diff --git a/backend/internal/service/billing_service_test.go b/backend/internal/service/billing_service_test.go
index 72d3627118..1e801d8e95 100644
--- a/backend/internal/service/billing_service_test.go
+++ b/backend/internal/service/billing_service_test.go
@@ -215,7 +215,7 @@ func TestGetModelPricing_OpenAICompactAliasesFallback(t *testing.T) {
 		cacheRead   float64
 		longContext int
 	}{
-		{model: "gpt5.5", inputPrice: 2.5e-6, outputPrice: 15e-6, cacheRead: 0.25e-6, longContext: 272000},
+		{model: "gpt5.5", inputPrice: 5e-6, outputPrice: 30e-6, cacheRead: 0.5e-6, longContext: 272000},
 		{model: "openai/gpt5.4", inputPrice: 2.5e-6, outputPrice: 15e-6, cacheRead: 0.25e-6, longContext: 272000},
 		{model: "gpt5.4-mini", inputPrice: 7.5e-7, outputPrice: 4.5e-6, cacheRead: 7.5e-8, longContext: 0},
 		{model: "gpt5.3codexspark", inputPrice: 1.5e-6, outputPrice: 12e-6, cacheRead: 0.15e-6, longContext: 0},
diff --git a/backend/internal/service/openai_gateway_record_usage_test.go b/backend/internal/service/openai_gateway_record_usage_test.go
index 674e733f9c..9cca810400 100644
--- a/backend/internal/service/openai_gateway_record_usage_test.go
+++ b/backend/internal/service/openai_gateway_record_usage_test.go
@@ -1148,7 +1148,7 @@ func TestOpenAIGatewayServiceRecordUsage_GPT56SeparatesCacheWriteForBillingAndSt
 	require.InDelta(t, usageRepo.lastLog.TotalCost*1.1, usageRepo.lastLog.ActualCost, 1e-12)
 }
 
-func TestOpenAIGatewayServiceRecordUsage_Gpt54LongContextBillingDisabledByDefault(t *testing.T) {
+func TestOpenAIGatewayServiceRecordUsage_Gpt54LongContextBillingDisabledWhenGroupAndAccountOff(t *testing.T) {
 	usageRepo := &openAIRecordUsageLogRepoStub{inserted: true}
 	userRepo := &openAIRecordUsageUserRepoStub{}
 	subRepo := &openAIRecordUsageSubRepoStub{}