Initial commit: OpenRouter Python SDK

Auto-generated Python SDK for OpenRouter API, providing comprehensive client library with:
- Chat completions and streaming support
- Embeddings API
- Model and provider information
- API key management
- Analytics and usage tracking
- OAuth authentication flows
- Full type hints and error handling

docs/models/endpointstatus.md

@@ -0,0 +1,13 @@
+# EndpointStatus
+
+
+## Values
+
+| Name       | Value      |
+| ---------- | ---------- |
+| `ZERO`     | 0          |
+| `MINUS_1`  | -1         |
+| `MINUS_2`  | -2         |
+| `MINUS_3`  | -3         |
+| `MINUS_5`  | -5         |
+| `MINUS_10` | -10        |