diff --git a/agents-flex-rerank/agents-flex-rerank-default/src/main/java/com/agentsflex/rerank/DefaultRerankModelConfig.java b/agents-flex-rerank/agents-flex-rerank-default/src/main/java/com/agentsflex/rerank/DefaultRerankModelConfig.java
new file mode 100644
index 0000000..d78c331
--- /dev/null
+++ b/agents-flex-rerank/agents-flex-rerank-default/src/main/java/com/agentsflex/rerank/DefaultRerankModelConfig.java
@@ -0,0 +1,50 @@
+/*
+ *  Copyright (c) 2023-2025, Agents-Flex (fuhai999@gmail.com).
+ *  <p>
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  <p>
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  <p>
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package com.agentsflex.rerank;
+
+import com.agentsflex.core.llm.rerank.RerankConfig;
+
+public class DefaultRerankModelConfig extends RerankConfig {
+
+    private String resultsJsonPath = "$.results";
+    private String indexJsonKey = "index";
+    private String scoreJsonKey = "relevance_score";
+
+
+    public String getResultsJsonPath() {
+        return resultsJsonPath;
+    }
+
+    public void setResultsJsonPath(String resultsJsonPath) {
+        this.resultsJsonPath = resultsJsonPath;
+    }
+
+    public String getIndexJsonKey() {
+        return indexJsonKey;
+    }
+
+    public void setIndexJsonKey(String indexJsonKey) {
+        this.indexJsonKey = indexJsonKey;
+    }
+
+    public String getScoreJsonKey() {
+        return scoreJsonKey;
+    }
+
+    public void setScoreJsonKey(String scoreJsonKey) {
+        this.scoreJsonKey = scoreJsonKey;
+    }
+}