From 0deed82bea6056a6efb345d5f30c4cb330c30552 Mon Sep 17 00:00:00 2001
From: Paulus Schoutsen <balloob@gmail.com>
Date: Fri, 16 May 2025 16:22:46 -0400
Subject: [PATCH] OpenAI prompt is optional (#145065)

---
 homeassistant/components/openai_conversation/config_flow.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/homeassistant/components/openai_conversation/config_flow.py b/homeassistant/components/openai_conversation/config_flow.py
index fbe64492b3c..6d3f461981c 100644
--- a/homeassistant/components/openai_conversation/config_flow.py
+++ b/homeassistant/components/openai_conversation/config_flow.py
@@ -177,7 +177,9 @@ class OpenAIOptionsFlow(OptionsFlow):
 
                 options = {
                     CONF_RECOMMENDED: user_input[CONF_RECOMMENDED],
-                    CONF_PROMPT: user_input[CONF_PROMPT],
+                    CONF_PROMPT: user_input.get(
+                        CONF_PROMPT, llm.DEFAULT_INSTRUCTIONS_PROMPT
+                    ),
                     CONF_LLM_HASS_API: user_input.get(CONF_LLM_HASS_API),
                 }