diff --git a/gateway/slash_commands.py b/gateway/slash_commands.py
index c3c977d8b..4b67ca04d 100644
--- a/gateway/slash_commands.py
+++ b/gateway/slash_commands.py
@@ -2664,6 +2664,7 @@ class GatewaySlashCommandsMixin:
             /reasoning hide|off              Hide model reasoning from responses
         """
         from gateway.run import _hermes_home, _platform_config_key
+        from hermes_constants import parse_reasoning_effort
         import yaml
 
         raw_args = event.get_command_args().strip()
@@ -2754,11 +2755,8 @@ class GatewaySlashCommandsMixin:
             self._reasoning_config = self._load_reasoning_config()
             self._evict_cached_agent(session_key)
             return t("gateway.reasoning.reset_done")
-        if effort == "none":
-            parsed = {"enabled": False}
-        elif effort in {"minimal", "low", "medium", "high", "xhigh", "max", "ultra"}:
-            parsed = {"enabled": True, "effort": effort}
-        else:
+        parsed = parse_reasoning_effort(effort)
+        if parsed is None:
             return t(
                 "gateway.reasoning.unknown_arg",
                 arg=effort or raw_args.lower(),
diff --git a/locales/af.yaml b/locales/af.yaml
index cc9a45060..001fbe79d 100644
--- a/locales/af.yaml
+++ b/locales/af.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (gedeaktiveer)"
     scope_session:             "sessie-oorskryf"
     scope_global:              "globale konfigurasie"
-    status:                    "🧠 **Redenering-instellings**\n\n**Inspanning:** `{level}`\n**Bereik:** {scope}\n**Vertoon:** {display}\n\n_Gebruik:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Redenering-instellings**\n\n**Inspanning:** `{level}`\n**Bereik:** {scope}\n**Vertoon:** {display}\n\n_Gebruik:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "aan ✓"
     display_off:               "af"
     display_set_on:            "🧠 ✓ Redenering-vertoon: **AAN**\nDie model se denke sal voor elke antwoord op **{platform}** vertoon word."
     display_set_off:           "🧠 ✓ Redenering-vertoon: **AF** vir **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` word nie ondersteun nie. Gebruik `/reasoning <level> --global` om die globale verstek te verander."
     reset_done:                "🧠 ✓ Sessie-redenering-oorskryf verwyder; val terug op globale konfigurasie."
-    unknown_arg:               "⚠️ Onbekende argument: `{arg}`\n\n**Geldige vlakke:** none, minimal, low, medium, high, xhigh\n**Vertoon:** show, hide\n**Permanent:** voeg `--global` by om verby hierdie sessie te stoor"
+    unknown_arg:               "⚠️ Onbekende argument: `{arg}`\n\n**Geldige vlakke:** none, minimal, low, medium, high, xhigh, max, ultra\n**Vertoon:** show, hide\n**Permanent:** voeg `--global` by om verby hierdie sessie te stoor"
     set_global:                "🧠 ✓ Redenering-inspanning gestel op `{effort}` (gestoor in konfigurasie)\n_(neem effek by die volgende boodskap)_"
     set_global_save_failed:    "🧠 ✓ Redenering-inspanning gestel op `{effort}` (slegs sessie — konfigurasie-stoor het misluk)\n_(neem effek by die volgende boodskap)_"
     set_session:               "🧠 ✓ Redenering-inspanning gestel op `{effort}` (slegs sessie — voeg `--global` by om permanent te stoor)\n_(neem effek by die volgende boodskap)_"
diff --git a/locales/de.yaml b/locales/de.yaml
index 093ee68be..c93f1b507 100644
--- a/locales/de.yaml
+++ b/locales/de.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (deaktiviert)"
     scope_session:             "Sitzungs-Override"
     scope_global:              "Globale Konfiguration"
-    status:                    "🧠 **Reasoning-Einstellungen**\n\n**Stärke:** `{level}`\n**Geltungsbereich:** {scope}\n**Anzeige:** {display}\n\n_Verwendung:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Reasoning-Einstellungen**\n\n**Stärke:** `{level}`\n**Geltungsbereich:** {scope}\n**Anzeige:** {display}\n\n_Verwendung:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "an ✓"
     display_off:               "aus"
     display_set_on:            "🧠 ✓ Reasoning-Anzeige: **AN**\nDas Modelldenken wird vor jeder Antwort auf **{platform}** angezeigt."
     display_set_off:           "🧠 ✓ Reasoning-Anzeige: **AUS** für **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` wird nicht unterstützt. Verwenden Sie `/reasoning <level> --global`, um den globalen Standard zu ändern."
     reset_done:                "🧠 ✓ Sitzungs-Reasoning-Override gelöscht; Rückfall auf globale Konfiguration."
