diff --git a/scripts/ci/strix_required_workflow_smoke.sh b/scripts/ci/strix_required_workflow_smoke.sh
index 76aec7910..f9a058ca3 100755
--- a/scripts/ci/strix_required_workflow_smoke.sh
+++ b/scripts/ci/strix_required_workflow_smoke.sh
@@ -46,16 +46,19 @@ assert_file_not_contains() {
 	fi
 }
 
-assert_file_contains_either() {
+assert_file_contains_any() {
 	local file_path="$1"
-	local first_needle="$2"
-	local second_needle="$3"
-	local message="$4"
+	shift
+	local message="${!#}"
+	local needle_count=$(($# - 1))
 
-	if ! grep -Fq -- "$first_needle" "$file_path" &&
-		! grep -Fq -- "$second_needle" "$file_path"; then
-		record_failure "$message (missing either '$first_needle' or '$second_needle')"
-	fi
+	for needle in "${@:1:needle_count}"; do
+		if grep -Fq -- "$needle" "$file_path"; then
+			return
+		fi
+	done
+
+	record_failure "$message (missing all accepted fallback contracts)"
 }
 
 assert_status_permissions_scoped() {
@@ -168,10 +171,12 @@ assert_file_contains "$gate_script" "NPM_CONFIG_IGNORE_SCRIPTS" "Strix gate disa
 assert_file_contains "$full_gate_test" "assert_strix_workflow_pr_trigger_hardened" "Full Strix harness remains available outside the required path"
 
 assert_file_contains "$workflow_file" "nvidia_nim/nvidia/nemotron-3-super-120b-a12b" "Strix defaults public scans to the current hosted NVIDIA NIM model"
-assert_file_contains_either \
+assert_file_contains_any \
 	"$workflow_file" \
 	"nvidia_nim/nvidia/llama-3.3-nemotron-super-49b-v1.5 openai_direct/gpt-5.4" \
 	"nvidia_nim/nvidia/llama-3.3-nemotron-super-49b-v1.5 openai-direct/gpt-5.4" \
+	"nvidia_nim/nvidia/llama-3.3-nemotron-super-49b-v1.5 openai_direct/gpt-5.6-luna" \
+	"nvidia_nim/nvidia/llama-3.3-nemotron-super-49b-v1.5 openai-direct/gpt-5.6-luna" \
 	"Strix tries another NVIDIA hosted model before falling back to direct OpenAI"
 assert_file_not_contains "$workflow_file" "github_models/openai/o3" "Strix fallback list must not depend on GitHub Models, which is in platform-wide retirement"
 assert_file_contains "$workflow_file" "Nvidia_nimException" "Strix workflow recognizes provider-scoped NVIDIA NIM failures"