From 5bcc9d8b770d7e3c69fa37fa01f5f1fd406837e2 Mon Sep 17 00:00:00 2001
From: pakrym-oai <pakrym@openai.com>
Date: Tue, 9 Sep 2025 14:47:06 -0700
Subject: [PATCH] Do not send reasoning item IDs (#3390)

Response API doesn't require IDs on reasoning items anymore.

Fixes: https://github.com/openai/codex/issues/3292
---
 codex-rs/protocol/src/models.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/codex-rs/protocol/src/models.rs b/codex-rs/protocol/src/models.rs
index 115d4596..23a86a59 100644
--- a/codex-rs/protocol/src/models.rs
+++ b/codex-rs/protocol/src/models.rs
@@ -49,7 +49,7 @@ pub enum ResponseItem {
         content: Vec<ContentItem>,
     },
     Reasoning {
-        #[serde(default)]
+        #[serde(default, skip_serializing)]
         id: String,
         summary: Vec<ReasoningItemReasoningSummary>,
         #[serde(default, skip_serializing_if = "should_serialize_reasoning_content")]