diff --git a/tests/test_litellm/llms/minimax/__init__.py b/tests/test_litellm/llms/minimax/__init__.py
new file mode 100644
index 0000000000..19c644e5d9
--- /dev/null
+++ b/tests/test_litellm/llms/minimax/__init__.py
@@ -0,0 +1,2 @@
+# MiniMax tests
+
diff --git a/tests/test_litellm/llms/minimax/messages/__init__.py b/tests/test_litellm/llms/minimax/messages/__init__.py
new file mode 100644
index 0000000000..8672b14115
--- /dev/null
+++ b/tests/test_litellm/llms/minimax/messages/__init__.py
@@ -0,0 +1,2 @@
+# MiniMax messages tests
+
diff --git a/tests/test_litellm/llms/minimax/messages/test_transformation.py b/tests/test_litellm/llms/minimax/messages/test_transformation.py
new file mode 100644
index 0000000000..bbb30b652a
--- /dev/null
+++ b/tests/test_litellm/llms/minimax/messages/test_transformation.py
@@ -0,0 +1,147 @@
+"""
+Test MiniMax Anthropic-compatible API support
+"""
+import os
+import sys
+from unittest.mock import MagicMock, patch
+
+import pytest
+
+sys.path.insert(
+    0, os.path.abspath("../")
+)  # Adds the parent directory to the system path
+
+import litellm
+from litellm import completion
+from litellm.llms.minimax.messages.transformation import MinimaxMessagesConfig
+
+
+def test_minimax_anthropic_config():
+    """Test that MinimaxMessagesConfig is properly configured"""
+    config = MinimaxMessagesConfig()
+    
+    # Test custom_llm_provider
+    assert config.custom_llm_provider == "minimax"
+    
+    # Test get_api_base default
+    api_base = config.get_api_base()
+    assert api_base == "https://api.minimax.io/anthropic/v1/messages"
+    
+    # Test get_api_base with custom value
+    custom_base = config.get_api_base(api_base="https://api.minimaxi.com/anthropic/v1/messages")
+    assert custom_base == "https://api.minimaxi.com/anthropic/v1/messages"
+
+
+def test_minimax_provider_routing():
+    """Test that minimax provider is properly routed"""
+    from litellm.litellm_core_utils.get_llm_provider_logic import get_llm_provider
+
+    # Test with minimax/ prefix
+    model, provider, api_key, api_base = get_llm_provider(
+        model="minimax/MiniMax-M2.1",
+        api_base="https://api.minimax.io/anthropic/v1/messages"
+    )
+    assert provider == "minimax"
+    assert model == "MiniMax-M2.1"
+
+
+def test_minimax_provider_config_manager():
+    """Test that ProviderConfigManager returns MinimaxMessagesConfig"""
+    from litellm.types.utils import LlmProviders
+    from litellm.utils import ProviderConfigManager
+    
+    config = ProviderConfigManager.get_provider_anthropic_messages_config(
+        model="MiniMax-M2.1",
+        provider=LlmProviders.MINIMAX
+    )
+    
+    assert config is not None
+    assert isinstance(config, MinimaxMessagesConfig)
+    assert config.custom_llm_provider == "minimax"
+
+
+@pytest.mark.skip(reason="Requires actual MiniMax API key")
+def test_minimax_completion_basic():
+    """Test basic completion with MiniMax Anthropic-compatible API"""
+    response = completion(
+        model="minimax/MiniMax-M2.1",
+        messages=[{"role": "user", "content": "Hello, how are you?"}],
+        api_key=os.getenv("MINIMAX_API_KEY"),
+        api_base="https://api.minimax.io/anthropic/v1/messages"
+    )
+    
+    assert response is not None
+    assert hasattr(response, "choices")
+    assert len(response.choices) > 0
+
+
+@pytest.mark.skip(reason="Requires actual MiniMax API key")
+def test_minimax_completion_with_thinking():
+    """Test completion with thinking parameter (MiniMax M2.1 feature)"""
+    response = completion(
+        model="minimax/MiniMax-M2.1",
+        messages=[{"role": "user", "content": "Solve this problem: 2+2=?"}],
+        api_key=os.getenv("MINIMAX_API_KEY"),
+        api_base="https://api.minimax.io/anthropic/v1/messages",
+        thinking={"type": "enabled", "budget_tokens": 1000}
+    )
+    
+    assert response is not None
+    # Check if thinking content is present in response
+    for choice in response.choices:
+        if hasattr(choice.message, "content"):
+            # MiniMax returns thinking blocks similar to Anthropic
+            assert choice.message.content is not None
+
+
+@pytest.mark.skip(reason="Requires actual MiniMax API key")
+def test_minimax_completion_with_tools():
+    """Test completion with tool calling (function calling)"""
+    tools = [
+        {
+            "type": "function",
+            "function": {
+                "name": "get_weather",
+                "description": "Get the current weather in a location",
+                "parameters": {
+                    "type": "object",
+                    "properties": {
+                        "location": {
+                            "type": "string",
+                            "description": "The city and state, e.g. San Francisco, CA",
+                        }
+                    },
+                    "required": ["location"],
+                },
+            },
+        }
+    ]
+    
+    response = completion(
+        model="minimax/MiniMax-M2.1",
+        messages=[{"role": "user", "content": "What's the weather in San Francisco?"}],
+        tools=tools,
+        api_key=os.getenv("MINIMAX_API_KEY"),
+        api_base="https://api.minimax.io/anthropic/v1/messages"
+    )
+    
+    assert response is not None
+    assert hasattr(response, "choices")
+
+
+if __name__ == "__main__":
+    # Run basic tests that don't require API key
+    print("Testing MiniMax Anthropic Config...")
+    test_minimax_anthropic_config()
+    print("✓ Config test passed")
+    
+    print("\nTesting MiniMax Provider Routing...")
+    test_minimax_provider_routing()
+    print("✓ Routing test passed")
+    
+    print("\nTesting MiniMax Provider Config Manager...")
+    test_minimax_provider_config_manager()
+    print("✓ Provider config manager test passed")
+    
+    print("\n✅ All basic tests passed!")
+