Add custom apply patch toggle

codex-rs/exec/src/cli.rs

@@ -52,6 +52,10 @@ pub struct Cli {
     #[arg(long = "skip-git-repo-check", default_value_t = false)]
     pub skip_git_repo_check: bool,
 
+    /// Force-enable the experimental apply_patch tool even for models that do not opt into it by default.
+    #[arg(long = "custom-apply-patch", default_value_t = false)]
+    pub custom_apply_patch: bool,
+
     #[clap(skip)]
     pub config_overrides: CliConfigOverrides,
 

codex-rs/exec/src/lib.rs

@@ -46,6 +46,7 @@ pub async fn run_main(cli: Cli, codex_linux_sandbox_exe: Option<PathBuf>) -> any
         dangerously_bypass_approvals_and_sandbox,
         cwd,
         skip_git_repo_check,
+        custom_apply_patch,
         color,
         last_message_file,
         json: json_mode,
@@ -158,7 +159,7 @@ pub async fn run_main(cli: Cli, codex_linux_sandbox_exe: Option<PathBuf>) -> any
         codex_linux_sandbox_exe,
         base_instructions: None,
         include_plan_tool: None,
-        include_apply_patch_tool: None,
+        include_apply_patch_tool: custom_apply_patch.then_some(true),
         include_view_image_tool: None,
         show_raw_agent_reasoning: oss.then_some(true),
         tools_web_search_request: None,

codex-rs/tui/src/cli.rs

@@ -71,6 +71,10 @@ pub struct Cli {
     #[arg(long = "search", default_value_t = false)]
     pub web_search: bool,
 
+    /// Force-enable the experimental apply_patch tool even for models that do not opt into it by default.
+    #[arg(long = "custom-apply-patch", default_value_t = false)]
+    pub custom_apply_patch: bool,
+
     #[clap(skip)]
     pub config_overrides: CliConfigOverrides,
 }

codex-rs/tui/src/lib.rs

@@ -132,7 +132,7 @@ pub async fn run_main(
         codex_linux_sandbox_exe,
         base_instructions: None,
         include_plan_tool: Some(true),
-        include_apply_patch_tool: None,
+        include_apply_patch_tool: cli.custom_apply_patch.then_some(true),
         include_view_image_tool: None,
         show_raw_agent_reasoning: cli.oss.then_some(true),
         tools_web_search_request: cli.web_search.then_some(true),