feat: all native providers now read from catalog files like OpenRouter / Custom configs. Allows for greater control over the capabilities

providers/xai_registry.py

@@ -0,0 +1,19 @@
+"""Registry loader for X.AI (GROK) model capabilities."""
+
+from __future__ import annotations
+
+from .model_registry_base import CapabilityModelRegistry
+from .shared import ProviderType
+
+
+class XAIModelRegistry(CapabilityModelRegistry):
+    """Capability registry backed by `conf/xai_models.json`."""
+
+    def __init__(self, config_path: str | None = None) -> None:
+        super().__init__(
+            env_var_name="XAI_MODELS_CONFIG_PATH",
+            default_filename="xai_models.json",
+            provider=ProviderType.XAI,
+            friendly_prefix="X.AI ({model})",
+            config_path=config_path,
+        )