remove gpt-4*

@@ -290,6 +290,11 @@ app.get('/models', async (req, res) => {
   const response = await openai.listEngines();
   const response = await openai.listEngines();
   const models = response.data;
   const models = response.data;
   const opensource_models = process.env.OPENSOURCE_MODELS ? process.env.OPENSOURCE_MODELS.split(',') : [];
   const opensource_models = process.env.OPENSOURCE_MODELS ? process.env.OPENSOURCE_MODELS.split(',') : [];
+
+  models.data = models.data.filter((model) => {
+    return model.id.indexOf('gpt-4') < 0
+  })
+
   opensource_models.forEach((model) => {
   opensource_models.forEach((model) => {
     models.data.push({
     models.data.push({
       id: model,
       id: model,