diff --git a/.copier-answers.yml b/.copier-answers.yml
index c03c22d..9deb760 100644
--- a/.copier-answers.yml
+++ b/.copier-answers.yml
@@ -6,9 +6,9 @@ author_name: Project Jupyter
 has_binder: false
 has_settings: true
 kind: frontend
-labextension_name: floating-chat
+labextension_name: jupyter-floating-chat
 project_short_description: A JupyterLab extension to add a floating chat.
-python_name: floating_chat
-repository: https://github.com/jupyter-ai-contrib/floating-chat
+python_name: jupyter_floating_chat
+repository: https://github.com/jupyter-ai-contrib/jupyter-floating-chat
 test: true
 
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d478933..1dfc6a2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -41,7 +41,7 @@ jobs:
         python -m pip install .[test]
 
         jupyter labextension list
-        jupyter labextension list 2>&1 | grep -ie "floating-chat.*OK"
+        jupyter labextension list 2>&1 | grep -ie "jupyter-floating-chat.*OK"
         python -m jupyterlab.browser_check
 
     - name: Package the extension
@@ -50,13 +50,13 @@ jobs:
 
         pip install build
         python -m build
-        pip uninstall -y "floating_chat" jupyterlab
+        pip uninstall -y "jupyter_floating_chat" jupyterlab
 
     - name: Upload extension packages
       uses: actions/upload-artifact@v4
       with:
         name: extension-artifacts
-        path: dist/floating_chat*
+        path: dist/jupyter_floating_chat*
         if-no-files-found: error
 
   test_isolated:
@@ -79,11 +79,11 @@ jobs:
         sudo rm -rf $(which node)
         sudo rm -rf $(which node)
 
-        pip install "jupyterlab>=4.0.0,<5" floating_chat*.whl
+        pip install "jupyterlab>=4.0.0,<5" jupyter_floating_chat*.whl
 
 
         jupyter labextension list
-        jupyter labextension list 2>&1 | grep -ie "floating-chat.*OK"
+        jupyter labextension list 2>&1 | grep -ie "jupyter-floating-chat.*OK"
         python -m jupyterlab.browser_check --no-browser-test
 
   integration-tests:
@@ -109,7 +109,7 @@ jobs:
     - name: Install the extension
       run: |
         set -eux
-        python -m pip install "jupyterlab>=4.0.0,<5" floating_chat*.whl
+        python -m pip install "jupyterlab>=4.0.0,<5" jupyter_floating_chat*.whl
 
     - name: Install dependencies
       working-directory: ui-tests
@@ -141,7 +141,7 @@ jobs:
       if: always()
       uses: actions/upload-artifact@v4
       with:
-        name: floating_chat-playwright-tests
+        name: jupyter_floating_chat-playwright-tests
         path: |
           ui-tests/test-results
           ui-tests/playwright-report
diff --git a/.github/workflows/check-release.yml b/.github/workflows/check-release.yml
index a9e12ec..161adc1 100644
--- a/.github/workflows/check-release.yml
+++ b/.github/workflows/check-release.yml
@@ -26,5 +26,5 @@ jobs:
       - name: Upload Distributions
         uses: actions/upload-artifact@v4
         with:
-          name: floating_chat-releaser-dist-${{ github.run_number }}
+          name: jupyter_floating_chat-releaser-dist-${{ github.run_number }}
           path: .jupyter_releaser_checkout/dist
diff --git a/.gitignore b/.gitignore
index 13838e1..6541c49 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,9 +7,9 @@ node_modules/
 *.egg-info/
 .ipynb_checkpoints
 *.tsbuildinfo
-floating_chat/labextension
+jupyter_floating_chat/labextension
 # Version file is handled by hatchling
-floating_chat/_version.py
+jupyter_floating_chat/_version.py
 
 # Integration tests
 ui-tests/test-results/
diff --git a/.prettierignore b/.prettierignore
index 3668575..f78e957 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -3,4 +3,4 @@ node_modules
 **/lib
 **/package.json
 !/package.json
-floating_chat
+jupyter_floating_chat
diff --git a/README.md b/README.md
index f722b5a..e733fb5 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
-# floating_chat
+# jupyter_floating_chat
 
-[![Github Actions Status](https://github.com/jupyter-ai-contrib/floating-chat/workflows/Build/badge.svg)](https://github.com/jupyter-ai-contrib/floating-chat/actions/workflows/build.yml)
+[![Github Actions Status](https://github.com/jupyter-ai-contrib/jupyter-floating-chat/workflows/Build/badge.svg)](https://github.com/jupyter-ai-contrib/jupyter-floating-chat/actions/workflows/build.yml)
 
 A JupyterLab extension to add a floating chat.
 
