diff --git a/chat/index.html b/chat/index.html
index 264bd63..55f005d 100644
--- a/chat/index.html
+++ b/chat/index.html
@@ -92,7 +92,7 @@
                 color: var(--text-user);
             }
 
-            .user-message > div {
+            .user-message .text {
                 color: var(--text-user);
                 margin-left: auto;
                 white-space: pre-wrap;
@@ -282,7 +282,7 @@
                                     <template x-for="img in (msg.images || [])" :key="img.dataUrl">
                                         <img :src="img.dataUrl" style="max-width: 100%; border-radius: 0.3rem; display: block; margin-bottom: 0.3rem;" />
                                     </template>
-                                    <div x-text="msg.content"></div>
+                                    <div class="text" x-text="msg.content"></div>
                                 </div>
                             </template>
                             <template x-if="msg.role === 'assistant'">
@@ -367,7 +367,7 @@
                 messages: [{ role: "system", content: systemPrompt }],
                 pendingImages: [],
                 promptText: window.env.PROMPT ? `${window.env.PROMPT}\n\n` : "",
-                activeModelName: "gemini-3-flash-preview",
+                activeModelName: "gemini-3.5-flash-lite",
                 historyItems: [],
                 isBusy: false,
                 abortController: null,
@@ -375,9 +375,8 @@
                 sessionId: null,
 
                 models: [
-                    { name: "gpt-4.1", chat: chatWithOpenAI, key: "OPENAI_API_KEY" },
-                    { name: "gpt-4.1-mini", chat: chatWithOpenAI, key: "OPENAI_API_KEY" },
-                    { name: "gemini-3-flash-preview", chat: chatWithGemini, key: "GEMINI_API_KEY" },
+                    { name: "gpt-5.4-mini", chat: chatWithOpenAI, key: "OPENAI_API_KEY" },
+                    { name: "gemini-3.5-flash-lite", chat: chatWithGemini, key: "GEMINI_API_KEY" },
                     { name: "claude-haiku-4-5-20251001", chat: chatWithClaude, key: "ANTHROPIC_API_KEY" },
                 ],