diff --git a/internal/runtime/executor/antigravity_executor.go b/internal/runtime/executor/antigravity_executor.go
index fd79c394..a667a4d9 100644
--- a/internal/runtime/executor/antigravity_executor.go
+++ b/internal/runtime/executor/antigravity_executor.go
@@ -734,6 +734,8 @@ func modelName2Alias(modelName string) string {
 		return "gemini-claude-sonnet-4-5"
 	case "claude-sonnet-4-5-thinking":
 		return "gemini-claude-sonnet-4-5-thinking"
+	case "claude-opus-4-5-thinking":
+		return "gemini-claude-opus-4-5-thinking"
 	case "chat_20706", "chat_23310", "gemini-2.5-flash-thinking", "gemini-3-pro-low", "gemini-2.5-pro":
 		return ""
 	default:
@@ -753,6 +755,8 @@ func alias2ModelName(modelName string) string {
 		return "claude-sonnet-4-5"
 	case "gemini-claude-sonnet-4-5-thinking":
 		return "claude-sonnet-4-5-thinking"
+	case "gemini-claude-opus-4-5-thinking":
+		return "claude-opus-4-5-thinking"
 	default:
 		return modelName
 	}