fix(config): return provider default api base in config resolution

nanobot/config/schema.py

@@ -304,17 +304,15 @@ class Config(BaseSettings):
         return p.api_key if p else None
 
     def get_api_base(self, model: str | None = None) -> str | None:
-        """Get API base URL for the given model. Applies default URLs for gateway/local providers."""
+        """Get API base URL for the given model, falling back to the provider default when present."""
         from nanobot.providers.registry import find_by_name
 
         p, name = self._match_provider(model)
         if p and p.api_base:
             return p.api_base
-        # Only gateways get a default api_base here. Standard providers
-        # resolve their base URL from the registry in the provider constructor.
         if name:
             spec = find_by_name(name)
-            if spec and (spec.is_gateway or spec.is_local) and spec.default_api_base:
+            if spec and spec.default_api_base:
                 return spec.default_api_base
         return None
 

tests/cli/test_commands.py

@@ -264,6 +264,39 @@ def test_find_by_name_accepts_camel_case_and_hyphen_aliases():
     assert find_by_name("github-copilot").name == "github_copilot"
 
 
+def test_config_explicit_xiaomi_mimo_provider_uses_default_api_base():
+    config = Config.model_validate(
+        {
+            "agents": {
+                "defaults": {
+                    "provider": "xiaomi_mimo",
+                    "model": "MiniMax-M1-80k",
+                }
+            },
+            "providers": {
+                "xiaomiMimo": {
+                    "apiKey": "test-key",
+                }
+            },
+        }
+    )
+
+    assert config.get_provider_name() == "xiaomi_mimo"
+    assert config.get_api_base() == "https://api.xiaomimimo.com/v1"
+
+
+def test_config_auto_detects_xiaomi_mimo_from_model_keyword():
+    config = Config.model_validate(
+        {
+            "agents": {"defaults": {"provider": "auto", "model": "mimo/MiniMax-M1-80k"}},
+            "providers": {"xiaomiMimo": {"apiKey": "test-key"}},
+        }
+    )
+
+    assert config.get_provider_name() == "xiaomi_mimo"
+    assert config.get_api_base() == "https://api.xiaomimimo.com/v1"
+
+
 def test_config_auto_detects_ollama_from_local_api_base():
     config = Config.model_validate(
         {