@@ -13,7 +13,7 @@ A JupyterLab extension to add a floating chat.
 To install the extension, execute:
 
 ```bash
-pip install floating_chat
+pip install jupyter_floating_chat
 ```
 
 ## Uninstall
@@ -21,7 +21,7 @@ pip install floating_chat
 To remove the extension, execute:
 
 ```bash
-pip uninstall floating_chat
+pip uninstall jupyter_floating_chat
 ```
 
 ## Contributing
@@ -36,7 +36,7 @@ The `jlpm` command is JupyterLab's pinned version of
 
 ```bash
 # Clone the repo to your local environment
-# Change directory to the floating_chat directory
+# Change directory to the jupyter_floating_chat directory
 # Install package in development mode
 pip install -e "."
 # Link your development version of the extension with JupyterLab
@@ -65,12 +65,12 @@ jupyter lab build --minimize=False
 ### Development uninstall
 
 ```bash
-pip uninstall floating_chat
+pip uninstall jupyter_floating_chat
 ```
 
 In development mode, you will also need to remove the symlink created by `jupyter labextension develop`
 command. To find its location, you can run `jupyter labextension list` to figure out where the `labextensions`
-folder is located. Then you can remove the symlink named `floating-chat` within that folder.
+folder is located. Then you can remove the symlink named `jupyter-floating-chat` within that folder.
 
 ### Testing the extension
 
diff --git a/RELEASE.md b/RELEASE.md
index 22b88f5..1398e11 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -1,4 +1,4 @@
-# Making a new release of floating_chat
+# Making a new release of jupyter_floating_chat
 
 The extension can be published to `PyPI` and `npm` manually or using the [Jupyter Releaser](https://github.com/jupyter-server/jupyter_releaser).
 
diff --git a/install.json b/install.json
index 23a424f..52e8454 100644
--- a/install.json
+++ b/install.json
@@ -1,5 +1,5 @@
 {
   "packageManager": "python",
-  "packageName": "floating_chat",
-  "uninstallInstructions": "Use your Python package manager (pip, conda, etc.) to uninstall the package floating_chat"
+  "packageName": "jupyter_floating_chat",
+  "uninstallInstructions": "Use your Python package manager (pip, conda, etc.) to uninstall the package jupyter_floating_chat"
 }
diff --git a/floating_chat/__init__.py b/jupyter_floating_chat/__init__.py
similarity index 85%
rename from floating_chat/__init__.py
rename to jupyter_floating_chat/__init__.py
index 850ec95..386bd1c 100644
--- a/floating_chat/__init__.py
+++ b/jupyter_floating_chat/__init__.py
@@ -5,7 +5,7 @@
     # in editable mode with pip. It is highly recommended to install
     # the package from a stable release or in editable mode: https://pip.pypa.io/en/stable/topics/local-project-installs/#editable-installs
     import warnings
-    warnings.warn("Importing 'floating_chat' outside a proper installation.")
+    warnings.warn("Importing 'jupyter_floating_chat' outside a proper installation.")
     __version__ = "dev"
 
 
diff --git a/package.json b/package.json
index e113f06..2d99737 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-    "name": "floating-chat",
+    "name": "jupyter-floating-chat",
     "version": "0.1.0",
     "description": "A JupyterLab extension to add a floating chat.",
     "keywords": [
@@ -7,9 +7,9 @@
         "jupyterlab",
         "jupyterlab-extension"
     ],
-    "homepage": "https://github.com/jupyter-ai-contrib/floating-chat",
+    "homepage": "https://github.com/jupyter-ai-contrib/jupyter-floating-chat",
     "bugs": {
-        "url": "https://github.com/jupyter-ai-contrib/floating-chat/issues"