-    unknown_arg:               "⚠️ Unbekanntes Argument: `{arg}`\n\n**Gültige Stärken:** none, minimal, low, medium, high, xhigh\n**Anzeige:** show, hide\n**Speichern:** `--global` hinzufügen, um über die Sitzung hinaus zu speichern"
+    unknown_arg:               "⚠️ Unbekanntes Argument: `{arg}`\n\n**Gültige Stärken:** none, minimal, low, medium, high, xhigh, max, ultra\n**Anzeige:** show, hide\n**Speichern:** `--global` hinzufügen, um über die Sitzung hinaus zu speichern"
     set_global:                "🧠 ✓ Reasoning-Stärke auf `{effort}` gesetzt (in Konfiguration gespeichert)\n_(wird mit der nächsten Nachricht wirksam)_"
     set_global_save_failed:    "🧠 ✓ Reasoning-Stärke auf `{effort}` gesetzt (nur Sitzung — Konfiguration konnte nicht gespeichert werden)\n_(wird mit der nächsten Nachricht wirksam)_"
     set_session:               "🧠 ✓ Reasoning-Stärke auf `{effort}` gesetzt (nur Sitzung — `--global` hinzufügen, um zu speichern)\n_(wird mit der nächsten Nachricht wirksam)_"
diff --git a/locales/en.yaml b/locales/en.yaml
index c47f875b0..26063363a 100644
--- a/locales/en.yaml
+++ b/locales/en.yaml
@@ -201,14 +201,14 @@ gateway:
     level_disabled:            "none (disabled)"
     scope_session:             "session override"
     scope_global:              "global config"
-    status:                    "🧠 **Reasoning Settings**\n\n**Effort:** `{level}`\n**Scope:** {scope}\n**Display:** {display}\n\n_Usage:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Reasoning Settings**\n\n**Effort:** `{level}`\n**Scope:** {scope}\n**Display:** {display}\n\n_Usage:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "on ✓"
     display_off:               "off"
     display_set_on:            "🧠 ✓ Reasoning display: **ON**\nModel thinking will be shown before each response on **{platform}**."
     display_set_off:           "🧠 ✓ Reasoning display: **OFF** for **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` is not supported. Use `/reasoning <level> --global` to change the global default."
     reset_done:                "🧠 ✓ Session reasoning override cleared; falling back to global config."
-    unknown_arg:               "⚠️ Unknown argument: `{arg}`\n\n**Valid levels:** none, minimal, low, medium, high, xhigh\n**Display:** show, hide\n**Persist:** add `--global` to save beyond this session"
+    unknown_arg:               "⚠️ Unknown argument: `{arg}`\n\n**Valid levels:** none, minimal, low, medium, high, xhigh, max, ultra\n**Display:** show, hide\n**Persist:** add `--global` to save beyond this session"
     set_global:                "🧠 ✓ Reasoning effort set to `{effort}` (saved to config)\n_(takes effect on next message)_"
     set_global_save_failed:    "🧠 ✓ Reasoning effort set to `{effort}` (session only — config save failed)\n_(takes effect on next message)_"
     set_session:               "🧠 ✓ Reasoning effort set to `{effort}` (session only — add `--global` to persist)\n_(takes effect on next message)_"
diff --git a/locales/es.yaml b/locales/es.yaml
index c2ed50017..2cba217ef 100644
--- a/locales/es.yaml
+++ b/locales/es.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (deshabilitado)"
     scope_session:             "anulación de sesión"
     scope_global:              "configuración global"
-    status:                    "🧠 **Ajustes de razonamiento**\n\n**Esfuerzo:** `{level}`\n**Alcance:** {scope}\n**Visualización:** {display}\n\n_Uso:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Ajustes de razonamiento**\n\n**Esfuerzo:** `{level}`\n**Alcance:** {scope}\n**Visualización:** {display}\n\n_Uso:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "activada ✓"
     display_off:               "desactivada"
     display_set_on:            "🧠 ✓ Visualización de razonamiento: **ACTIVADA**\nEl pensamiento del modelo se mostrará antes de cada respuesta en **{platform}**."
     display_set_off:           "🧠 ✓ Visualización de razonamiento: **DESACTIVADA** para **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` no es compatible. Usa `/reasoning <level> --global` para cambiar el valor global por defecto."
     reset_done:                "🧠 ✓ Anulación de razonamiento de la sesión borrada; volviendo a la configuración global."
