diff --git a/common/api_type.go b/common/api_type.go
index a01129e0..44841e11 100644
--- a/common/api_type.go
+++ b/common/api_type.go
@@ -92,6 +92,7 @@ func IsResponsesCompactAPIType(apiType int) bool {
 	switch apiType {
 	case constant.APITypeOpenAI,
 		constant.APITypeCodex,
+		constant.APITypeAdvancedCustom,
 		constant.APITypeSub2API,
 		constant.APITypeNewAPI:
 		return true
diff --git a/controller/channel_test_internal_test.go b/controller/channel_test_internal_test.go
index 6e1a4eee..89d0ed59 100644
--- a/controller/channel_test_internal_test.go
+++ b/controller/channel_test_internal_test.go
@@ -103,6 +103,7 @@ func TestResponsesCompactAPITypeSupport(t *testing.T) {
 	}{
 		{name: "OpenAI", apiType: constant.APITypeOpenAI, want: true},
 		{name: "Codex", apiType: constant.APITypeCodex, want: true},
+		{name: "Advanced Custom", apiType: constant.APITypeAdvancedCustom, want: true},
 		{name: "Sub2API", apiType: constant.APITypeSub2API, want: true},
 		{name: "New API", apiType: constant.APITypeNewAPI, want: true},
 		{name: "Anthropic", apiType: constant.APITypeAnthropic, want: false},