diff --git a/codex-rs/analytics/src/analytics_client_tests.rs b/codex-rs/analytics/src/analytics_client_tests.rs
index 7177952c37..2da8848e6e 100644
--- a/codex-rs/analytics/src/analytics_client_tests.rs
+++ b/codex-rs/analytics/src/analytics_client_tests.rs
@@ -2918,6 +2918,7 @@ fn hook_run_event_serializes_expected_shape() {
                 event_name: HookEventName::PreToolUse,
                 hook_source: HookSource::User,
                 status: HookRunStatus::Completed,
+                duration_ms: Some(123),
             },
         ),
     });
@@ -2934,7 +2935,8 @@ fn hook_run_event_serializes_expected_shape() {
                 "model_slug": "gpt-5",
                 "hook_name": "PreToolUse",
                 "hook_source": "user",
-                "status": "completed"
+                "status": "completed",
+                "duration_ms": 123
             }
         })
     );
@@ -2954,6 +2956,7 @@ fn hook_run_metadata_maps_sources_and_statuses() {
             event_name: HookEventName::SessionStart,
             hook_source: HookSource::System,
             status: HookRunStatus::Completed,
+            duration_ms: None,
         },
     ))
     .expect("serialize system hook");
@@ -2963,6 +2966,7 @@ fn hook_run_metadata_maps_sources_and_statuses() {
             event_name: HookEventName::Stop,
             hook_source: HookSource::Project,
             status: HookRunStatus::Blocked,
+            duration_ms: None,
         },
     ))
     .expect("serialize project hook");
@@ -2972,6 +2976,7 @@ fn hook_run_metadata_maps_sources_and_statuses() {
             event_name: HookEventName::Stop,
             hook_source: HookSource::CloudRequirements,
             status: HookRunStatus::Blocked,
+            duration_ms: None,
         },
     ))
     .expect("serialize cloud requirements hook");
@@ -2981,6 +2986,7 @@ fn hook_run_metadata_maps_sources_and_statuses() {
             event_name: HookEventName::UserPromptSubmit,
             hook_source: HookSource::Unknown,
             status: HookRunStatus::Failed,
+            duration_ms: None,
         },
     ))
     .expect("serialize unknown hook");
@@ -3009,6 +3015,7 @@ fn hook_run_metadata_maps_stopped_status() {
             event_name: HookEventName::Stop,
             hook_source: HookSource::User,
             status: HookRunStatus::Stopped,
+            duration_ms: None,
         },
     ))
     .expect("serialize stopped hook");
@@ -3149,6 +3156,7 @@ async fn reducer_ingests_hook_run_fact() {
                     event_name: HookEventName::PostToolUse,
                     hook_source: HookSource::Unknown,
                     status: HookRunStatus::Failed,
+                    duration_ms: None,
                 },
             })),
             &mut events,
diff --git a/codex-rs/analytics/src/events.rs b/codex-rs/analytics/src/events.rs
index bdc2c996dc..71edef37b0 100644
--- a/codex-rs/analytics/src/events.rs
+++ b/codex-rs/analytics/src/events.rs
@@ -731,6 +731,7 @@ pub(crate) struct CodexHookRunMetadata {
     pub(crate) hook_name: Option<String>,
     pub(crate) hook_source: Option<&'static str>,
     pub(crate) status: Option<HookRunStatus>,
+    pub(crate) duration_ms: Option<i64>,
 }
 
 #[derive(Serialize)]
@@ -997,6 +998,7 @@ pub(crate) fn codex_hook_run_metadata(
         hook_name: Some(analytics_hook_event_name(hook.event_name).to_owned()),
         hook_source: Some(analytics_hook_source(hook.hook_source)),
         status: Some(analytics_hook_status(hook.status)),
+        duration_ms: hook.duration_ms,
     }
 }
 
diff --git a/codex-rs/analytics/src/facts.rs b/codex-rs/analytics/src/facts.rs
index 1dff5de89d..28de73c772 100644
--- a/codex-rs/analytics/src/facts.rs
+++ b/codex-rs/analytics/src/facts.rs
@@ -509,6 +509,7 @@ pub struct HookRunFact {
     pub event_name: HookEventName,
     pub hook_source: HookSource,
     pub status: HookRunStatus,
+    pub duration_ms: Option<i64>,
 }
 
 pub(crate) struct PluginUsedInput {
diff --git a/codex-rs/core/src/hook_runtime.rs b/codex-rs/core/src/hook_runtime.rs
index 6e2d4fe33c..ae5c44343d 100644
--- a/codex-rs/core/src/hook_runtime.rs
+++ b/codex-rs/core/src/hook_runtime.rs
@@ -679,6 +679,7 @@ fn hook_run_analytics_payload(
             event_name: completed.run.event_name,
             hook_source: completed.run.source,
             status: completed.run.status,
+            duration_ms: completed.run.duration_ms,
         },
     )
 }
@@ -834,6 +835,7 @@ mod tests {
         assert_eq!(hook.event_name, HookEventName::Stop);
         assert_eq!(hook.hook_source, HookSource::Project);
         assert_eq!(hook.status, HookRunStatus::Blocked);
+        assert_eq!(hook.duration_ms, Some(27));
     }
 
     #[tokio::test]