+        "url": "https://github.com/jupyter-ai-contrib/jupyter-floating-chat/issues"
     },
     "license": "BSD-3-Clause",
     "author": {
@@ -27,7 +27,7 @@
     "style": "style/index.css",
     "repository": {
         "type": "git",
-        "url": "https://github.com/jupyter-ai-contrib/floating-chat.git"
+        "url": "https://github.com/jupyter-ai-contrib/jupyter-floating-chat.git"
     },
     "scripts": {
         "build": "jlpm build:lib && jlpm build:labextension:dev",
@@ -39,7 +39,7 @@
         "clean": "jlpm clean:lib",
         "clean:lib": "rimraf lib tsconfig.tsbuildinfo",
         "clean:lintcache": "rimraf .eslintcache .stylelintcache",
-        "clean:labextension": "rimraf floating_chat/labextension floating_chat/_version.py",
+        "clean:labextension": "rimraf jupyter_floating_chat/labextension jupyter_floating_chat/_version.py",
         "clean:all": "jlpm clean:lib && jlpm clean:labextension && jlpm clean:lintcache",
         "eslint": "jlpm eslint:check --fix",
         "eslint:check": "eslint . --cache --ext .ts,.tsx",
@@ -106,7 +106,7 @@
     },
     "jupyterlab": {
         "extension": true,
-        "outputDir": "floating_chat/labextension",
+        "outputDir": "jupyter_floating_chat/labextension",
         "schemaDir": "schema"
     },
     "eslintIgnore": [
diff --git a/pyproject.toml b/pyproject.toml
index 72c3c1d..b84a79c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ requires = ["hatchling>=1.5.0", "jupyterlab>=4.0.0,<5", "hatch-nodejs-version>=0
 build-backend = "hatchling.build"
 
 [project]
-name = "floating_chat"
+name = "jupyter_floating_chat"
 readme = "README.md"
 license = { file = "LICENSE" }
 requires-python = ">=3.9"
@@ -33,24 +33,24 @@ source = "nodejs"
 fields = ["description", "authors", "urls", "keywords"]
 
 [tool.hatch.build.targets.sdist]
-artifacts = ["floating_chat/labextension"]
+artifacts = ["jupyter_floating_chat/labextension"]
 exclude = [".github", "binder"]
 
 [tool.hatch.build.targets.wheel.shared-data]
-"floating_chat/labextension" = "share/jupyter/labextensions/floating-chat"
-"install.json" = "share/jupyter/labextensions/floating-chat/install.json"
+"jupyter_floating_chat/labextension" = "share/jupyter/labextensions/jupyter-floating-chat"
+"install.json" = "share/jupyter/labextensions/jupyter-floating-chat/install.json"
 
 [tool.hatch.build.hooks.version]
-path = "floating_chat/_version.py"
+path = "jupyter_floating_chat/_version.py"
 
 [tool.hatch.build.hooks.jupyter-builder]
 dependencies = ["hatch-jupyter-builder>=0.5"]
 build-function = "hatch_jupyter_builder.npm_builder"
 ensured-targets = [
-    "floating_chat/labextension/static/style.js",
-    "floating_chat/labextension/package.json",
+    "jupyter_floating_chat/labextension/static/style.js",
+    "jupyter_floating_chat/labextension/package.json",
 ]
-skip-if-exists = ["floating_chat/labextension/static/style.js"]
+skip-if-exists = ["jupyter_floating_chat/labextension/static/style.js"]
 
 [tool.hatch.build.hooks.jupyter-builder.build-kwargs]
 build_cmd = "build:prod"
@@ -60,7 +60,7 @@ npm = ["jlpm"]
 build_cmd = "install:extension"
 npm = ["jlpm"]
 source_dir = "src"
-build_dir = "floating_chat/labextension"
+build_dir = "jupyter_floating_chat/labextension"
 
 [tool.jupyter-releaser.options]
 version_cmd = "hatch version"
diff --git a/schema/plugin.json b/schema/plugin.json
index 0aba72a..49c4f89 100644
--- a/schema/plugin.json
+++ b/schema/plugin.json
@@ -1,7 +1,7 @@
 {
   "jupyter.lab.shortcuts": [],
-  "title": "floating-chat",
-  "description": "floating-chat settings.",
