Fix: Use only HuggingFace Inference API (no external API keys needed)

app.py

@@ -37,11 +37,10 @@ GLOBAL_REGIONS = [
 # HuggingFace Token for all providers
 HF_TOKEN = os.getenv('HF_TOKEN', '')
 
-# Multiple API Providers for automatic failover when quotas are exhausted
-# All using HuggingFace Inference API with different model endpoints
+# HuggingFace Inference API using linked DeepSeek models
 API_PROVIDERS = [
     {
-        "name": "deepseek-primary",
+        "name": "deepseek-v3.2-exp",
         "base_url": "https://api-inference.huggingface.co/models/deepseek-ai/DeepSeek-V3.2-Exp",
         "headers": {
             "Authorization": f"Bearer {HF_TOKEN}",
@@ -51,14 +50,14 @@ API_PROVIDERS = [
         "model": "deepseek-ai/DeepSeek-V3.2-Exp"
     },
     {
-        "name": "deepseek-secondary", 
-        "base_url": "https://api-inference.huggingface.co/models/deepseek-ai/deepseek-v3-base",
+        "name": "deepseek-v3-base", 
+        "base_url": "https://api-inference.huggingface.co/models/deepseek-ai/DeepSeek-V3-Base",
         "headers": {
             "Authorization": f"Bearer {HF_TOKEN}",
             "Content-Type": "application/json"
         },
         "provider": "hf_inference",
-        "model": "deepseek-ai/deepseek-v3-base"
+        "model": "deepseek-ai/DeepSeek-V3-Base"
     },
     {
         "name": "deepseek-fallback",
@@ -136,8 +135,8 @@ def call_deepseek_api(messages: List[Dict], provider: Dict, max_retries: int = 3
             logger.warning(f"💸 Rate limit reached for {provider['name']}, switching to next provider...")
             return None
         elif response.status_code == 503:
-            logger.warning(f"⏳ Model loading for {provider['name']}, retrying...")
-            time.sleep(5)
+            logger.warning(f"⏳ Model loading for {provider['name']}, waiting 15 seconds...")
+            time.sleep(15)  # Wait longer for model to load
             return None
         else:
             logger.warning(f"⚠️ API error from {provider['name']}: {response.status_code} - {response.text}")