diff --git a/codex-rs/core/src/openai_model_info.rs b/codex-rs/core/src/openai_model_info.rs
index 3df00fbb..b413ccc7 100644
--- a/codex-rs/core/src/openai_model_info.rs
+++ b/codex-rs/core/src/openai_model_info.rs
@@ -64,7 +64,7 @@ pub(crate) fn get_model_info(model_family: &ModelFamily) -> Option<ModelInfo> {
         _ if slug.starts_with("gpt-5-codex") => Some(ModelInfo {
             context_window: 272_000,
             max_output_tokens: 128_000,
-            auto_compact_token_limit: Some(220_000),
+            auto_compact_token_limit: Some(250_000),
         }),
 
         _ if slug.starts_with("gpt-5") => Some(ModelInfo::new(272_000, 128_000)),