diff --git a/example-fineweb.ipynb b/example-fineweb.ipynb
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+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "id": "5a1b6d40-c917-4f30-adf3-c79a50cbc1be",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "%%capture\n",
+    "!python -m pip install --upgrade pip\n",
+    "!pip install -r requirements.txt"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "4552c1ab-b20f-48fc-aa4d-3bf1576261ec",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from tqdm import tqdm\n",
+    "import json\n",
+    "\n",
+    "import torch\n",
+    "import math\n",
+    "\n",
+    "from transformers import AutoTokenizer\n",
+    "from datasets import load_dataset\n",
+    "\n",
+    "from trainer.SFTTrainer import train\n",
+    "from model.args import MOEModelArgs\n",
+    "from model.KANamav5 import KANamav5\n",
+    "\n",
+    "from utils import load_model, quick_inference\n",
+    "\n",
+    "device = torch.device(\"cuda\" if torch.cuda.is_available() else \"cpu\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "id": "77e0b467-149e-4247-bcf6-792ee89fba9f",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def lr_lambda(current_step: int, max_steps: int=50000, warmup_steps: int=40, lr_scheduler_type: str=\"cosine\"):\n",
+    "    if current_step < warmup_steps:\n",
+    "        return current_step / warmup_steps\n",
+    "\n",
+    "    annealing_steps = max_steps - warmup_steps\n",
+    "\n",
+    "    if annealing_steps <= 0:\n",
+    "        annealing_steps = 1\n",
+    "\n",
+    "    progress = (current_step - warmup_steps) / annealing_steps\n",
+    "    if lr_scheduler_type == \"cosine\":\n",
+    "        new_learning_rate = 0.5 * (1.0 + math.cos(math.pi * progress))\n",
+    "    elif lr_scheduler_type == \"sinus\":\n",
+    "        new_learning_rate = 0.5 * (1.0 + math.sin(math.pi * progress))\n",
+    "    else:\n",
+    "        new_learning_rate = 1.0\n",
+    "    return new_learning_rate"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "id": "2a900a88-b089-4089-beaa-474641957678",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "[LOADING TOKENIZER]\n"
+     ]
+    }
+   ],
+   "source": [
+    "tokenizer = AutoTokenizer.from_pretrained(\"Qwen/Qwen2.5-7B\")\n",
+    "print(\"[TOKENIZER LOADED]\")\n",
+    "if tokenizer.pad_token is None:\n",
+    "    tokenizer.pad_token = tokenizer.eos_token\n",
+    "\n",
+    "\n",
+    "MOEModelArgs.vocab_size = tokenizer.vocab_size\n",
+    "MOEModelArgs.pad_id = tokenizer.pad_token_id\n",
+    "MOEModelArgs.num_experts_per_tok = 4\n",
+    "MOEModelArgs.max_batch_size = 100\n",
+    "MOEModelArgs.max_seq_len = 128\n",
+    "MOEModelArgs.num_experts = 14\n",
+    "MOEModelArgs.n_layers = 18\n",
+    "MOEModelArgs.dim = 256\n",
+    "MOEModelArgs.n_heads = 12\n",
+    "MOEModelArgs.n_kv_heads = 6\n",
+    "# MOEModelArgs.use_kan = False\n",
+    "# MOEModelArgs.use_softmax_temp_proj = False"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "8d4fab82-866a-426e-91dc-5d424e5dc491",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "e09ca08e820741309f9c0792a4a7c96b",
+       "version_major": 2,
+       "version_minor": 0
+      },
+      "text/plain": [
+       "Resolving data files:   0%|          | 0/23781 [00:00<?, ?it/s]"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "946050163a5d4e569072ef57ff221ae9",
+       "version_major": 2,
+       "version_minor": 0
+      },
+      "text/plain": [
+       "Resolving data files:   0%|          | 0/250 [00:00<?, ?it/s]"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    },
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "\n",
+      "Processing dataset:\n"
+     ]
+    },
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "Tokenizing dataset: 1103585it [1:02:45, 329.69it/s]"
+     ]
+    }
+   ],
+   "source": [
+    "# Load the dataset (replace the old one)\n",
+    "# use the new dataset \"sample-10BT\" (adjust as needed)\n",
+    "# dataset = load_dataset(\"HuggingFaceFW/fineweb\", name=\"CC-MAIN-2024-18\", split=\"train\", streaming=True)\n",
+    "# BEE-spoke-data/fineweb-1000_64k\n",
+    "# BEE-spoke-data/fineweb-100_128k\n",
+    "# pszemraj/fineweb-1k_long\n",
+    "\n",
+    "dataset = load_dataset(\"BEE-spoke-data/fineweb-1000_64k\", split=\"train\", streaming=True)\n",
+    "\n",
+    "# List to hold all tokenized data\n",
+    "tokenized_data = []\n",
+    "\n",
+    "# Process the dataset\n",
+    "print(\"\\nProcessing dataset:\")\n",
+    "for data in tqdm(dataset, desc=\"Tokenizing dataset\"):\n",
+    "    # Tokenize the current entry without truncation or padding\n",
+    "    tokens = tokenizer(data['text'], truncation=False, padding=False)['input_ids']\n",
+    "    # Add the tokenized IDs to the list\n",
+    "    tokenized_data.append(torch.tensor(tokens))\n",
+    "\n",
+    "# Concatenate all tokenized sequences into a single tensor\n",
+    "data = torch.cat(tokenized_data, dim=0).unsqueeze(0)  # unsqueeze to add a batch dimension\n",
+    "\n",
+    "# Define train/val split based on the size of the dataset\n",
+    "n = int(0.9 * data.size(1))  # data.size(1) because sequences are concatenated along dimension 1\n",
+    "train_data = data[:, :n].to(device)\n",
+    "val_data = data[:, n:].to(device)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "76e21153-a15c-42b7-bfd2-c9d7c1e69f29",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "print(\"\\n[LOADING MODEL]\\n\")\n",
+    "model = KANamav5(MOEModelArgs, device=device)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "507cb062-ed03-4df7-856e-9c23c1932e1c",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Starting sequence (as tokens)\n",
+    "initial_text = \"Once upon a time\"\n",
+    "initial_tokens = tokenizer(initial_text, return_tensors=\"pt\").input_ids.to(device)\n",
+    "\n",
+    "# Perform inference\n",
+    "generated_tokens, generated_text = quick_inference(model, initial_tokens, max_new_tokens=50, tokenizer=tokenizer)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "dabca877-550d-4e93-a845-46dda978702e",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "optimizer = torch.optim.Adam(model.parameters(), lr=0.0005)\n",
+    "scheduler = torch.optim.lr_scheduler.LambdaLR(optimizer, lr_lambda)\n",
+    "\n",
+    "print(\"\\n[TRAINING MODEL]\\n\")\n",
+    "new_model = train(\n",
+    "    model=model,\n",
+    "    optimizer=optimizer,\n",
+    "    train_data=train_data,\n",
+    "    val_data=val_data,\n",
+    "    scheduler=scheduler,\n",
+    "    save_model_name=\"KANama-medium\",\n",
+    "    max_steps=100000,\n",
+    "    loss_interval=5,\n",
+    "    eval_interval=50,\n",
+    "    device=device\n",
+    ")"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.10.12"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}