diff --git a/.github/workflows/links.yml b/.github/workflows/links.yml
index 0eec526..c2baf94 100644
--- a/.github/workflows/links.yml
+++ b/.github/workflows/links.yml
@@ -28,6 +28,8 @@ jobs:
           for url in https://hivecommons.dev/ https://hivecommons.dev/stories/ \
                      https://hivecommons.dev/docs/ https://hivecommons.dev/code/ \
                      https://hivecommons.dev/discord/ https://hivecommons.dev/join/ \
+                     https://hivecommons.dev/llms.txt https://hivecommons.dev/sitemap.xml \
+                     https://hivecommons.dev/robots.txt \
                      https://hivecommons.dev/404.html; do
             status=$(curl --silent --show-error --output /dev/null \
               --write-out '%{http_code}' --connect-timeout 10 --max-time 30 \
diff --git a/runbooks/availability-failure.md b/runbooks/availability-failure.md
index ba44149..6f0abe2 100644
--- a/runbooks/availability-failure.md
+++ b/runbooks/availability-failure.md
@@ -2,7 +2,7 @@
 
 The **Link check** workflow (`.github/workflows/links.yml`) runs its `availability`
 job on a 6-hour schedule and on manual dispatch. It requests the live homepage,
-`/stories/`, a sample of the shortcut redirects and `/404.html` over HTTPS and fails
+`/stories/`, `/docs/`, `/llms.txt`, `/sitemap.xml`, `/robots.txt`, a sample of the shortcut redirects and `/404.html` over HTTPS and fails
 unless every one returns HTTP 200. Use this runbook when that job is red and no recent
 deploy explains it; for a bad commit, use the [rollback runbook](release-rollback.md).
 
diff --git a/scripts/availability-probes.test.mjs b/scripts/availability-probes.test.mjs
index 4e3f481..3e53c59 100644
--- a/scripts/availability-probes.test.mjs
+++ b/scripts/availability-probes.test.mjs
@@ -113,7 +113,7 @@ test("fixture: sitemap <loc> values are extracted", () => {
 });
 
 const FIXTURE_SITEMAP = [`${SITE_ORIGIN}/`, `${SITE_ORIGIN}/stories/`];
-const GOOD_LIST = [`${SITE_ORIGIN}/`, `${SITE_ORIGIN}/stories/`, `${SITE_ORIGIN}/docs/`, `${SITE_ORIGIN}/404.html`];
+const GOOD_LIST = [`${SITE_ORIGIN}/`, `${SITE_ORIGIN}/stories/`, `${SITE_ORIGIN}/docs/`, `${SITE_ORIGIN}/llms.txt`, `${SITE_ORIGIN}/sitemap.xml`, `${SITE_ORIGIN}/robots.txt`, `${SITE_ORIGIN}/404.html`];
 
 test("fixture: a list covering the sitemap, 404.html and a redirect passes", () => {
   assert.deepEqual(probeListProblems(GOOD_LIST, { sitemap: FIXTURE_SITEMAP }), []);