diff --git a/app/api/repo/[graph]/route.ts b/app/api/repo/[graph]/route.ts
index b43e1b25..04b63520 100644
--- a/app/api/repo/[graph]/route.ts
+++ b/app/api/repo/[graph]/route.ts
@@ -238,7 +238,7 @@ export async function GET(request: NextRequest, { params }: { params: { graph: s
 
     // Construct conversation body
     let body: ChatCompletionCreateParams = {
-        model: "gpt-3.5-turbo",
+        model: "gpt-4o-mini",
         messages: messages,
         tools: tools,
         tool_choice: "auto",
@@ -286,11 +286,11 @@ export async function GET(request: NextRequest, { params }: { params: { graph: s
 
     messages = [{ "role": "system", "content": prompt }];
     response = await openai.chat.completions.create({
-        "model": "gpt-3.5-turbo",
+        "model": "gpt-4o-mini",
         "messages": messages,
     });
     const answer = response.choices[0]['message']['content'];
 
     console.log(`response: ${answer}`);
     return NextResponse.json({ result: answer }, { status: 200 });
-}
\ No newline at end of file
+}