oai responses api, tool call retries

server/src/routes.ts

@@ -203,16 +203,15 @@ async function generateChatTitle(content: string) {
   const systemPrompt =
     "You create short chat titles. Return exactly one line, maximum 4 words, no quotes, no trailing punctuation.";
   const userPrompt = `User request:\n${content}\n\nTitle:`;
-  const response = await openaiClient().chat.completions.create({
+  const response = await openaiClient().responses.create({
     model: "gpt-4.1-mini",
     temperature: 0,
-    max_completion_tokens: 20,
-    messages: [
-      { role: "system", content: systemPrompt },
-      { role: "user", content: userPrompt },
-    ],
+    max_output_tokens: 20,
+    instructions: systemPrompt,
+    input: userPrompt,
+    store: false,
   });
-  return response.choices?.[0]?.message?.content ?? "";
+  return response.output_text ?? "";
 }
 
 function normalizeUrlForMatch(input: string | null | undefined) {