diff --git a/pkg/ai/googlevertexai.go b/pkg/ai/googlevertexai.go
index 1586f98..2a34529 100644
--- a/pkg/ai/googlevertexai.go
+++ b/pkg/ai/googlevertexai.go
@@ -61,10 +61,22 @@ var VERTEXAI_SUPPORTED_REGION = []string{
 }
 
 const (
-	ModelGeminiProV1 = "gemini-1.0-pro-001"
+	ModelGeminiProV1       = "gemini-1.0-pro-001"    // Retired Model
+	ModelGeminiProV2_5     = "gemini-2.5-pro"        // Latest Stable Model
+	ModelGeminiFlashV2_5   = "gemini-2.5-flash"      // Latest Stable Model
+	ModelGeminiFlashV2     = "gemini-2.0-flash"      // Latest Stable Model
+	ModelGeminiFlashLiteV2 = "gemini-2.0-flash-lite" // Latest Stable Model
+	ModelGeminiProV1_5     = "gemini-1.5-pro-002*"   // Legacy Stable Model
+	ModelGeminiFlashV1_5   = "gemini-1.5-flash-002*" // Legacy Stable Model
 )
 
 var VERTEXAI_MODELS = []string{
+	ModelGeminiProV2_5,
+	ModelGeminiFlashV2_5,
+	ModelGeminiFlashV2,
+	ModelGeminiFlashLiteV2,
+	ModelGeminiProV1_5,
+	ModelGeminiFlashV1_5,
 	ModelGeminiProV1,
 }