Add unconditional lora support so Ideogram 4 inference will more closely resemble the full pipeline results. I pushed a finetuned unconditional lora to the hub as an adapter.

ui/src/app/jobs/new/SimpleJob.tsx

@@ -307,6 +307,20 @@ export default function SimpleJob({
                 placeholder=""
               />
             )}
+            {modelArch?.additionalSections?.includes('model.unconditional_lora_path') && (
+              <TextInput
+                label="Unconditional Adapter Path"
+                value={jobConfig.config.process[0].model.unconditional_lora_path ?? ''}
+                docKey="config.process[0].model.unconditional_lora_path"
+                onChange={(value: string | undefined) => {
+                  if (value?.trim() === '') {
+                    value = undefined;
+                  }
+                  setJobConfig(value, 'config.process[0].model.unconditional_lora_path');
+                }}
+                placeholder=""
+              />
+            )}
             {modelArch?.additionalSections?.includes('model.low_vram') && (
               <FormGroup label="Options">
                 <Checkbox

ui/src/app/jobs/new/options.ts

@@ -32,6 +32,7 @@ type AdditionalSections =
   | 'model.low_vram'
   | 'model.qie.match_target_res'
   | 'model.assistant_lora_path'
+  | 'model.unconditional_lora_path'
   | 'ideogram_4_prompt';
 
 type ModelGroup = 'image' | 'instruction' | 'video' | 'experimental' | 'audio';
@@ -993,6 +994,10 @@ export const modelArchs: ModelArch[] = [
       'config.process[0].network.conv_alpha': [undefined, 16],
       'config.process[0].model.low_vram': [true, false],
       'config.process[0].sample': [defaultIdeogramSamplesConfig, defaultSampleConfig],
+      'config.process[0].model.unconditional_lora_path': [
+        'ostris/ideogram_4_unconditional_lora/ideogram_4_unconditional_lora_r16.safetensors',
+        undefined,
+      ],
     },
     disableSections: [
       'network.conv',
@@ -1001,6 +1006,7 @@ export const modelArchs: ModelArch[] = [
       'model.low_vram',
       'model.layer_offloading',
       'ideogram_4_prompt',
+      'model.unconditional_lora_path',
     ],
     hasMultiLinePrompts: true,
   },

ui/src/types.ts

@@ -171,6 +171,7 @@ export interface ModelConfig {
   layer_offloading_transformer_percent?: number;
   layer_offloading_text_encoder_percent?: number;
   assistant_lora_path?: string;
+  unconditional_lora_path?: string;
   compile?: boolean;
   block_compile?: boolean;
   compile_mode?: 'default' | 'max-autotune' | 'fastest';