diff --git a/api/core/model_runtime/model_providers/minimax/llm/abab5.5-chat.yaml b/api/core/model_runtime/model_providers/minimax/llm/abab5.5-chat.yaml
index b52f875d75..5840c2faba 100644
--- a/api/core/model_runtime/model_providers/minimax/llm/abab5.5-chat.yaml
+++ b/api/core/model_runtime/model_providers/minimax/llm/abab5.5-chat.yaml
@@ -10,8 +10,14 @@ model_properties:
 parameter_rules:
   - name: temperature
     use_template: temperature
+    min: 0.01
+    max: 1
+    default: 0.9
   - name: top_p
     use_template: top_p
+    min: 0.01
+    max: 1
+    default: 0.95
   - name: max_tokens
     use_template: max_tokens
     required: true
diff --git a/api/core/model_runtime/model_providers/minimax/llm/abab5.5s-chat.yaml b/api/core/model_runtime/model_providers/minimax/llm/abab5.5s-chat.yaml
new file mode 100644
index 0000000000..710c5c8914
--- /dev/null
+++ b/api/core/model_runtime/model_providers/minimax/llm/abab5.5s-chat.yaml
@@ -0,0 +1,35 @@
+model: abab5.5s-chat
+label:
+  en_US: Abab5.5s-Chat
+model_type: llm
+features:
+  - agent-thought
+model_properties:
+  mode: chat
+  context_size: 8192
+parameter_rules:
+  - name: temperature
+    use_template: temperature
+    min: 0.01
+    max: 1
+    default: 0.9
+  - name: top_p
+    use_template: top_p
+    min: 0.01
+    max: 1
+    default: 0.95
+  - name: max_tokens
+    use_template: max_tokens
+    required: true
+    default: 3072
+    min: 1
+    max: 8192
+  - name: presence_penalty
+    use_template: presence_penalty
+  - name: frequency_penalty
+    use_template: frequency_penalty
+pricing:
+  input: '0.00'
+  output: '0.005'
+  unit: '0.001'
+  currency: RMB
diff --git a/api/core/model_runtime/model_providers/minimax/llm/chat_completion_pro.py b/api/core/model_runtime/model_providers/minimax/llm/chat_completion_pro.py
index a680ef0a2b..d75b734eb3 100644
--- a/api/core/model_runtime/model_providers/minimax/llm/chat_completion_pro.py
+++ b/api/core/model_runtime/model_providers/minimax/llm/chat_completion_pro.py
@@ -22,7 +22,7 @@ class MinimaxChatCompletionPro(object):
         """
             generate chat completion
         """
-        if model != 'abab5.5-chat':
+        if model not in ['abab5.5-chat', 'abab5.5s-chat']:
             raise BadRequestError(f'Invalid model: {model}')
         
         if not api_key or not group_id:
diff --git a/api/core/model_runtime/model_providers/minimax/llm/llm.py b/api/core/model_runtime/model_providers/minimax/llm/llm.py
index 8937b1c128..4226156309 100644
--- a/api/core/model_runtime/model_providers/minimax/llm/llm.py
+++ b/api/core/model_runtime/model_providers/minimax/llm/llm.py
@@ -18,6 +18,7 @@ from core.model_runtime.model_providers.minimax.llm.types import MinimaxMessage
 
 class MinimaxLargeLanguageModel(LargeLanguageModel):
     model_apis = {
+        'abab5.5s-chat': MinimaxChatCompletionPro,
         'abab5.5-chat': MinimaxChatCompletionPro,
         'abab5-chat': MinimaxChatCompletion
     }