diff --git a/demos/Patchscopes_Generation_Demo.ipynb b/demos/Patchscopes_Generation_Demo.ipynb
index 49c4655d4..b249d112e 100644
--- a/demos/Patchscopes_Generation_Demo.ipynb
+++ b/demos/Patchscopes_Generation_Demo.ipynb
@@ -65,7 +65,7 @@
     "from typing import List, Callable, Tuple, Union\n",
     "from functools import partial\n",
     "from jaxtyping import Float\n",
-    "from transformer_lens import HookedTransformer\n",
+    "from transformer_lens.model_bridge import TransformerBridge\n",
     "from transformer_lens.ActivationCache import ActivationCache\n",
     "import transformer_lens.utils as utils\n",
     "from transformer_lens.hook_points import (\n",
@@ -148,7 +148,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 20,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -217,7 +217,8 @@
    "source": [
     "# NBVAL_IGNORE_OUTPUT\n",
     "# I'm using an M2 macbook air, so I use CPU for better support\n",
-    "model = HookedTransformer.from_pretrained(\"gpt2-small\", device=\"cpu\")\n",
+    "model = TransformerBridge.boot_transformers(\"gpt2\", device=\"cpu\")\n",
+    "model.enable_compatibility_mode()\n",
     "model.eval()"
    ]
   },
@@ -263,17 +264,17 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 22,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
-    "def get_source_representation(prompts: List[str], layer_id: int, model: HookedTransformer, pos_id: Union[int, List[int]]=None) -> torch.Tensor:\n",
+    "def get_source_representation(prompts: List[str], layer_id: int, model: TransformerBridge, pos_id: Union[int, List[int]]=None) -> torch.Tensor:\n",
     "    \"\"\"Get source hidden representation represented by (S, i, M, l)\n",
     "    \n",
     "    Args:\n",
     "        - prompts (List[str]): a list of source prompts\n",
     "        - layer_id (int): the layer id of the model\n",
-    "        - model (HookedTransformer): the source model\n",
+    "        - model (TransformerBridge): the source model\n",
     "        - pos_id (Union[int, List[int]]): the position id(s) of the model, if None, return all positions\n",
     "\n",
     "    Returns:\n",
@@ -325,19 +326,19 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 25,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
     "# recall the target representation (T,i*,f,M*,l*), and we also need the hidden representation from our source model (S, i, M, l)\n",
-    "def feed_source_representation(source_rep: torch.Tensor, prompt: List[str], f: Callable, model: HookedTransformer, layer_id: int, pos_id: Union[int, List[int]]=None) -> ActivationCache:\n",
+    "def feed_source_representation(source_rep: torch.Tensor, prompt: List[str], f: Callable, model: TransformerBridge, layer_id: int, pos_id: Union[int, List[int]]=None) -> ActivationCache:\n",
     "    \"\"\"Feed the source hidden representation to the target model\n",
     "    \n",
     "    Args:\n",
     "        - source_rep (torch.Tensor): the source hidden representation\n",
     "        - prompt (List[str]): the target prompt\n",
     "        - f (Callable): the mapping function\n",
-    "        - model (HookedTransformer): the target model\n",
+    "        - model (TransformerBridge): the target model\n",
     "        - layer_id (int): the layer id of the target model\n",
     "        - pos_id (Union[int, List[int]]): the position id(s) of the target model, if None, return all positions\n",
     "    \"\"\"\n",
@@ -417,11 +418,11 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 30,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
-    "def generate_with_patching(model: HookedTransformer, prompts: List[str], target_f: Callable, max_new_tokens: int = 50):\n",
+    "def generate_with_patching(model: TransformerBridge, prompts: List[str], target_f: Callable, max_new_tokens: int = 50):\n",
     "    temp_prompts = prompts\n",
     "    input_tokens = model.to_tokens(temp_prompts)\n",
     "    for _ in range(max_new_tokens):\n",