Update config.py

config.py

@@ -69,10 +69,7 @@ def refresh_approved_models():
 
 # Keep FALLBACK_MODELS as a safety net
 FALLBACK_MODELS = [
-    ("dolphin3:8b-llama3.1-q4_K_M", "Dolphin 3 (8B, 4-bit)"),
-    ("granite3.1-dense:8b-instruct-q4_K_M", "Granite 3.1 Dense (8B, 4-bit)"),
-    ("gemma2:2b-instruct-q4_0", "Gemma 2 (2B, 4-bit)"),
-    ("qwen2.5:0.5b-instruct-q8_0", "Qwen 2.5 (0.5B, 8-bit)"),
+    ("hf.co/unsloth/Qwen3-4B-Instruct-2507-GGUF:Q8_K_XL", "Qwen 3 Instruct 2507 Unsloth (4B, 8-bit)")
 ]
 
 # Example prompts