diff --git a/.github/workflows/binder-badge.yml b/.github/workflows/binder-badge.yml
new file mode 100644
index 0000000..87e9cd2
--- /dev/null
+++ b/.github/workflows/binder-badge.yml
@@ -0,0 +1,14 @@
+name: Binder Badge
+on:
+  pull_request_target:
+    types: [opened]
+
+jobs:
+  binder:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    steps:
+      - uses: jupyterlab/maintainer-tools/.github/actions/binder-link@v1
+        with:
+          github_token: ${{ secrets.github_token }}
diff --git a/README.md b/README.md
index aa29773..32092c9 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # jupyter_chat
 
-[![Github Actions Status](https://github.com/jupyterlab/jupyter-chat/workflows/Build/badge.svg)](https://github.com/jupyterlab/jupyter-chat/actions/workflows/build.yml)
+[![Github Actions Status](https://github.com/jupyterlab/jupyter-chat/workflows/Build/badge.svg)](https://github.com/jupyterlab/jupyter-chat/actions/workflows/build.yml)[![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/jupyterlab/jupyter-chat/main?urlpath=lab)
 
 This project is a monorepo containing the frontend components and extensions to build
 a chat in Jupyter.
diff --git a/binder/environment.yml b/binder/environment.yml
new file mode 100644
index 0000000..a6fdbcb
--- /dev/null
+++ b/binder/environment.yml
@@ -0,0 +1,18 @@
+name: jupyterlab-collaborative-chat
+channels:
+  - conda-forge
+dependencies:
+  - jupyterlab >=4.0.0
+  - nodejs >=18,<19
+  - python >=3.11,<3.12
+  - yarn >=3,<4
+  # build
+  - hatchling >=1.5.0
+  - hatch-jupyter-builder >=0.3.2
+  - hatch-nodejs-version
+  # Use pip to get the the latest version
+  - pip:
+    - jupyter_server >=2.0.0
+    - jupyter_collaboration
+    - jupyter_ydoc >=2.0.0,<3.0.0
+    - pycrdt
diff --git a/binder/postBuild b/binder/postBuild
new file mode 100755
index 0000000..0621192
--- /dev/null
+++ b/binder/postBuild
@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+# Copyright (c) Jupyter Development Team.
+# Distributed under the terms of the Modified BSD License.
+
+# Install collaborative chat
+./scripts/install.sh collaborative
+
+jupyter troubleshoot
+jupyter notebook --show-config
+jupyter lab --show-config
+jupyter labextension list
+jupyter server extension list