Represents a Claude Code session

src-tauri/src/session/parser.rs

@@ -44,7 +44,7 @@ fn get_content_preview(content: &serde_json::Value) -> String {
 }
 
 /// Get GitHub URL from a project's git remote origin
-fn get_github_url(project_path: &str) -> Option<String> {
+pub fn get_github_url(project_path: &str) -> Option<String> {
     let output = Command::new("git")
         .args(["remote", "get-url", "origin"])
         .current_dir(project_path)

src/App.tsx

@@ -101,7 +101,7 @@ function App() {
             </div>
             <h2 className="text-lg font-medium text-foreground mb-2">No active sessions</h2>
             <p className="text-muted-foreground text-sm max-w-xs">
-              Start a Claude session in your terminal to see it here
+              Start an agent session in your terminal to see it here
             </p>
           </div>
         ) : (

src/components/SessionCard.tsx

@@ -37,12 +37,23 @@ const OpenCodeIcon = ({ className }: { className?: string }) => (
   </svg>
 );
 
-// Agent icon - Claude always orange (brand color), OpenCode uses status color
-const AgentStatusIcon = ({ type, statusColor }: { type: 'claude' | 'opencode', statusColor: string }) => {
+// OpenAI logo for Codex CLI
+const CodexIcon = ({ className }: { className?: string }) => (
+  <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"
+       fill="currentColor" className={className || "w-4 h-4"}>
+    <path d="M22.282 9.821a5.985 5.985 0 0 0-.516-4.91 6.046 6.046 0 0 0-6.51-2.9A6.065 6.065 0 0 0 4.981 4.18a5.985 5.985 0 0 0-3.998 2.9 6.046 6.046 0 0 0 .743 7.097 5.98 5.98 0 0 0 .51 4.911 6.051 6.051 0 0 0 6.515 2.9A5.985 5.985 0 0 0 13.26 24a6.056 6.056 0 0 0 5.772-4.206 5.99 5.99 0 0 0 3.997-2.9 6.056 6.056 0 0 0-.747-7.073zM13.26 22.43a4.476 4.476 0 0 1-2.876-1.04l.141-.081 4.779-2.758a.795.795 0 0 0 .392-.681v-6.737l2.02 1.168a.071.071 0 0 1 .038.052v5.583a4.504 4.504 0 0 1-4.494 4.494zM3.6 18.304a4.47 4.47 0 0 1-.535-3.014l.142.085 4.783 2.759a.771.771 0 0 0 .78 0l5.843-3.369v2.332a.08.08 0 0 1-.033.062L9.74 19.95a4.5 4.5 0 0 1-6.14-1.646zM2.34 7.896a4.485 4.485 0 0 1 2.366-1.973V11.6a.766.766 0 0 0 .388.676l5.815 3.355-2.02 1.168a.076.076 0 0 1-.071 0l-4.83-2.786A4.504 4.504 0 0 1 2.34 7.896zm16.597 3.855l-5.833-3.387L15.119 7.2a.076.076 0 0 1 .071 0l4.83 2.791a4.494 4.494 0 0 1-.676 8.105v-5.678a.79.79 0 0 0-.407-.667zm2.01-3.023l-.141-.085-4.774-2.782a.776.776 0 0 0-.785 0L9.409 9.23V6.897a.066.066 0 0 1 .028-.061l4.83-2.787a4.5 4.5 0 0 1 6.68 4.66zm-12.64 4.135l-2.02-1.164a.08.08 0 0 1-.038-.057V6.075a4.5 4.5 0 0 1 7.375-3.453l-.142.08L8.704 5.46a.795.795 0 0 0-.393.681zm1.097-2.365l2.602-1.5 2.607 1.5v2.999l-2.597 1.5-2.607-1.5z"/>
+  </svg>
+);
+
+// Agent icon - Claude always orange (brand color), Codex green (OpenAI), OpenCode uses status color
+const AgentStatusIcon = ({ type, statusColor }: { type: 'claude' | 'opencode' | 'codex', statusColor: string }) => {
   if (type === 'claude') {
     // Claude brand color: coral/orange #D77655
     return <ClaudeIcon className="w-4 h-4 fill-[#D77655]" />;
   }
+  if (type === 'codex') {
+    return <CodexIcon className="w-4 h-4 text-foreground" />;
+  }
   return <OpenCodeIcon className={`w-4 h-4 ${statusColor}`} />;
 };
 

src/types/session.ts

@@ -1,6 +1,6 @@
 export type SessionStatus = 'waiting' | 'processing' | 'thinking' | 'idle';
 
-export type AgentType = 'claude' | 'opencode';
+export type AgentType = 'claude' | 'opencode' | 'codex';
 
 export interface Session {
   id: string;