update model card

README.md

@@ -65,10 +65,6 @@ aesthetic prompts. Specifically, Stable Cascade (30 inference steps) was compare
 steps), SDXL (50 inference steps), SDXL Turbo (1 inference step) and Würstchen v2 (30 inference steps).
 
 ## Code Example
-```shell
-#install `diffusers` from this branch while the PR is WIP
-pip install git+https://github.com/kashif/diffusers.git@wuerstchen-v3
-```
 
 ```python
 import torch
@@ -78,8 +74,8 @@ device = "cuda"
 dtype = torch.bfloat16
 num_images_per_prompt = 2
 
-prior = StableCascadePriorPipeline.from_pretrained("stabilityai/stable-cascade-prior", torch_dtype=dtype).to(device)
-decoder = StableCascadeDecoderPipeline.from_pretrained("stabilityai/stable-cascade",  torch_dtype=dtype).to(device)
+prior = StableCascadePriorPipeline.from_pretrained("stabilityai/stable-cascade-prior", torch_dtype=torch.bfloat16).to(device)
+decoder = StableCascadeDecoderPipeline.from_pretrained("stabilityai/stable-cascade",  torch_dtype=torch.float16).to(device)
 
 prompt = "Anthropomorphic cat dressed as a pilot"
 negative_prompt = ""
@@ -135,4 +131,4 @@ The model is intended for research purposes only.
 
 ## How to Get Started with the Model
 
-Check out https://github.com/Stability-AI/StableCascade
+Check out https://github.com/Stability-AI/StableCascade