diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index d489da78..7358281b 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -5,6 +5,8 @@ on:
     branches: [main]
   pull_request:
   workflow_dispatch:
+  schedule:
+    - cron: "0 3 * * 1"  # every Monday at 3 AM UTC
 
 env:
   QUARTO_VERSION: 1.7.23
@@ -114,3 +116,25 @@ jobs:
           env: ${{ steps.deployment.outputs.env }}
           env_url: "https://${{ steps.deployment.outputs.env }}--pyshiny.netlify.app"
           logs: "https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}"
+
+      - name: Upload site artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: rendered-site
+          path: _build
+
+  check-links:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/download-artifact@v4
+        with:
+          name: rendered-site
+          path: _build
+
+      - name: Run lychee link checker
+        uses: lycheeverse/lychee-action@v2
+        with:
+          args: --verbose --config ./lychee.toml ./_build
diff --git a/docs/jupyter-widgets.qmd b/docs/jupyter-widgets.qmd
index b7f412b0..e645530e 100644
--- a/docs/jupyter-widgets.qmd
+++ b/docs/jupyter-widgets.qmd
@@ -373,7 +373,7 @@ Under the hood, `reactive_read()` uses [ipywidgets' `observe()` method](https://
 :::
 
 Some widgets have attributes that _contain_ observable traits.
-One practical example of this is the `selections` attribute of altair's `JupyterChart` class, which has an [observable `point` trait](https://altair-viz.github.io/user_guide/jupyter_chart.html#point-selections).
+One practical example of this is the `selections` attribute of altair's `JupyterChart` class, which has an [observable `point` trait](https://altair-viz.github.io/user_guide/interactions/jupyter_chart.html#point-selections).
 
 ```{shinylive-python}
 #| standalone: true
diff --git a/layouts/arrange/index.qmd b/layouts/arrange/index.qmd
index 61af13fb..856e22d6 100644
--- a/layouts/arrange/index.qmd
+++ b/layouts/arrange/index.qmd
@@ -119,7 +119,7 @@ There's a lot more that `layout_columns()` can do with `col_widths` to make high
 
 -   Insert empty space between items with a negative column width, e.g. `col_widths=c(4, -4, 4)` creates two columns 4 units wide with an empty space of 4 units between them.
 
-Learn more in the API reference: [Express](https://shiny.posit.co/py/api/express/ui.layout_columns.html) \| [Core](https://shiny.posit.co/py/api/core/ui.layout_columns.html)
+Learn more in the API reference: [Express](https://shiny.posit.co/py/api/express/express.ui.layout_columns.html) \| [Core](https://shiny.posit.co/py/api/core/ui.layout_columns.html)
 :::
 
 
diff --git a/layouts/navbars/index.qmd b/layouts/navbars/index.qmd
index 97578d99..2bb630b3 100644
--- a/layouts/navbars/index.qmd
+++ b/layouts/navbars/index.qmd
@@ -9,10 +9,10 @@ listing:
   template: ../../components/_partials/components-detail-relevant-functions.ejs
   contents:
   - title: ui.page_navbar
-    href: https://shiny.posit.co/py/api/ui.page_navbar.html
+    href: https://shiny.posit.co/py/api/core/ui.page_navbar.html
     signature: ui.page_navbar(*args, title=None, id=None, selected=None, sidebar=None, fillable=True, fillable_mobile=False, gap=None, padding=None, position='static-top', header=None, footer=None, bg=None, inverse=False, underline=True, collapsible=True, fluid=True, window_title=MISSING, lang=None)
-  - title: ui.nav
-    href: https://shiny.posit.co/py/api/ui.nav.html
+  - title: ui.nav_panel
+    href: https://shiny.posit.co/py/api/core/ui.nav_panel.html
     signature: ui.nav_panel(title, *args, value=None, icon=None)
 ---
 
@@ -47,7 +47,7 @@ Follow these steps to add a navbar to the top of your app:
 
   1. Define a navbar page layout with `ui.page_navbar()`.
 
-  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/ui.nav.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/ui.nav_menu.html)) to `ui.page_navbar()` to control the items displayed in the navbar.
+  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/core/ui.nav_panel.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/core/ui.nav_menu.html)) to `ui.page_navbar()` to control the items displayed in the navbar.
 
   3. Set the `title` argument of `ui.page_navbar()` to set the browser window title.
 
@@ -74,7 +74,7 @@ Follow these steps to add a navbar to the bottom of your app:
 
   1. Define a navbar page layout with `ui.page_navbar()`.
 
-  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/ui.nav.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/ui.nav_menu.html)) to `ui.page_navbar()` to control the items displayed in the navbar.
+  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/core/ui.nav_panel.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/core/ui.nav_menu.html)) to `ui.page_navbar()` to control the items displayed in the navbar.
 
   3. Set the `position` parameter of `ui.page_navbar()` to `"fixed-bottom"` to pin the navbar to the bottom of the app. By default, `position` is `"static-top"`, which causes the navbar to display at the top with normal scrolling behavior. You can also pin the navbar to the top (`position="fixed-top"`).
 
diff --git a/layouts/tabs/index.qmd b/layouts/tabs/index.qmd
index 198d362e..223244e1 100644
--- a/layouts/tabs/index.qmd
+++ b/layouts/tabs/index.qmd
@@ -67,7 +67,7 @@ Follow these steps to create an app with a tabset with pill navigation layout:
 
   1. Add `ui.navset_pill()` inside any Shiny UI page method (e.g., `ui.page_fluid()`). `ui.navset_pill()` creates a pillset.
 
-  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/ui.nav.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/ui.nav_menu.html)) to `ui.navset_pill()` to set the items displayed in the navset.