-    unknown_arg:               "⚠️ Argumento desconocido: `{arg}`\n\n**Niveles válidos:** none, minimal, low, medium, high, xhigh\n**Visualización:** show, hide\n**Persistir:** añade `--global` para guardar más allá de esta sesión"
+    unknown_arg:               "⚠️ Argumento desconocido: `{arg}`\n\n**Niveles válidos:** none, minimal, low, medium, high, xhigh, max, ultra\n**Visualización:** show, hide\n**Persistir:** añade `--global` para guardar más allá de esta sesión"
     set_global:                "🧠 ✓ Esfuerzo de razonamiento ajustado a `{effort}` (guardado en la configuración)\n_(se aplica en el próximo mensaje)_"
     set_global_save_failed:    "🧠 ✓ Esfuerzo de razonamiento ajustado a `{effort}` (solo en la sesión — error al guardar la configuración)\n_(se aplica en el próximo mensaje)_"
     set_session:               "🧠 ✓ Esfuerzo de razonamiento ajustado a `{effort}` (solo en la sesión — añade `--global` para persistir)\n_(se aplica en el próximo mensaje)_"
diff --git a/locales/fr.yaml b/locales/fr.yaml
index da3bcaedd..71391bcb3 100644
--- a/locales/fr.yaml
+++ b/locales/fr.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (désactivé)"
     scope_session:             "remplacement de session"
     scope_global:              "configuration globale"
-    status:                    "🧠 **Paramètres de raisonnement**\n\n**Effort :** `{level}`\n**Portée :** {scope}\n**Affichage :** {display}\n\n_Usage :_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Paramètres de raisonnement**\n\n**Effort :** `{level}`\n**Portée :** {scope}\n**Affichage :** {display}\n\n_Usage :_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "activé ✓"
     display_off:               "désactivé"
     display_set_on:            "🧠 ✓ Affichage du raisonnement : **ACTIVÉ**\nLa réflexion du modèle sera affichée avant chaque réponse sur **{platform}**."
     display_set_off:           "🧠 ✓ Affichage du raisonnement : **DÉSACTIVÉ** pour **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` n'est pas pris en charge. Utilisez `/reasoning <level> --global` pour modifier la valeur globale par défaut."
     reset_done:                "🧠 ✓ Remplacement de raisonnement de la session effacé ; retour à la configuration globale."
-    unknown_arg:               "⚠️ Argument inconnu : `{arg}`\n\n**Niveaux valides :** none, minimal, low, medium, high, xhigh\n**Affichage :** show, hide\n**Persister :** ajoutez `--global` pour enregistrer au-delà de cette session"
+    unknown_arg:               "⚠️ Argument inconnu : `{arg}`\n\n**Niveaux valides :** none, minimal, low, medium, high, xhigh, max, ultra\n**Affichage :** show, hide\n**Persister :** ajoutez `--global` pour enregistrer au-delà de cette session"
     set_global:                "🧠 ✓ Effort de raisonnement défini sur `{effort}` (enregistré dans la configuration)\n_(prend effet au prochain message)_"
     set_global_save_failed:    "🧠 ✓ Effort de raisonnement défini sur `{effort}` (session uniquement — échec de l'enregistrement de la configuration)\n_(prend effet au prochain message)_"
     set_session:               "🧠 ✓ Effort de raisonnement défini sur `{effort}` (session uniquement — ajoutez `--global` pour persister)\n_(prend effet au prochain message)_"
diff --git a/locales/ga.yaml b/locales/ga.yaml
index 8e56b693d..5cbb73334 100644
--- a/locales/ga.yaml
+++ b/locales/ga.yaml
@@ -190,14 +190,14 @@ gateway:
     level_disabled:            "none (díchumasaithe)"
     scope_session:             "sárú seisiúin"
     scope_global:              "cumraíocht dhomhanda"
-    status:                    "🧠 **Socruithe Réasúnaíochta**\n\n**Iarracht:** `{level}`\n**Scóip:** {scope}\n**Taispeáint:** {display}\n\n_Úsáid:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Socruithe Réasúnaíochta**\n\n**Iarracht:** `{level}`\n**Scóip:** {scope}\n**Taispeáint:** {display}\n\n_Úsáid:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "ar ✓"
     display_off:               "as"
     display_set_on:            "🧠 ✓ Taispeáint réasúnaíochta: **AR**\nTaispeánfar smaointeoireacht na samhla roimh gach freagra ar **{platform}**."
     display_set_off:           "🧠 ✓ Taispeáint réasúnaíochta: **AS** do **{platform}**"
     reset_global_unsupported:  "⚠️ Ní thacaítear le `/reasoning reset --global`. Úsáid `/reasoning <level> --global` chun an réamhshocrú domhanda a athrú."
     reset_done:                "🧠 ✓ Sárú réasúnaíochta seisiúin glanta; ag titim siar ar an gcumraíocht dhomhanda."
