diff --git a/docs/source/developers/contributing/index.md b/docs/source/developers/contributing/index.md
index 52c13282..e0303687 100644
--- a/docs/source/developers/contributing/index.md
+++ b/docs/source/developers/contributing/index.md
@@ -12,5 +12,4 @@ maxdepth: 2
 
 ./jupyter-chat
 ./jupyterlab-collaborative-chat
-./jupyterlab-ws-chat
 ```
diff --git a/docs/source/developers/contributing/jupyterlab-ws-chat.md b/docs/source/developers/contributing/jupyterlab-ws-chat.md
deleted file mode 100644
index 02a82e60..00000000
--- a/docs/source/developers/contributing/jupyterlab-ws-chat.md
+++ /dev/null
@@ -1,39 +0,0 @@
-# Websocket chat
-
-The `jupyterlab-ws-chat` extension adds a chat panel relying on websocket for messaging.
-
-## Development installation
-
-Installing this extension in development mode requires an environment with *python* and
-*nodejs*.
-
-```bash
-# In the following commands, 'mamba' can be replaced with 'conda'
-mamba create -n jupyter-chat python nodejs
-mamba activate jupyter-chat
-```
-
-The following commands install the extension in development mode:
-
-```bash
-# Install the extension
-./scripts/dev_install.sh ws
-
-# Symlink the assets
-jupyter labextension develop --overwrite python/jupyterlab-ws-chat
-```
-
-To uninstall it, run:
-
-```bash
-pip uninstall jupyterlab-ws-chat
-```
-
-## Building the assets
-
-Changes in typescript sources of `@jupyter/chat` or `jupyterlab-ws-chat` must
-be build again to be available in the jupyterlab.
-
-```bash
-jlpm build:ws
-```
diff --git a/docs/source/index.md b/docs/source/index.md
index ad3781e8..ca615bd1 100644
--- a/docs/source/index.md
+++ b/docs/source/index.md
@@ -10,9 +10,6 @@ required to build a chat. This package is designed to be used in an extension.
 - `jupyterlab-collaborative-chat`, an extension built on top of `@jupyter/chat`, using
 the collaborative edition as messaging system.
 
-- `jupyterlab-ws-chat`, an other extension built on top of `@jupyter/chat`, using
-websocket as messaging system.
-
 ```{toctree}
 ---
 maxdepth: 3
diff --git a/docs/source/users/index.md b/docs/source/users/index.md
index 8e8c4b28..c9512bad 100644
--- a/docs/source/users/index.md
+++ b/docs/source/users/index.md
@@ -62,34 +62,6 @@ area, like any other document.
 Opening a chat from the left panel will open it in the left panel.
 ```
 
-## Websocket chat
-
-The `jupyterlab-ws-chat` extension adds a chat panel using websocket for messages
-exchange.
-
-```{warning}
-This extension is currently under development, and users may encounter issues with it.
-```
-
-### Install websocket chat
-
-The websocket chat is available on [PyPI](https://pypi.org/project/jupyterlab-ws-chat/).
-
-```bash
-pip install jupyterlab-ws-chat
-```
-
-To uninstall the package:
-
-```bash
-pip uninstall jupyterlab-ws-chat
-```
-
-### Open the chat
-
-The chat can be opened from the left panel
-![chat icon](../../../packages/jupyter-chat/style/icons/chat.svg){w=24px}.
-
 ## Chat usage
 
 The chat UI is composed of a list of messages and an input to send new messages.