diff --git a/api/core/model_runtime/model_providers/xinference/llm/llm.py b/api/core/model_runtime/model_providers/xinference/llm/llm.py
index ffb4a0328c..602d0b749f 100644
--- a/api/core/model_runtime/model_providers/xinference/llm/llm.py
+++ b/api/core/model_runtime/model_providers/xinference/llm/llm.py
@@ -308,6 +308,7 @@ class XinferenceAILargeLanguageModel(LargeLanguageModel):
                 type=ParameterType.INT,
                 use_template='max_tokens',
                 min=1,
+                max=credentials.get('context_length', 2048),
                 default=512,
                 label=I18nObject(
                     zh_Hans='最大生成长度',