+  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/core/ui.nav_panel.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/core/ui.nav_menu.html)) to `ui.navset_pill()` to set the items displayed in the navset.
 
   3. Pass arguments to the nav items to control each item's title, appearance, and associated content. For example, set the `title` argument of `ui.nav_panel()` to control the displayed title of the nav item. Pass UI elements as additional arguments to `ui.nav_panel()`. These elements will be displayed when the tab is active.
 
@@ -91,7 +91,7 @@ Follow these steps to create an app with a pill list navigation layout. A pill l
 
   1. Add `ui.navset_pill_list()` inside any Shiny UI page method (e.g., `ui.page_fluid()`). `ui.navset_pill()` creates a pill list.
 
-  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/ui.nav.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/ui.nav_menu.html)) to `ui.navset_pill_list()` to set the items displayed in the pillset.
+  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/core/ui.nav_panel.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/core/ui.nav_menu.html)) to `ui.navset_pill_list()` to set the items displayed in the pillset.
 
   3. Pass arguments to the nav items to control each item's title, appearance, and associated content. For example, set the `title` argument of `ui.nav_panel()` to control the displayed title of the nav item. Pass UI elements as additional arguments to `ui.nav_panel()`. These elements will be displayed when the tab is active.
 
@@ -115,7 +115,7 @@ Follow these steps to create an app with a tab navigation layout:
 
   1. Add `ui.navset_tab()` inside any Shiny UI page method (e.g., `ui.page_fluid()`). `ui.navset_tab()` creates a tabset.
 
-  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/ui.nav.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/ui.nav_menu.html)) to `ui.navset_tab()` to set the items displayed in the tabset.
+  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/core/ui.nav_panel.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/core/ui.nav_menu.html)) to `ui.navset_tab()` to set the items displayed in the tabset.
 
   3. Pass arguments to the nav items to control each item's title, appearance, and associated content. For example, set the `title` argument of `ui.nav_panel()` to control the displayed title of the nav item. Pass UI elements as additional arguments to `ui.nav_panel()`. These elements will be displayed when the tab is active.
 
@@ -139,7 +139,7 @@ Follow these steps to add a card with a tabbed tabset to your app:
 
   1. Add `ui.navset_card_tab()` inside any Shiny UI page method (e.g., `ui.page_fluid()`). `ui.navset_card_tab()` creates a tabset inside a card.
 
-  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/ui.nav.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/ui.nav_menu.html)) to `ui.navset_card_tab()` to set the items displayed in the tabset inside the card.
+  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/core/ui.nav_panel.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/core/ui.nav_menu.html)) to `ui.navset_card_tab()` to set the items displayed in the tabset inside the card.
 
   3. Pass arguments to the nav items to control each item's title, appearance, and associated content. For example, set the `title` argument of `ui.nav_panel()` to control the displayed title of the nav item. Pass UI elements as additional arguments to `ui.nav_panel()`. These elements will be displayed when the tab is active.
 
@@ -163,7 +163,7 @@ Follow these steps to add a card with a pill tabset to your app:
 
   1. Add `ui.navset_card_pill()` inside any Shiny UI page method (e.g., `ui.page_fluid()`). `ui.navset_card_pill()` creates a pillset inside a card.
 
-  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/ui.nav.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/ui.nav_menu.html)) to `ui.navset_card_pill()` to set the items displayed in the pillset inside the card.
+  2. Pass nav items (e.g., [`ui.nav_panel()`](https://shiny.posit.co/py/api/core/ui.nav_panel.html) and [`ui.nav_menu()`](https://shiny.posit.co/py/api/core/ui.nav_menu.html)) to `ui.navset_card_pill()` to set the items displayed in the pillset inside the card.
 
   3. Pass arguments to the nav items to control each item's title, appearance, and associated content. For example, set the `title` argument of `ui.nav_panel()` to control the displayed title of the nav item. Pass UI elements as additional arguments to `ui.nav_panel()`. These elements will be displayed when the tab is active.
 
diff --git a/lychee.toml b/lychee.toml
new file mode 100644
index 00000000..93cf15c3
--- /dev/null
+++ b/lychee.toml
@@ -0,0 +1,19 @@
+# Enable link caching. This can be helpful to avoid checking the same links on
+# multiple runs.
+cache = true
+
+# Discard all cached requests older than this duration.
+max_cache_age = "2d"
+
+#############################  Exclusions  ##########################
+
+# Check links inside `<code>` and `<pre>` blocks as well as Markdown code
+# blocks.
+include_verbatim = false
+
+# Exclude URLs and mail addresses from checking (supports regex).
+exclude = [
+  '^https://github.com/posit-dev/py-shiny-site/edit/main/.*',
+  '^file:.*',
+  "^https://support.posit.co",
+]
diff --git a/templates/basic-chatbot/index.qmd b/templates/basic-chatbot/index.qmd
index c1c99d53..a295f662 100644
--- a/templates/basic-chatbot/index.qmd
+++ b/templates/basic-chatbot/index.qmd
@@ -5,8 +5,8 @@ date:         2025-03-25
 image:        thumbnail.png
 imagealt:     "A screenshot of the basic-chatbot template"
 app-height:   600px
-appurl:       https://posit-ai.basic-chatbot.share.connect.posit.cloud/
-sourceurl:    https://github.com/posit-dev/py-shiny-templates/tree/main/gen-ai/basic-chatbot
+appurl:       https://posit-ai-basic-chat.share.connect.posit.cloud/
+sourceurl:    https://github.com/posit-dev/py-shiny-templates/tree/main/gen-ai/basic-chat
 ---
 
 ::: {.panel-tabset .shiny-mode-tabset  group="shiny-app-mode"}