-    unknown_arg:               "⚠️ Argóint anaithnid: `{arg}`\n\n**Leibhéil bhailí:** none, minimal, low, medium, high, xhigh\n**Taispeáint:** show, hide\n**Coinnigh:** cuir `--global` leis chun sábháil thar an seisiún seo"
+    unknown_arg:               "⚠️ Argóint anaithnid: `{arg}`\n\n**Leibhéil bhailí:** none, minimal, low, medium, high, xhigh, max, ultra\n**Taispeáint:** show, hide\n**Coinnigh:** cuir `--global` leis chun sábháil thar an seisiún seo"
     set_global:                "🧠 ✓ Iarracht réasúnaíochta socraithe go `{effort}` (sábháilte sa chumraíocht)\n_(éifeachtach ón gcéad teachtaireacht eile)_"
     set_global_save_failed:    "🧠 ✓ Iarracht réasúnaíochta socraithe go `{effort}` (seisiún amháin — theip ar shábháil cumraíochta)\n_(éifeachtach ón gcéad teachtaireacht eile)_"
     set_session:               "🧠 ✓ Iarracht réasúnaíochta socraithe go `{effort}` (seisiún amháin — cuir `--global` leis chun é a choinneáil)\n_(éifeachtach ón gcéad teachtaireacht eile)_"
diff --git a/locales/hu.yaml b/locales/hu.yaml
index 5bcd86f8c..7932a7279 100644
--- a/locales/hu.yaml
+++ b/locales/hu.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (kikapcsolva)"
     scope_session:             "munkamenet-felülbírálás"
     scope_global:              "globális konfiguráció"
-    status:                    "🧠 **Gondolkodási beállítások**\n\n**Erőfeszítés:** `{level}`\n**Hatókör:** {scope}\n**Megjelenítés:** {display}\n\n_Használat:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Gondolkodási beállítások**\n\n**Erőfeszítés:** `{level}`\n**Hatókör:** {scope}\n**Megjelenítés:** {display}\n\n_Használat:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "be ✓"
     display_off:               "ki"
     display_set_on:            "🧠 ✓ Gondolkodás megjelenítése: **BE**\nA modell gondolatai minden válasz előtt megjelennek itt: **{platform}**."
     display_set_off:           "🧠 ✓ Gondolkodás megjelenítése: **KI** itt: **{platform}**"
     reset_global_unsupported:  "⚠️ A `/reasoning reset --global` nem támogatott. Használd a `/reasoning <level> --global` parancsot a globális alapérték módosításához."
     reset_done:                "🧠 ✓ A munkamenet gondolkodási felülbírálása törölve; visszaállás a globális konfigurációra."
-    unknown_arg:               "⚠️ Ismeretlen argumentum: `{arg}`\n\n**Érvényes szintek:** none, minimal, low, medium, high, xhigh\n**Megjelenítés:** show, hide\n**Megőrzés:** add hozzá a `--global` opciót a munkameneten túli mentéshez"
+    unknown_arg:               "⚠️ Ismeretlen argumentum: `{arg}`\n\n**Érvényes szintek:** none, minimal, low, medium, high, xhigh, max, ultra\n**Megjelenítés:** show, hide\n**Megőrzés:** add hozzá a `--global` opciót a munkameneten túli mentéshez"
     set_global:                "🧠 ✓ Gondolkodási erőfeszítés beállítva: `{effort}` (mentve a konfigurációba)\n_(a következő üzenettől lép életbe)_"
     set_global_save_failed:    "🧠 ✓ Gondolkodási erőfeszítés beállítva: `{effort}` (csak ebben a munkamenetben — a konfiguráció mentése sikertelen)\n_(a következő üzenettől lép életbe)_"
     set_session:               "🧠 ✓ Gondolkodási erőfeszítés beállítva: `{effort}` (csak ebben a munkamenetben — add hozzá a `--global` opciót a megőrzéshez)\n_(a következő üzenettől lép életbe)_"
diff --git a/locales/it.yaml b/locales/it.yaml
index 3cd822282..8e89bcc1d 100644
--- a/locales/it.yaml
+++ b/locales/it.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "nessuno (disattivato)"
     scope_session:             "override di sessione"
     scope_global:              "configurazione globale"
-    status:                    "🧠 **Impostazioni di reasoning**\n\n**Sforzo:** `{level}`\n**Ambito:** {scope}\n**Visualizzazione:** {display}\n\n_Uso:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Impostazioni di reasoning**\n\n**Sforzo:** `{level}`\n**Ambito:** {scope}\n**Visualizzazione:** {display}\n\n_Uso:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "attivo ✓"
     display_off:               "disattivato"
     display_set_on:            "🧠 ✓ Visualizzazione del reasoning: **ATTIVA**\nIl pensiero del modello verrà mostrato prima di ogni risposta su **{platform}**."
     display_set_off:           "🧠 ✓ Visualizzazione del reasoning: **DISATTIVATA** per **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` non è supportato. Usa `/reasoning <level> --global` per cambiare il valore predefinito globale."
     reset_done:                "🧠 ✓ Override di reasoning della sessione cancellato; ripristino della configurazione globale."
