more specific model names

components/Playground/index.tsx

@@ -154,8 +154,8 @@ const Playground = () => {
                   onChange={(e) => setAIProvider(e.target.value)}
                   className="border p-2 rounded-md shadow-sm w-full bg-transparent text-gray-700 mt-2"
                 >
-                  <option value="openai">OpenAI</option>
-                  <option value="huggingface">Hugging Face</option>
+                  <option value="openai">gpt-4</option>
+                  <option value="huggingface">meta-llama/Llama-2-70b-chat-hf</option>
                 </select>
               </div>
             )}

pages/api/chat/index.ts

@@ -38,7 +38,7 @@ export default async function(req: Request) {
     } else if (aiProvider === 'huggingface') {
         const response = Hf.textGenerationStream({
             // @ts-ignore
-            model: 'meta-llama/Llama-2-7b-chat-hf',
+            model: 'meta-llama/Llama-2-70b-chat-hf',
             inputs: experimental_buildLlama2Prompt(messages),
             parameters: {
               max_new_tokens: 500,