diff --git a/homeassistant/components/openai_conversation/manifest.json b/homeassistant/components/openai_conversation/manifest.json
index cc1c56b0927..a4e46f6457b 100644
--- a/homeassistant/components/openai_conversation/manifest.json
+++ b/homeassistant/components/openai_conversation/manifest.json
@@ -8,5 +8,5 @@
   "documentation": "https://www.home-assistant.io/integrations/openai_conversation",
   "integration_type": "service",
   "iot_class": "cloud_polling",
-  "requirements": ["openai==1.65.2"]
+  "requirements": ["openai==1.66.3"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 98ce16a4560..0b8d1da4499 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1581,7 +1581,7 @@ open-garage==0.2.0
 open-meteo==0.3.2
 
 # homeassistant.components.openai_conversation
-openai==1.65.2
+openai==1.66.3
 
 # homeassistant.components.openerz
 openerz-api==0.3.0
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index f6880d377be..99cdb5004a0 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1326,7 +1326,7 @@ open-garage==0.2.0
 open-meteo==0.3.2
 
 # homeassistant.components.openai_conversation
-openai==1.65.2
+openai==1.66.3
 
 # homeassistant.components.openerz
 openerz-api==0.3.0