-    unknown_arg:               "⚠️ Argomento sconosciuto: `{arg}`\n\n**Livelli validi:** none, minimal, low, medium, high, xhigh\n**Visualizzazione:** show, hide\n**Persistenza:** aggiungi `--global` per salvare oltre questa sessione"
+    unknown_arg:               "⚠️ Argomento sconosciuto: `{arg}`\n\n**Livelli validi:** none, minimal, low, medium, high, xhigh, max, ultra\n**Visualizzazione:** show, hide\n**Persistenza:** aggiungi `--global` per salvare oltre questa sessione"
     set_global:                "🧠 ✓ Sforzo di reasoning impostato su `{effort}` (salvato nella configurazione)\n_(verrà applicato al prossimo messaggio)_"
     set_global_save_failed:    "🧠 ✓ Sforzo di reasoning impostato su `{effort}` (solo per questa sessione — salvataggio della configurazione non riuscito)\n_(verrà applicato al prossimo messaggio)_"
     set_session:               "🧠 ✓ Sforzo di reasoning impostato su `{effort}` (solo per questa sessione — aggiungi `--global` per renderlo permanente)\n_(verrà applicato al prossimo messaggio)_"
diff --git a/locales/ja.yaml b/locales/ja.yaml
index 75e92df46..250ae856f 100644
--- a/locales/ja.yaml
+++ b/locales/ja.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (無効)"
     scope_session:             "セッションのオーバーライド"
     scope_global:              "グローバル設定"
-    status:                    "🧠 **推論設定**\n\n**強度:** `{level}`\n**スコープ:** {scope}\n**表示:** {display}\n\n_使い方:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **推論設定**\n\n**強度:** `{level}`\n**スコープ:** {scope}\n**表示:** {display}\n\n_使い方:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "オン ✓"
     display_off:               "オフ"
     display_set_on:            "🧠 ✓ 推論表示: **オン**\n**{platform}** 上で各応答の前にモデルの思考が表示されます。"
     display_set_off:           "🧠 ✓ **{platform}** での推論表示: **オフ**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` はサポートされていません。グローバルのデフォルトを変更するには `/reasoning <level> --global` を使用してください。"
     reset_done:                "🧠 ✓ セッションの推論オーバーライドをクリアしました。グローバル設定にフォールバックします。"
-    unknown_arg:               "⚠️ 不明な引数: `{arg}`\n\n**有効なレベル:** none, minimal, low, medium, high, xhigh\n**表示:** show, hide\n**永続化:** セッションを越えて保存するには `--global` を追加"
+    unknown_arg:               "⚠️ 不明な引数: `{arg}`\n\n**有効なレベル:** none, minimal, low, medium, high, xhigh, max, ultra\n**表示:** show, hide\n**永続化:** セッションを越えて保存するには `--global` を追加"
     set_global:                "🧠 ✓ 推論強度を `{effort}` に設定しました (設定に保存)\n_(次のメッセージから有効)_"
     set_global_save_failed:    "🧠 ✓ 推論強度を `{effort}` に設定しました (セッションのみ — 設定の保存に失敗)\n_(次のメッセージから有効)_"
     set_session:               "🧠 ✓ 推論強度を `{effort}` に設定しました (セッションのみ — 永続化するには `--global` を追加)\n_(次のメッセージから有効)_"
diff --git a/locales/ko.yaml b/locales/ko.yaml
index d5a368f74..602b2afaf 100644
--- a/locales/ko.yaml
+++ b/locales/ko.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (비활성화됨)"
     scope_session:             "세션 재정의"
     scope_global:              "전역 설정"
-    status:                    "🧠 **추론 설정**\n\n**노력:** `{level}`\n**범위:** {scope}\n**표시:** {display}\n\n_사용법:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **추론 설정**\n\n**노력:** `{level}`\n**범위:** {scope}\n**표시:** {display}\n\n_사용법:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "켜짐 ✓"
     display_off:               "꺼짐"
     display_set_on:            "🧠 ✓ 추론 표시: **켜짐**\n**{platform}**에서 응답 전에 모델의 사고 과정이 표시됩니다."
     display_set_off:           "🧠 ✓ 추론 표시: **꺼짐** (**{platform}**에서)"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global`은 지원되지 않습니다. 전역 기본값을 변경하려면 `/reasoning <level> --global`을 사용하세요."
     reset_done:                "🧠 ✓ 세션 추론 재정의가 해제되었습니다. 전역 설정으로 돌아갑니다."
-    unknown_arg:               "⚠️ 알 수 없는 인수: `{arg}`\n\n**유효한 수준:** none, minimal, low, medium, high, xhigh\n**표시:** show, hide\n**영구화:** 이 세션을 넘어 저장하려면 `--global`을 추가하세요"
+    unknown_arg:               "⚠️ 알 수 없는 인수: `{arg}`\n\n**유효한 수준:** none, minimal, low, medium, high, xhigh, max, ultra\n**표시:** show, hide\n**영구화:** 이 세션을 넘어 저장하려면 `--global`을 추가하세요"
     set_global:                "🧠 ✓ 추론 노력이 `{effort}`(으)로 설정되었습니다 (설정에 저장됨)\n_(다음 메시지부터 적용됩니다)_"
     set_global_save_failed:    "🧠 ✓ 추론 노력이 `{effort}`(으)로 설정되었습니다 (세션 한정 — 설정 저장 실패)\n_(다음 메시지부터 적용됩니다)_"
     set_session:               "🧠 ✓ 추론 노력이 `{effort}`(으)로 설정되었습니다 (세션 한정 — 영구 저장하려면 `--global` 추가)\n_(다음 메시지부터 적용됩니다)_"
diff --git a/locales/pt.yaml b/locales/pt.yaml
index 2a2fd3068..31617d9be 100644
--- a/locales/pt.yaml
+++ b/locales/pt.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (desativado)"
     scope_session:             "substituição de sessão"
     scope_global:              "configuração global"
-    status:                    "🧠 **Definições de raciocínio**\n\n**Esforço:** `{level}`\n**Âmbito:** {scope}\n**Visualização:** {display}\n\n_Uso:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Definições de raciocínio**\n\n**Esforço:** `{level}`\n**Âmbito:** {scope}\n**Visualização:** {display}\n\n_Uso:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "ativada ✓"
     display_off:               "desativada"
     display_set_on:            "🧠 ✓ Visualização do raciocínio: **ATIVADA**\nO pensamento do modelo será mostrado antes de cada resposta em **{platform}**."
