Update app.py

app.py

@@ -1,6 +1,6 @@
 """
-Darwin-31B-Opus — Demo Space
-Diagnostic-Guided Evolutionary Merge · Gemma 4 31B · Thinking Mode · Vision
+Darwin-4B-Opus — Demo Space
+Diagnostic-Guided DARE-TIES Merge · Gemma 4 E4B · Thinking Mode · Vision
 """
 import sys
 print(f"[BOOT] Python {sys.version}", flush=True)
@@ -42,15 +42,15 @@ from transformers.generation.streamers import TextIteratorStreamer
 
 
 # ══════════════════════════════════════════════════════════════════════════════
-# 1.  MODEL CONFIG — Darwin-31B-Opus (Single Model)
+# 1.  MODEL CONFIG — Darwin-4B-Opus (Single Model)
 # ══════════════════════════════════════════════════════════════════════════════
-MODEL_ID = "FINAL-Bench/Darwin-31B-Opus"
-MODEL_BASE = "google/gemma-4-31B-it"       # processor/tokenizer source
-MODEL_NAME = "Darwin-31B-Opus"
-MODEL_DESC = "Gemma 4 31B + Claude Opus Distill — Darwin V6 diagnostic-guided evolutionary merge"
+MODEL_ID = "FINAL-Bench/Darwin-4B-Opus"
+MODEL_BASE = "google/gemma-4-E4B-it"         # processor/tokenizer source
+MODEL_NAME = "Darwin-4B-Opus"
+MODEL_DESC = "Gemma 4 E4B + Claude Opus Distill — Darwin V6 DARE-TIES evolutionary merge"
 MODEL_INFO = {
-    "arch": "Dense", "total": "30.7B", "active": "30.7B",
-    "ctx": "256K", "vision": True,
+    "arch": "MoE", "total": "4B", "active": "4B",
+    "ctx": "128K", "vision": True,
 }
 
 MODELS = {
@@ -64,7 +64,7 @@ MODELS = {
 DEFAULT_MODEL = MODEL_NAME
 
 PRESETS = {
-    "general":   "You are Darwin-31B-Opus, a reasoning-enhanced AI assistant created by VIDRAFT using diagnostic-guided evolutionary merge. Think step by step for complex questions.",
+    "general":   "You are Darwin-4B-Opus, a reasoning-enhanced AI assistant created by VIDRAFT using diagnostic-guided DARE-TIES evolutionary merge. Think step by step for complex questions.",
     "code":      "You are an expert software engineer. Write clean, efficient, well-commented code. Explain your approach before writing. Use modern best practices.",
     "math":      "You are a world-class mathematician. Break problems step-by-step. Show full working. Use LaTeX where helpful.",
     "creative":  "You are a brilliant creative writer. Be imaginative, vivid, and engaging. Adapt tone and style to the request.",
@@ -331,10 +331,10 @@ def _model_info_html(name):
         f'</div></div>'
     )
 
-with gr.Blocks(title="Darwin-31B-Opus") as demo:
+with gr.Blocks(title="Darwin-4B-Opus") as demo:
 
     with gr.Row():
-        gr.Markdown("## 🧬 Darwin-31B-Opus\nVIDRAFT · Diagnostic-Guided Evolutionary Merge · Apache 2.0 · Vision · Thinking")
+        gr.Markdown("## 🧬 Darwin-4B-Opus\nVIDRAFT · DARE-TIES Evolutionary Merge · Apache 2.0 · Vision · Thinking")
         with gr.Column(scale=0, min_width=120):
             gr.LoginButton(size="sm")
 
@@ -357,7 +357,7 @@ with gr.Blocks(title="Darwin-31B-Opus") as demo:
             chatbot = gr.Chatbot(elem_id="chatbot", show_label=False, height=600)
             with gr.Row():
                 chat_input = gr.Textbox(
-                    placeholder="Message Darwin-31B-Opus…",
+                    placeholder="Message Darwin-4B-Opus…",
                     show_label=False, scale=7, autofocus=True, lines=1, max_lines=4,
                 )
                 send_btn = gr.Button("↑", variant="primary", scale=0, min_width=48, elem_id="send-btn")
@@ -389,5 +389,5 @@ with gr.Blocks(title="Darwin-31B-Opus") as demo:
 # 7.  LAUNCH
 # ══════════════════════════════════════════════════════════════════════════════
 if __name__ == "__main__":
-    print(f"[BOOT] Darwin-31B-Opus Playground · VIDRAFT", flush=True)
+    print(f"[BOOT] Darwin-4B-Opus Playground · VIDRAFT", flush=True)
     demo.launch(server_name="0.0.0.0", server_port=7860, css=CSS, ssr_mode=False)