diff --git a/internal/provider/gemini-web/client.go b/internal/provider/gemini-web/client.go
index 4f453268..0b29dbae 100644
--- a/internal/provider/gemini-web/client.go
+++ b/internal/provider/gemini-web/client.go
@@ -225,7 +225,7 @@ func MaskToken28(s string) string {
 }
 
 var NanoBananaModel = map[string]struct{}{
-	"gemini-2.5-flash-image-preview": {},
+	"gemini-2.5-flash-image-web": {},
 }
 
 // NewGeminiClient creates a client. Pass empty strings to auto-detect via browser cookies (not implemented in Go port).
diff --git a/internal/provider/gemini-web/conversation/alias.go b/internal/provider/gemini-web/conversation/alias.go
index b0481883..8cb31c86 100644
--- a/internal/provider/gemini-web/conversation/alias.go
+++ b/internal/provider/gemini-web/conversation/alias.go
@@ -21,7 +21,7 @@ func EnsureGeminiWebAliasMap() {
 				continue
 			}
 			if m.ID == "gemini-2.5-flash" {
-				aliasMap["gemini-2.5-flash-image-preview"] = "gemini-2.5-flash"
+				aliasMap["gemini-2.5-flash-image-web"] = "gemini-2.5-flash"
 			}
 			alias := AliasFromModelID(m.ID)
 			aliasMap[strings.ToLower(alias)] = strings.ToLower(m.ID)
@@ -65,8 +65,8 @@ func GetGeminiWebAliasedModels() []*registry.ModelInfo {
 			continue
 		} else if m.ID == "gemini-2.5-flash" {
 			cpy := *m
-			cpy.ID = "gemini-2.5-flash-image-preview"
-			cpy.Name = "gemini-2.5-flash-image-preview"
+			cpy.ID = "gemini-2.5-flash-image-web"
+			cpy.Name = "gemini-2.5-flash-image-web"
 			cpy.DisplayName = "Nano Banana"
 			cpy.Description = "Gemini 2.5 Flash Preview Image"
 			aliased = append(aliased, &cpy)
diff --git a/internal/provider/gemini-web/state.go b/internal/provider/gemini-web/state.go
index dca69992..bc15790c 100644
--- a/internal/provider/gemini-web/state.go
+++ b/internal/provider/gemini-web/state.go
@@ -460,10 +460,10 @@ func (s *GeminiWebState) Send(ctx context.Context, modelName string, reqPayload
 		return nil, s.wrapSendError(err), nil
 	}
 
-	// Hook: For gemini-2.5-flash-image-preview, if the API returns only images without any text,
+	// Hook: For gemini-2.5-flash-image-web, if the API returns only images without any text,
 	// inject a small textual summary so that conversation persistence has non-empty assistant text.
 	// This helps conversation recovery (conv store) to match sessions reliably.
-	if strings.EqualFold(modelName, "gemini-2.5-flash-image-preview") {
+	if strings.EqualFold(modelName, "gemini-2.5-flash-image-web") {
 		if len(output.Candidates) > 0 {
 			c := output.Candidates[output.Chosen]
 			hasNoText := strings.TrimSpace(c.Text) == ""