     display_set_off:           "🧠 ✓ Visualização do raciocínio: **DESATIVADA** para **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` não é suportado. Usa `/reasoning <level> --global` para alterar o predefinido global."
     reset_done:                "🧠 ✓ Substituição de raciocínio da sessão removida; a regressar à configuração global."
-    unknown_arg:               "⚠️ Argumento desconhecido: `{arg}`\n\n**Níveis válidos:** none, minimal, low, medium, high, xhigh\n**Visualização:** show, hide\n**Persistir:** adiciona `--global` para guardar para além desta sessão"
+    unknown_arg:               "⚠️ Argumento desconhecido: `{arg}`\n\n**Níveis válidos:** none, minimal, low, medium, high, xhigh, max, ultra\n**Visualização:** show, hide\n**Persistir:** adiciona `--global` para guardar para além desta sessão"
     set_global:                "🧠 ✓ Esforço de raciocínio definido como `{effort}` (guardado na configuração)\n_(produz efeito na próxima mensagem)_"
     set_global_save_failed:    "🧠 ✓ Esforço de raciocínio definido como `{effort}` (apenas sessão — falha ao guardar a configuração)\n_(produz efeito na próxima mensagem)_"
     set_session:               "🧠 ✓ Esforço de raciocínio definido como `{effort}` (apenas sessão — adiciona `--global` para persistir)\n_(produz efeito na próxima mensagem)_"
diff --git a/locales/ru.yaml b/locales/ru.yaml
index 3ebf4c94b..80538118e 100644
--- a/locales/ru.yaml
+++ b/locales/ru.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (отключено)"
     scope_session:             "переопределение сеанса"
     scope_global:              "глобальная конфигурация"
-    status:                    "🧠 **Настройки рассуждений**\n\n**Усилия:** `{level}`\n**Область:** {scope}\n**Отображение:** {display}\n\n_Использование:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Настройки рассуждений**\n\n**Усилия:** `{level}`\n**Область:** {scope}\n**Отображение:** {display}\n\n_Использование:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "включено ✓"
     display_off:               "выключено"
     display_set_on:            "🧠 ✓ Отображение рассуждений: **ВКЛ.**\nМысли модели будут показываться перед каждым ответом на **{platform}**."
     display_set_off:           "🧠 ✓ Отображение рассуждений: **ВЫКЛ.** для **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` не поддерживается. Используйте `/reasoning <level> --global`, чтобы изменить глобальное значение по умолчанию."
     reset_done:                "🧠 ✓ Переопределение рассуждений для сеанса сброшено; возврат к глобальной конфигурации."
-    unknown_arg:               "⚠️ Неизвестный аргумент: `{arg}`\n\n**Допустимые уровни:** none, minimal, low, medium, high, xhigh\n**Отображение:** show, hide\n**Сохранение:** добавьте `--global`, чтобы сохранить за пределами этого сеанса"
+    unknown_arg:               "⚠️ Неизвестный аргумент: `{arg}`\n\n**Допустимые уровни:** none, minimal, low, medium, high, xhigh, max, ultra\n**Отображение:** show, hide\n**Сохранение:** добавьте `--global`, чтобы сохранить за пределами этого сеанса"
     set_global:                "🧠 ✓ Усилия рассуждений установлены на `{effort}` (сохранено в конфигурации)\n_(вступит в силу со следующего сообщения)_"
     set_global_save_failed:    "🧠 ✓ Усилия рассуждений установлены на `{effort}` (только этот сеанс — не удалось сохранить конфигурацию)\n_(вступит в силу со следующего сообщения)_"
     set_session:               "🧠 ✓ Усилия рассуждений установлены на `{effort}` (только этот сеанс — добавьте `--global`, чтобы сохранить)\n_(вступит в силу со следующего сообщения)_"
diff --git a/locales/tr.yaml b/locales/tr.yaml
index c62d98b57..21ffa8025 100644
--- a/locales/tr.yaml
+++ b/locales/tr.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (devre dışı)"
     scope_session:             "oturum geçersiz kılma"
     scope_global:              "genel yapılandırma"
-    status:                    "🧠 **Akıl Yürütme Ayarları**\n\n**Güç:** `{level}`\n**Kapsam:** {scope}\n**Görüntüleme:** {display}\n\n_Kullanım:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Akıl Yürütme Ayarları**\n\n**Güç:** `{level}`\n**Kapsam:** {scope}\n**Görüntüleme:** {display}\n\n_Kullanım:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "açık ✓"
     display_off:               "kapalı"
     display_set_on:            "🧠 ✓ Akıl yürütme görüntüleme: **AÇIK**\n**{platform}** üzerinde her yanıttan önce modelin düşüncesi gösterilecek."
