From f4938239775c5f30dc4c9402b7de7b550bf159bc Mon Sep 17 00:00:00 2001
From: "Dale L. Jefferson" <dale@dalejefferson.com>
Date: Mon, 9 Feb 2026 18:13:56 +0000
Subject: [PATCH] in-memory should be in_memory

Allowed values are in_memory and 24h

https://platform.openai.com/docs/guides/prompt-caching#configure-per-request
---
 async-openai/src/types/responses/response.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/async-openai/src/types/responses/response.rs b/async-openai/src/types/responses/response.rs
index 3117e1ac..b9d5a02b 100644
--- a/async-openai/src/types/responses/response.rs
+++ b/async-openai/src/types/responses/response.rs
@@ -846,7 +846,7 @@ pub enum ReasoningSummary {
 /// The retention policy for the prompt cache.
 #[derive(Debug, Serialize, Deserialize, Clone, Copy, PartialEq)]
 pub enum PromptCacheRetention {
-    #[serde(rename = "in-memory")]
+    #[serde(rename = "in_memory")]
     InMemory,
     #[serde(rename = "24h")]
     Hours24,