diff --git a/index.ts b/index.ts
index 58372b4..0eb6bd6 100644
--- a/index.ts
+++ b/index.ts
@@ -25,7 +25,7 @@ const openai = new OpenAI({
 });
 
 // Define supported models
-const SUPPORTED_MODELS = ["gpt-4o", "gpt-4o-mini", "o1-preview", "o1-mini"] as const;
+const SUPPORTED_MODELS = ["gpt-4o", "gpt-4o-mini", "o1-preview", "o1-mini", "o1", "o3-mini", "o3-mini-low", "o3-mini-high"] as const;
 const DEFAULT_MODEL = "gpt-4o" as const;
 type SupportedModel = typeof SUPPORTED_MODELS[number];
 
@@ -99,22 +99,34 @@ server.setRequestHandler(CallToolRequestSchema, async (request): Promise<{
                     messages: Array<{ role: string; content: string }>;
                     model?: SupportedModel;
                 };
-
+ 
                 // Validate model
                 if (!SUPPORTED_MODELS.includes(model!)) {
                     throw new Error(`Unsupported model: ${model}. Must be one of: ${SUPPORTED_MODELS.join(", ")}`);
                 }
-
+                
+                // Map o3-mini variants: always use "o3-mini" as the model value, with reasoning_effort based on variant.
+                let targetModel = model!;
+                let extraParams: Record<string, unknown> = {};
+                if (model === "o3-mini-high") {
+                    targetModel = "o3-mini";
+                    extraParams = { reasoning_effort: "high" };
+                } else if (model === "o3-mini-low") {
+                    targetModel = "o3-mini";
+                    extraParams = { reasoning_effort: "low" };
+                }
+                
                 // Convert messages to OpenAI's expected format
                 const messages: ChatCompletionMessageParam[] = rawMessages.map(msg => ({
                     role: msg.role as "system" | "user" | "assistant",
                     content: msg.content
                 }));
-
-                // Call OpenAI API with fixed temperature
+ 
+                // Call OpenAI API with fixed temperature and reasoning model parameters
                 const completion = await openai.chat.completions.create({
                     messages,
-                    model: model!
+                    model: targetModel,
+                    ...extraParams
                 });
 
                 // Return the response
@@ -147,4 +159,5 @@ const transport = new StdioServerTransport();
 server.connect(transport).catch((error) => {
     console.error("Failed to start server:", error);
     process.exit(1);
-});
\ No newline at end of file
+});
+
diff --git a/package.json b/package.json
index e2c2199..b7a0d2a 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "bugs": "https://github.com/mzxrai/mcp-openai/issues",
   "type": "module",
   "bin": {
-    "mcp-server-webresearch": "dist/index.js"
+    "mcp-openai": "dist/index.js"
   },
   "files": [
     "dist"
@@ -42,4 +42,5 @@
     "tsx": "^4.19.2",
     "typescript": "^5.6.2"
   }
-}
\ No newline at end of file
+}
+