     display_set_off:           "🧠 ✓ **{platform}** için akıl yürütme görüntüleme: **KAPALI**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` desteklenmiyor. Genel varsayılanı değiştirmek için `/reasoning <level> --global` kullanın."
     reset_done:                "🧠 ✓ Oturumun akıl yürütme geçersiz kılması temizlendi; genel yapılandırmaya geri dönülüyor."
-    unknown_arg:               "⚠️ Bilinmeyen argüman: `{arg}`\n\n**Geçerli seviyeler:** none, minimal, low, medium, high, xhigh\n**Görüntüleme:** show, hide\n**Kalıcı:** bu oturumun ötesinde kaydetmek için `--global` ekleyin"
+    unknown_arg:               "⚠️ Bilinmeyen argüman: `{arg}`\n\n**Geçerli seviyeler:** none, minimal, low, medium, high, xhigh, max, ultra\n**Görüntüleme:** show, hide\n**Kalıcı:** bu oturumun ötesinde kaydetmek için `--global` ekleyin"
     set_global:                "🧠 ✓ Akıl yürütme gücü `{effort}` olarak ayarlandı (yapılandırmaya kaydedildi)\n_(sonraki mesajda etkili)_"
     set_global_save_failed:    "🧠 ✓ Akıl yürütme gücü `{effort}` olarak ayarlandı (yalnızca bu oturum — yapılandırma kaydedilemedi)\n_(sonraki mesajda etkili)_"
     set_session:               "🧠 ✓ Akıl yürütme gücü `{effort}` olarak ayarlandı (yalnızca bu oturum — kalıcı yapmak için `--global` ekleyin)\n_(sonraki mesajda etkili)_"
diff --git a/locales/uk.yaml b/locales/uk.yaml
index 51f8d6c47..dbc72263a 100644
--- a/locales/uk.yaml
+++ b/locales/uk.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none (вимкнено)"
     scope_session:             "перевизначення сеансу"
     scope_global:              "глобальна конфігурація"
-    status:                    "🧠 **Налаштування мислення**\n\n**Зусилля:** `{level}`\n**Область:** {scope}\n**Показ:** {display}\n\n_Використання:_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **Налаштування мислення**\n\n**Зусилля:** `{level}`\n**Область:** {scope}\n**Показ:** {display}\n\n_Використання:_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "увімкнено ✓"
     display_off:               "вимкнено"
     display_set_on:            "🧠 ✓ Показ мислення: **УВІМКНЕНО**\nДумки моделі будуть показуватися перед кожною відповіддю на **{platform}**."
     display_set_off:           "🧠 ✓ Показ мислення: **ВИМКНЕНО** для **{platform}**"
     reset_global_unsupported:  "⚠️ `/reasoning reset --global` не підтримується. Використовуйте `/reasoning <level> --global`, щоб змінити глобальне значення за замовчуванням."
     reset_done:                "🧠 ✓ Перевизначення мислення для сеансу скинуто; повернення до глобальної конфігурації."
-    unknown_arg:               "⚠️ Невідомий аргумент: `{arg}`\n\n**Дійсні рівні:** none, minimal, low, medium, high, xhigh\n**Показ:** show, hide\n**Зберегти:** додайте `--global`, щоб зберегти поза цим сеансом"
+    unknown_arg:               "⚠️ Невідомий аргумент: `{arg}`\n\n**Дійсні рівні:** none, minimal, low, medium, high, xhigh, max, ultra\n**Показ:** show, hide\n**Зберегти:** додайте `--global`, щоб зберегти поза цим сеансом"
     set_global:                "🧠 ✓ Зусилля мислення встановлено на `{effort}` (збережено в конфігурації)\n_(набуде чинності з наступного повідомлення)_"
     set_global_save_failed:    "🧠 ✓ Зусилля мислення встановлено на `{effort}` (лише цей сеанс — не вдалося зберегти конфігурацію)\n_(набуде чинності з наступного повідомлення)_"
     set_session:               "🧠 ✓ Зусилля мислення встановлено на `{effort}` (лише цей сеанс — додайте `--global`, щоб зберегти)\n_(набуде чинності з наступного повідомлення)_"
diff --git a/locales/zh-hant.yaml b/locales/zh-hant.yaml
index 537492311..91ada966a 100644
--- a/locales/zh-hant.yaml
+++ b/locales/zh-hant.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none（已停用）"
