From 3a9f436ce00124cabe71f102c3a2c29f097ccc4c Mon Sep 17 00:00:00 2001
From: jif-oai <jif@openai.com>
Date: Tue, 20 Jan 2026 13:18:24 +0000
Subject: [PATCH] feat: metrics on shell snapshot (#9527)

---
 codex-rs/core/src/codex.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/codex-rs/core/src/codex.rs b/codex-rs/core/src/codex.rs
index a2a3481d8..c5332f26d 100644
--- a/codex-rs/core/src/codex.rs
+++ b/codex-rs/core/src/codex.rs
@@ -710,10 +710,18 @@ impl Session {
         let mut default_shell = shell::default_user_shell();
         // Create the mutable state for the Session.
         if config.features.enabled(Feature::ShellSnapshot) {
+            let timer = otel_manager.start_timer("codex.shell_snapshot.duration_ms", &[]);
             default_shell.shell_snapshot =
                 ShellSnapshot::try_new(&config.codex_home, conversation_id, &default_shell)
                     .await
                     .map(Arc::new);
+            let success = if default_shell.shell_snapshot.is_some() {
+                "true"
+            } else {
+                "false"
+            };
+            let _ = timer.map(|timer| timer.record(&[("success", success)]));
+            otel_manager.counter("codex.shell_snapshot", 1, &[("success", success)])
         }
         let state = SessionState::new(session_configuration.clone());