try with importing tokenizer

sketch.js

@@ -1,6 +1,8 @@
 
 // IMPORT LIBRARIES TOOLS
-import { pipeline, env } from 'https://cdn.jsdelivr.net/npm/@xenova/[email protected]';
+import { pipeline, env, AutoTokenizer } from 'https://cdn.jsdelivr.net/npm/@xenova/[email protected]';
+
+
 
 // skip local model check
 env.allowLocalModels = false;
@@ -15,20 +17,23 @@ let PREPROMPT = `You're a friendly pirate. Please complete the phrase and fill i
 async function textGenTask(input){
   console.log('text-gen task initiated')
 
-  const pipe = await pipeline('text-generation', 'Xenova/TinyLlama-1.1B-Chat-v1.0')
-
+  let MODEL = 'Xenova/TinyLlama-1.1B-Chat-v1.0'
   // const = modelsList = ['Xenova/LaMini-Cerebras-256M', ]
 
+  const pipe = await pipeline('text-generation', MODEL)
+  let tokenizer = AutoTokenizer.from_pretrained(MODEL)
+
+
   let messages = [
       {"role": "system", "content": PREPROMPT},
       {"role": "user", "content": input}
     ]
 
-  // const prompt = pipe.tokenizer.apply_chat_template(messages, {
-  //   tokenize: false, add_generation_prompt: false,
-  // });
+  const prompt = pipe.tokenizer.apply_chat_template(messages, {
+    tokenize: false, add_generation_prompt: false,
+  });
 
-  var out = await pipe(messages, {
+  var out = await pipe(prompt, {
     max_new_tokens: 256,
     temperature: 0.7,
     do_sample: true,