+  "title": "jupyter-floating-chat",
+  "description": "jupyter-floating-chat settings.",
   "type": "object",
   "properties": {},
   "additionalProperties": false
diff --git a/src/__tests__/floating_chat.spec.ts b/src/__tests__/floating_chat.spec.ts
index 8a41aa5..0ba49d0 100644
--- a/src/__tests__/floating_chat.spec.ts
+++ b/src/__tests__/floating_chat.spec.ts
@@ -2,7 +2,7 @@
  * Example of [Jest](https://jestjs.io/docs/getting-started) unit tests
  */
 
-describe('floating-chat', () => {
+describe('jupyter-floating-chat', () => {
   it('should be tested', () => {
     expect(1 + 1).toEqual(2);
   });
diff --git a/src/index.ts b/src/index.ts
index 1eeabce..0ec8f9e 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -9,10 +9,10 @@ import { FloatingInputWidget } from './widget';
 import { CommandIds, IFloatingInputOptions } from './tokens';
 
 /**
- * Initialization data for the floating-chat extension.
+ * Initialization data for the jupyter-floating-chat extension.
  */
 const plugin: JupyterFrontEndPlugin<IFloatingInputOptions> = {
-  id: 'floating-chat:plugin',
+  id: 'jupyter-floating-chat:plugin',
   description: 'A JupyterLab extension to add a floating chat.',
   autoStart: true,
   optional: [ISettingRegistry, INotebookTracker],
@@ -22,7 +22,7 @@ const plugin: JupyterFrontEndPlugin<IFloatingInputOptions> = {
     settingRegistry: ISettingRegistry | null,
     notebookTracker: INotebookTracker
   ): IFloatingInputOptions => {
-    console.log('JupyterLab extension floating-chat is activated!');
+    console.log('JupyterLab extension jupyter-floating-chat is activated!');
 
     const options: IFloatingInputOptions = {};
 
@@ -86,10 +86,16 @@ const plugin: JupyterFrontEndPlugin<IFloatingInputOptions> = {
       settingRegistry
         .load(plugin.id)
         .then(settings => {
-          console.log('floating-chat settings loaded:', settings.composite);
+          console.log(
+            'jupyter-floating-chat settings loaded:',
+            settings.composite
+          );
         })
         .catch(reason => {
-          console.error('Failed to load settings for floating-chat.', reason);
+          console.error(
+            'Failed to load settings for jupyter-floating-chat.',
+            reason
+          );
         });
     }
 
diff --git a/src/tokens.ts b/src/tokens.ts
index c845f98..1ba2fba 100644
--- a/src/tokens.ts
+++ b/src/tokens.ts
@@ -5,7 +5,7 @@ export namespace CommandIds {
   /**
    * The command to open a floating input.
    */
-  export const openInput = 'floating-chat:open-input';
+  export const openInput = 'jupyter-floating-chat:open-input';
 }
 
 /**
@@ -20,6 +20,6 @@ export interface IFloatingInputOptions {
  * The token providing the floating chat options.
  */
 export const IFloatingInputOptions = new Token<IFloatingInputOptions>(
-  'floating-chat:options',
+  'jupyter-floating-chat:options',
   'The default options for the floating chat.'
 );
diff --git a/ui-tests/package.json b/ui-tests/package.json
index 73bf3af..119c77f 100644
--- a/ui-tests/package.json
+++ b/ui-tests/package.json
@@ -1,7 +1,7 @@
 {
-  "name": "floating-chat-ui-tests",
+  "name": "jupyter-floating-chat-ui-tests",
   "version": "1.0.0",
-  "description": "JupyterLab floating-chat Integration Tests",
+  "description": "JupyterLab jupyter-floating-chat Integration Tests",
   "private": true,
   "scripts": {
     "start": "jupyter lab --config jupyter_server_test_config.py",
diff --git a/ui-tests/tests/floating_chat.spec.ts b/ui-tests/tests/floating_chat.spec.ts
index 14ef096..1f30657 100644
