diff --git a/crates/cli/src/lib.rs b/crates/cli/src/lib.rs
index 09452784..ba2fbbba 100644
--- a/crates/cli/src/lib.rs
+++ b/crates/cli/src/lib.rs
@@ -994,7 +994,18 @@ fn auth_status_all_providers(store: &ConfigStore, secrets: &Secrets) -> Vec<Stri
         let keyring_status = keyring_key.as_ref().map(|_| "set").unwrap_or("-");
         let env_status = env_key.as_ref().map(|_| "set").unwrap_or("-");
 
-        let source = if config_key.is_some() {
+        let source = if provider == ProviderKind::OpenaiCodex {
+            // Keep the summary consistent with `auth status`: Codex auth is
+            // OAuth-file (or env token) based — config/keyring keys are not
+            // consulted for it.
+            if env_key.is_some() {
+                "env"
+            } else if oauth_file_present {
+                "oauth file"
+            } else {
+                "unset"
+            }
+        } else if config_key.is_some() {
             "config"
         } else if keyring_key.is_some() {
             "keyring"
diff --git a/crates/tui/src/prompts.rs b/crates/tui/src/prompts.rs
index 35d5ed3d..9a128b1f 100644
--- a/crates/tui/src/prompts.rs
+++ b/crates/tui/src/prompts.rs
@@ -281,9 +281,13 @@ fn load_handoff_block(workspace: &Path) -> Option<String> {
 /// Core: task execution, tool-use rules, output format, toolbox reference,
 /// "When NOT to use" guidance, sub-agent sentinel protocol.
 ///
-/// Rendered from `prompts/constitution.yaml` via `render_constitution.py`.
-/// The YAML is the source of truth; the markdown is the compiled artifact.
-/// Run `python3 render_constitution.py > constitution.md` to regenerate.
+/// `prompts/constitution.yaml` + `render_constitution.py` exist as the
+/// intended generation pipeline, but the renderer is NOT yet reconciled
+/// with this committed markdown (#3015): it emits a much shorter document,
+/// bakes the default model id over the `{model_id}` placeholder, and
+/// duplicates the Authority Recap that `compose` appends at runtime. Do
+/// NOT regenerate this file from the renderer until that gap is closed —
+/// edit the markdown directly and mirror structural changes into the YAML.
 pub const BASE_PROMPT: &str = include_str!("prompts/constitution.md");
 
 // ── Embedder prompt overrides ──
diff --git a/crates/tui/src/tui/history.rs b/crates/tui/src/tui/history.rs
index b192a39c..b99f1d99 100644
--- a/crates/tui/src/tui/history.rs
+++ b/crates/tui/src/tui/history.rs
@@ -4185,7 +4185,26 @@ mod tests {
             .flat_map(|line| line.spans.iter().map(|span| span.content.as_ref()))
             .collect::<String>();
         assert!(text.contains("Full reasoning in Ctrl+O"));
-        assert!(text.contains("reasoning"));
+        // Pin the actual header shape ("… reasoning done") — a bare
+        // `contains("reasoning")` is already satisfied by the Ctrl+O
+        // affordance line above and would never fail on its own.
+        let header = lines
+            .first()
+            .map(|line| {
+                line.spans
+                    .iter()
+                    .map(|span| span.content.as_ref())
+                    .collect::<String>()
+            })
+            .unwrap_or_default();
+        assert!(
+            header.starts_with(REASONING_OPENER),
+            "header opens with the dotted opener: {header:?}"
+        );
+        assert!(
+            header.contains("reasoning done"),
+            "header carries the reasoning title and done status: {header:?}"
+        );
     }
 
     #[test]