     scope_session:             "工作階段覆寫"
     scope_global:              "全域設定"
-    status:                    "🧠 **推理設定**\n\n**強度：** `{level}`\n**範圍：** {scope}\n**顯示：** {display}\n\n_用法：_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **推理設定**\n\n**強度：** `{level}`\n**範圍：** {scope}\n**顯示：** {display}\n\n_用法：_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "開啟 ✓"
     display_off:               "關閉"
     display_set_on:            "🧠 ✓ 推理顯示：**開啟**\n在 **{platform}** 上每次回應前將顯示模型的思考過程。"
     display_set_off:           "🧠 ✓ **{platform}** 上的推理顯示：**關閉**"
     reset_global_unsupported:  "⚠️ 不支援 `/reasoning reset --global`。請使用 `/reasoning <level> --global` 變更全域預設值。"
     reset_done:                "🧠 ✓ 已清除本工作階段的推理覆寫；回退至全域設定。"
-    unknown_arg:               "⚠️ 未知參數：`{arg}`\n\n**有效級別：** none, minimal, low, medium, high, xhigh\n**顯示：** show, hide\n**持久化：** 加上 `--global` 可跨工作階段儲存"
+    unknown_arg:               "⚠️ 未知參數：`{arg}`\n\n**有效級別：** none, minimal, low, medium, high, xhigh, max, ultra\n**顯示：** show, hide\n**持久化：** 加上 `--global` 可跨工作階段儲存"
     set_global:                "🧠 ✓ 推理強度已設定為 `{effort}`（已儲存到設定）\n_（下一則訊息生效）_"
     set_global_save_failed:    "🧠 ✓ 推理強度已設定為 `{effort}`（僅本工作階段 — 設定儲存失敗）\n_（下一則訊息生效）_"
     set_session:               "🧠 ✓ 推理強度已設定為 `{effort}`（僅本工作階段 — 加上 `--global` 可持久化）\n_（下一則訊息生效）_"
diff --git a/locales/zh.yaml b/locales/zh.yaml
index d43a804ad..24b3c1536 100644
--- a/locales/zh.yaml
+++ b/locales/zh.yaml
@@ -186,14 +186,14 @@ gateway:
     level_disabled:            "none（已禁用）"
     scope_session:             "会话覆盖"
     scope_global:              "全局配置"
-    status:                    "🧠 **推理设置**\n\n**强度：** `{level}`\n**作用域：** {scope}\n**显示：** {display}\n\n_用法：_ `/reasoning <none|minimal|low|medium|high|xhigh|reset|show|hide> [--global]`"
+    status:                    "🧠 **推理设置**\n\n**强度：** `{level}`\n**作用域：** {scope}\n**显示：** {display}\n\n_用法：_ `/reasoning <none|minimal|low|medium|high|xhigh|max|ultra|reset|show|hide> [--global]`"
     display_on:                "开 ✓"
     display_off:               "关"
     display_set_on:            "🧠 ✓ 推理显示：**开启**\n在 **{platform}** 上每次响应前将显示模型的思考过程。"
     display_set_off:           "🧠 ✓ **{platform}** 上的推理显示：**关闭**"
     reset_global_unsupported:  "⚠️ 不支持 `/reasoning reset --global`。请使用 `/reasoning <level> --global` 修改全局默认值。"
     reset_done:                "🧠 ✓ 已清除本会话的推理覆盖；回退到全局配置。"
-    unknown_arg:               "⚠️ 未知参数：`{arg}`\n\n**有效级别：** none, minimal, low, medium, high, xhigh\n**显示：** show, hide\n**持久化：** 添加 `--global` 以跨会话保存"
+    unknown_arg:               "⚠️ 未知参数：`{arg}`\n\n**有效级别：** none, minimal, low, medium, high, xhigh, max, ultra\n**显示：** show, hide\n**持久化：** 添加 `--global` 以跨会话保存"
     set_global:                "🧠 ✓ 推理强度已设置为 `{effort}`（已保存到配置）\n_（下一条消息生效）_"
     set_global_save_failed:    "🧠 ✓ 推理强度已设置为 `{effort}`（仅本会话 — 配置保存失败）\n_（下一条消息生效）_"
     set_session:               "🧠 ✓ 推理强度已设置为 `{effort}`（仅本会话 — 添加 `--global` 以持久化）\n_（下一条消息生效）_"
diff --git a/tests/run_agent/test_run_agent_codex_responses.py b/tests/run_agent/test_run_agent_codex_responses.py
index f307b0b44..3a4a9c1c7 100644
--- a/tests/run_agent/test_run_agent_codex_responses.py
+++ b/tests/run_agent/test_run_agent_codex_responses.py
@@ -404,7 +404,7 @@ def test_build_api_kwargs_codex_preserves_supported_efforts(monkeypatch):
     """Effort levels natively supported by the Responses API pass through unchanged."""
     _patch_agent_bootstrap(monkeypatch)
 
-    for effort in ("low", "medium", "high", "xhigh"):
+    for effort in ("low", "medium", "high", "xhigh", "max"):
         agent = run_agent.AIAgent(
             model="gpt-5-codex",
             base_url="https://chatgpt.com/backend-api/codex",