Rename the model (#1942)

codex-rs/core/src/client.rs

@@ -127,15 +127,6 @@ impl ModelClient {
 
         let auth_mode = auth.as_ref().map(|a| a.mode);
 
-        if self.config.model_family.family == "2025-08-06-model"
-            && auth_mode != Some(AuthMode::ChatGPT)
-        {
-            return Err(CodexErr::UnexpectedStatus(
-                StatusCode::BAD_REQUEST,
-                "2025-08-06-model is only supported with ChatGPT auth, run `codex login status` to check your auth status and `codex login` to login with ChatGPT".to_string(),
-            ));
-        }
-
         let store = prompt.store && auth_mode != Some(AuthMode::ChatGPT);
 
         let full_instructions = prompt.get_full_instructions(&self.config.model_family);

codex-rs/core/src/model_family.rs

@@ -89,9 +89,9 @@ pub fn find_family_for_model(slug: &str) -> Option<ModelFamily> {
         simple_model_family!(slug, "gpt-oss")
     } else if slug.starts_with("gpt-3.5") {
         simple_model_family!(slug, "gpt-3.5")
-    } else if slug.starts_with("2025-08-06-model") {
+    } else if slug.starts_with("gpt-5") {
         model_family!(
-            slug, "2025-08-06-model",
+            slug, "gpt-5",
             supports_reasoning_summaries: true,
         )
     } else {

codex-rs/core/src/openai_model_info.rs

@@ -77,7 +77,7 @@ pub(crate) fn get_model_info(model_family: &ModelFamily) -> Option<ModelInfo> {
             max_output_tokens: 4_096,
         }),
 
-        "2025-08-06-model" => Some(ModelInfo {
+        "gpt-5" => Some(ModelInfo {
             context_window: 200_000,
             max_output_tokens: 100_000,
         }),