feat: complete production-quality Model Router AI traffic control platform

backend/app/providers/registry.py

@@ -0,0 +1,35 @@
+from typing import Dict, Optional
+from app.providers.base import ModelProvider
+from app.providers.mock_provider import MockProvider
+from app.providers.ollama_provider import OllamaProvider
+from app.providers.external_providers import OpenAIProvider, AnthropicProvider, GeminiProvider
+from app.config.settings import get_settings
+
+settings = get_settings()
+
+
+class ProviderRegistry:
+    """
+    Central registry managing provider instances.
+    """
+
+    def __init__(self):
+        self._providers: Dict[str, ModelProvider] = {
+            "mock": MockProvider(),
+            "ollama": OllamaProvider(base_url=settings.OLLAMA_BASE_URL),
+            "openai": OpenAIProvider(api_key=settings.OPENAI_API_KEY),
+            "anthropic": AnthropicProvider(api_key=settings.ANTHROPIC_API_KEY),
+            "gemini": GeminiProvider(api_key=settings.GEMINI_API_KEY),
+        }
+
+    def get_provider(self, provider_id: str) -> Optional[ModelProvider]:
+        return self._providers.get(provider_id.lower())
+
+    def register_provider(self, provider_id: str, provider: ModelProvider):
+        self._providers[provider_id.lower()] = provider
+
+    def list_providers(self) -> Dict[str, ModelProvider]:
+        return self._providers
+
+
+provider_registry = ProviderRegistry()