chore: update to gpt 3.5 turbo

api/generate.js

@@ -8,15 +8,27 @@ const handler = async (req) => {
   const { bio, jobDescription } = await req.json()
 
   const prompt = `
-    Given the current resume profile, ${bio}, generate an improved resume 
-    profile based on the job description,
-    ${jobDescription}. If the resume profile mentions fewer years of experience than the 
-    job description asks for, then only use the number of years of experience from the resume profile.
+    Given the current resume profile, ${bio}, 
+    generate an improved resume profile based 
+    on the job description, ${jobDescription}. 
+    If the resume profile mentions fewer years 
+    of experience than the job description asks 
+    for, then only use the number of years of 
+    experience from the resume profile and do not 
+    mention the number of years of experience from 
+    the job description.
   `
 
+  if (!bio || !jobDescription) {
+    return new Response(
+      'No resume profile or no job description in the request',
+      { status: 400 }
+    )
+  }
+
   const payload = {
-    model: 'text-davinci-003',
-    prompt,
+    model: 'gpt-3.5-turbo',
+    messages: [{ role: 'user', content: prompt }],
     temperature: 0.7,
     top_p: 1,
     frequency_penalty: 0,

utils/OpenAIStream.js

@@ -6,7 +6,7 @@ export async function OpenAIStream(payload) {
 
   let counter = 0
 
-  const res = await fetch('https://api.openai.com/v1/completions', {
+  const res = await fetch('https://api.openai.com/v1/chat/completions', {
     headers: {
       'Content-Type': 'application/json',
       Authorization: `Bearer ${process.env.OPENAI_API_KEY ?? ''}`,
@@ -27,11 +27,12 @@ export async function OpenAIStream(payload) {
           }
           try {
             const json = JSON.parse(data)
-            const text = json.choices[0].text
+            const text = json.choices[0].delta?.content || ''
             if (counter < 2 && (text.match(/\n/) || []).length) {
               return
             }
             const queue = encoder.encode(text)
+
             controller.enqueue(queue)
             counter++
           } catch (e) {