diff --git a/.github/workflows/shared-gates-tests.yml b/.github/workflows/shared-gates-tests.yml
index 3380f86..d1b9bce 100644
--- a/.github/workflows/shared-gates-tests.yml
+++ b/.github/workflows/shared-gates-tests.yml
@@ -56,6 +56,15 @@ jobs:
             --cov-report=term-missing \
             --cov-fail-under=100
 
+      # Every web repo's pre-commit and CI run this checker against its dist/,
+      # so a false green here ships an un-agent-ready site fleet-wide.
+      - name: agent_ready — 100% branch coverage on the checker
+        run: |
+          PYTHONPATH=. python -m pytest agent_ready/tests -q \
+            --cov=agent_ready --cov-branch \
+            --cov-report=term-missing \
+            --cov-fail-under=100
+
       - name: coverage_gaps — 100% branch coverage on the lister
         run: |
           PYTHONPATH=. python -m pytest coverage_gaps/tests -q \
diff --git a/CLAUDE.md b/CLAUDE.md
index 502c186..55aa400 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -10,8 +10,8 @@ overwrite it with `repo_contract/templates/check_repo_contract.shim.sh`.
 ## Commands
 
 - run: n/a: collection of gates and libraries, no single entry point
-- test: `PYTHONPATH=. python -m pytest -q coverage_gaps/tests dep_freshness/tests file_length/tests home_paths/tests md_naming/tests repo_contract/tests scripts/tests`
+- test: `PYTHONPATH=. python -m pytest -q agent_ready/tests coverage_gaps/tests dep_freshness/tests file_length/tests home_paths/tests md_naming/tests repo_contract/tests scripts/tests`
 - test-changed: `scripts/test_changed.sh`
-- lint: `ruff check coverage_gaps repo_contract`
-- coverage: `PYTHONPATH=. python -m pytest -q repo_contract/tests --cov=repo_contract --cov-branch --cov-report=xml --cov-fail-under=100`
+- lint: `ruff check agent_ready coverage_gaps repo_contract`
+- coverage: `PYTHONPATH=. python -m pytest -q agent_ready/tests repo_contract/tests --cov=agent_ready --cov=repo_contract --cov-branch --cov-report=xml --cov-fail-under=100`
 - coverage-gaps: `coverage-gaps coverage.xml`
diff --git a/scripts/test_changed.sh b/scripts/test_changed.sh
index 1b6346f..b61f6aa 100755
--- a/scripts/test_changed.sh
+++ b/scripts/test_changed.sh
@@ -16,7 +16,7 @@ while IFS= read -r f; do
     [[ -n "$f" && -e "$f" ]] && CHANGED+=("$f")
 done < <({ git diff --name-only HEAD 2>/dev/null || true; git ls-files --others --exclude-standard; } | sort -u)
 
-readonly GATES=(coverage_gaps dep_freshness file_length home_paths md_naming repo_contract)
+readonly GATES=(agent_ready coverage_gaps dep_freshness file_length home_paths md_naming repo_contract)
 dirs=()
 unmapped=0
 for f in "${CHANGED[@]}"; do