From 20363dc6e79943184c6da4f6876600e2e1dfdeab Mon Sep 17 00:00:00 2001
From: Concedo <39025047+LostRuins@users.noreply.github.com>
Date: Sun, 7 Dec 2025 16:24:26 +0800
Subject: [PATCH] z image limit cfg scale to 3.0 max

---
 embd_res/kcpp_docs.embd            |  9 +++++++--
 otherarch/sdcpp/sdtype_adapter.cpp | 11 +++++++++++
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/embd_res/kcpp_docs.embd b/embd_res/kcpp_docs.embd
index 600914f87..343b45b30 100644
--- a/embd_res/kcpp_docs.embd
+++ b/embd_res/kcpp_docs.embd
@@ -244,6 +244,11 @@
                             "minimum": 0,
                             "type": "number"
                          },
+                         "dry_penalty_last_n": {
+                            "description": "KoboldCpp ONLY. DRY last n tokens penalized value.",
+                            "minimum": 0,
+                            "type": "number"
+                         },
                          "dry_sequence_breakers": {
                             "description": "An array of string sequence breakers for DRY.",
                             "items": {
@@ -2304,7 +2309,7 @@
                                   "height": 512,
                                   "seed": -1,
                                   "clip_skip": -1,
-                                  "sampler_name": "Euler a"
+                                  "sampler_name": "Euler"
                                },
                                "schema": {
                                   "properties": {
@@ -2399,7 +2404,7 @@
                                   "height": 512,
                                   "seed": -1,
                                   "clip_skip": -1,
-                                  "sampler_name": "Euler a",
+                                  "sampler_name": "Euler",
                                   "denoising_strength": 0.6,
                                   "init_images":[],
                                   "mask":"",
diff --git a/otherarch/sdcpp/sdtype_adapter.cpp b/otherarch/sdcpp/sdtype_adapter.cpp
index ec9bc3084..86aca5dcc 100644
--- a/otherarch/sdcpp/sdtype_adapter.cpp
+++ b/otherarch/sdcpp/sdtype_adapter.cpp
@@ -784,6 +784,17 @@ sd_generation_outputs sdtype_generate(const sd_generation_inputs inputs)
         }
     }
 
+    if(loadedsdver == SDVersion::VERSION_Z_IMAGE)
+    {
+        if(sd_params->cfg_scale > 3.0f)
+        {
+            if (!sd_is_quiet && sddebugmode) {
+                printf("Z-Image: clamping CFG Scale to 3.0 to preserve quality\n");
+            }
+            sd_params->cfg_scale = 3.0f;
+        }
+    }
+
     if(is_wan && extra_image_data.size()==0 && is_img2img)
     {
         extra_image_data.push_back(img2img_data);