--- a/ui-tests/tests/floating_chat.spec.ts
+++ b/ui-tests/tests/floating_chat.spec.ts
@@ -16,6 +16,8 @@ test('should emit an activation console message', async ({ page }) => {
   await page.goto();
 
   expect(
-    logs.filter(s => s === 'JupyterLab extension floating-chat is activated!')
+    logs.filter(
+      s => s === 'JupyterLab extension jupyter-floating-chat is activated!'
+    )
   ).toHaveLength(1);
 });
diff --git a/yarn.lock b/yarn.lock
index 851f60d..cf07c26 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5864,49 +5864,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"floating-chat@workspace:.":
-  version: 0.0.0-use.local
-  resolution: "floating-chat@workspace:."
-  dependencies:
-    "@jupyter/chat": ^0.18.1
-    "@jupyter/react-components": ^0.16.0
-    "@jupyterlab/application": ^4.0.0
-    "@jupyterlab/apputils": ^4.0.0
-    "@jupyterlab/builder": ^4.0.0
-    "@jupyterlab/cells": ^4.0.0
-    "@jupyterlab/notebook": ^4.0.0
-    "@jupyterlab/settingregistry": ^4.0.0
-    "@jupyterlab/testutils": ^4.0.0
-    "@jupyterlab/ui-components": ^4.0.0
-    "@lumino/coreutils": ^2.2.1
-    "@lumino/messaging": ^2.0.3
-    "@lumino/widgets": ^2.7.1
-    "@types/jest": ^29.2.0
-    "@types/json-schema": ^7.0.11
-    "@types/react": ^18.0.26
-    "@types/react-addons-linked-state-mixin": ^0.14.22
-    "@typescript-eslint/eslint-plugin": ^6.1.0
-    "@typescript-eslint/parser": ^6.1.0
-    css-loader: ^6.7.1
-    eslint: ^8.36.0
-    eslint-config-prettier: ^8.8.0
-    eslint-plugin-prettier: ^5.0.0
-    jest: ^29.2.0
-    npm-run-all2: ^7.0.1
-    prettier: ^3.0.0
-    rimraf: ^5.0.1
-    source-map-loader: ^1.0.2
-    style-loader: ^3.3.1
-    stylelint: ^15.10.1
-    stylelint-config-recommended: ^13.0.0
-    stylelint-config-standard: ^34.0.0
-    stylelint-csstree-validator: ^3.0.0
-    stylelint-prettier: ^4.0.0
-    typescript: ~5.8.0
-    yjs: ^13.5.0
-  languageName: unknown
-  linkType: soft
-
 "foreground-child@npm:^3.1.0":
   version: 3.3.1
   resolution: "foreground-child@npm:3.3.1"
@@ -7345,6 +7302,49 @@ __metadata:
   languageName: node
   linkType: hard
 
+"jupyter-floating-chat@workspace:.":
+  version: 0.0.0-use.local
+  resolution: "jupyter-floating-chat@workspace:."
+  dependencies:
+    "@jupyter/chat": ^0.18.1
+    "@jupyter/react-components": ^0.16.0
+    "@jupyterlab/application": ^4.0.0
+    "@jupyterlab/apputils": ^4.0.0
+    "@jupyterlab/builder": ^4.0.0
+    "@jupyterlab/cells": ^4.0.0
+    "@jupyterlab/notebook": ^4.0.0
+    "@jupyterlab/settingregistry": ^4.0.0
+    "@jupyterlab/testutils": ^4.0.0
+    "@jupyterlab/ui-components": ^4.0.0
+    "@lumino/coreutils": ^2.2.1
+    "@lumino/messaging": ^2.0.3
+    "@lumino/widgets": ^2.7.1
+    "@types/jest": ^29.2.0
+    "@types/json-schema": ^7.0.11
+    "@types/react": ^18.0.26
+    "@types/react-addons-linked-state-mixin": ^0.14.22
+    "@typescript-eslint/eslint-plugin": ^6.1.0
+    "@typescript-eslint/parser": ^6.1.0
+    css-loader: ^6.7.1
+    eslint: ^8.36.0
+    eslint-config-prettier: ^8.8.0
+    eslint-plugin-prettier: ^5.0.0
+    jest: ^29.2.0
+    npm-run-all2: ^7.0.1
+    prettier: ^3.0.0
+    rimraf: ^5.0.1
+    source-map-loader: ^1.0.2
+    style-loader: ^3.3.1
+    stylelint: ^15.10.1
+    stylelint-config-recommended: ^13.0.0
+    stylelint-config-standard: ^34.0.0
+    stylelint-csstree-validator: ^3.0.0
+    stylelint-prettier: ^4.0.0
+    typescript: ~5.8.0
+    yjs: ^13.5.0
+  languageName: unknown
+  linkType: soft
+
 "keyv@npm:^4.5.3":
   version: 4.5.4
   resolution: "keyv@npm:4.5.4"