From 8a97eae2ca3c3a2f98f2e10f518cb14e396c32dd Mon Sep 17 00:00:00 2001
From: dylan <dylan@posthog.com>
Date: Thu, 20 Nov 2025 13:53:33 -0500
Subject: [PATCH 1/2] implementation

---
 lib/Client.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/Client.php b/lib/Client.php
index 327d00e..fae24a0 100644
--- a/lib/Client.php
+++ b/lib/Client.php
@@ -269,12 +269,14 @@ public function getFeatureFlag(
 
         $flagWasEvaluatedLocally = !is_null($result);
         $requestId = null;
+        $evaluatedAt = null;
         $flagDetail = null;
 
         if (!$flagWasEvaluatedLocally && !$onlyEvaluateLocally) {
             try {
                 $response = $this->fetchFlagsResponse($distinctId, $groups, $personProperties, $groupProperties);
                 $requestId = isset($response['requestId']) ? $response['requestId'] : null;
+                $evaluatedAt = isset($response['evaluatedAt']) ? $response['evaluatedAt'] : null;
                 $flagDetail = isset($response['flags'][$key]) ? $response['flags'][$key] : null;
                 $featureFlags = $response['featureFlags'] ?? [];
                 if (array_key_exists($key, $featureFlags)) {
@@ -298,6 +300,10 @@ public function getFeatureFlag(
                 $properties['$feature_flag_request_id'] = $requestId;
             }
 
+            if (!is_null($evaluatedAt)) {
+                $properties['$feature_flag_evaluated_at'] = $evaluatedAt;
+            }
+
             if (!is_null($flagDetail)) {
                 $properties['$feature_flag_id'] = $flagDetail['metadata']['id'];
                 $properties['$feature_flag_version'] = $flagDetail['metadata']['version'];

From c8f6edb42698e5375613fce26b715b533a332664 Mon Sep 17 00:00:00 2001
From: dylan <dylan@posthog.com>
Date: Mon, 24 Nov 2025 17:47:18 -0500
Subject: [PATCH 2/2] bump version

---
 History.md      | 6 ++++++
 composer.json   | 2 +-
 lib/PostHog.php | 2 +-
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/History.md b/History.md
index bdd9e56..fc42c2e 100644
--- a/History.md
+++ b/History.md
@@ -1,3 +1,9 @@
+3.7.3 / 2025-11-24
+==================
+
+* feat(flags): include `evaluated_at` properties in `$feature_flag_called` events
+
+
 3.7.2 / 2025-10-22
 ==================
 
diff --git a/composer.json b/composer.json
index 89643b0..127f856 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
 	"name": "posthog/posthog-php",
-	"version": "3.7.2",
+	"version": "3.7.3",
 	"description": "PostHog PHP Library",
 	"keywords": [
 		"posthog"
diff --git a/lib/PostHog.php b/lib/PostHog.php
index 022192a..7a13d17 100644
--- a/lib/PostHog.php
+++ b/lib/PostHog.php
@@ -6,7 +6,7 @@
 
 class PostHog
 {
-    public const VERSION = '3.7.2';
+    public const VERSION = '3.7.3';
     public const ENV_API_KEY = "POSTHOG_API_KEY";
     public const ENV_HOST = "POSTHOG_HOST";