diff --git a/tools/server/server-common.cpp b/tools/server/server-common.cpp
index bd203228cc..b47d3e3cb8 100644
--- a/tools/server/server-common.cpp
+++ b/tools/server/server-common.cpp
@@ -1026,9 +1026,48 @@ json oaicompat_chat_params_parse(
         llama_params["parse_tool_calls"] = true;
     }
 
-    // merge the template args provided from command line with the args provided in the user request
-    auto chat_template_kwargs_object = json_value(body, "chat_template_kwargs", json::object());
     inputs.chat_template_kwargs = opt.chat_template_kwargs;
+
+    // parse the oai compatible "reasoning_effort" or openrouter compatible "reasoning.effort"
+    // to override "chat_template_kwargs.enable_thinking"
+    auto reasoning_effort = json_value(
+        body,
+        "reasoning_effort",
+        json_value(
+            json_value(body, "reasoning", json::object()),
+            "effort",
+            std::string("")
+        )
+    );
+    if (reasoning_effort == "none") {
+        inputs.chat_template_kwargs["enable_thinking"] = "false";
+    } else if (reasoning_effort != "") {
+        inputs.chat_template_kwargs["enable_thinking"] = "true";
+    }
+    // override "chat_template_kwargs.reasoning_effort"
+    if (reasoning_effort != "") {
+        inputs.chat_template_kwargs["reasoning_effort"] = json(reasoning_effort).dump();
+    }
+
+    // parse the claude compatible "thinking.type" arg to override "chat_template_kwargs.enable_thinking"
+    auto claude_thinking = json_value(body, "thinking", json::object());
+    auto claude_thinking_type = json_value(claude_thinking, "type", std::string(""));
+    if (claude_thinking_type == "disabled") {
+        inputs.chat_template_kwargs["enable_thinking"] = "false";
+    } else if (claude_thinking_type != "") {
+        inputs.chat_template_kwargs["enable_thinking"] = "true";
+    }
+
+    // parse the claude compatible "output_config.effort" arg to override "chat_template_kwargs.reasoning_effort"
+    auto claude_output_config = json_value(body, "output_config", json::object());
+    auto claude_output_config_effort = json_value(body, "effort", std::string(""));
+    if (claude_output_config_effort != "") {
+        inputs.chat_template_kwargs["reasoning_effort"] = json(claude_output_config_effort).dump();
+    }
+
+    // merge the template args provided from command line with the args provided in the user request
+    // this takes precedence over vendor compatibility args
+    auto chat_template_kwargs_object = json_value(body, "chat_template_kwargs", json::object());
     for (const auto & item : chat_template_kwargs_object.items()) {
         inputs.chat_template_kwargs[item.key()] = item.value().dump();
     }