diff --git a/app/api/settings/route.ts b/app/api/settings/route.ts
index 62fd5c2..2245535 100644
--- a/app/api/settings/route.ts
+++ b/app/api/settings/route.ts
@@ -7,7 +7,7 @@ const SETTINGS_PATH = '/data/settings.json'
 const DEFAULTS = {
   voiceProvider: 'anthropic',
   anthropicModel: 'claude-haiku-4-5-20251001',
-  groqModel: 'llama-3.3-70b-versatile',
+  groqModel: 'meta-llama/llama-4-scout-17b-16e-instruct',
 }
 
 async function readSettings() {
diff --git a/app/api/voice/chat/route.ts b/app/api/voice/chat/route.ts
index 29ed4d6..66ab87e 100644
--- a/app/api/voice/chat/route.ts
+++ b/app/api/voice/chat/route.ts
@@ -23,7 +23,7 @@ const GROQ_API_KEY = process.env.GROQ_API_KEY || ''
 const GROQ_PROXY = process.env.GROQ_PROXY || ''
 
 const SETTINGS_PATH = '/data/settings.json'
-const SETTINGS_DEFAULTS = { voiceProvider: 'anthropic', anthropicModel: 'claude-haiku-4-5-20251001', groqModel: 'llama-3.3-70b-versatile' }
+const SETTINGS_DEFAULTS = { voiceProvider: 'anthropic', anthropicModel: 'claude-haiku-4-5-20251001', groqModel: 'meta-llama/llama-4-scout-17b-16e-instruct' }
 
 async function getVoiceSettings() {
   try {
@@ -149,9 +149,16 @@ export async function POST(req: Request) {
   // ======== GROQ ========
   if (provider === 'groq') {
     const groqModel = settings.groqModel || 'llama-3.3-70b-versatile'
+    // Нормализовать tool_calls в истории — Groq требует type:'function'
+    const normalizedHistory = history.map(m => {
+      if (m.role === 'assistant' && m.tool_calls?.length) {
+        return { ...m, tool_calls: m.tool_calls.map((tc: any) => ({ type: 'function', ...tc })) }
+      }
+      return m
+    })
     const groqMessages: any[] = [
       { role: 'system', content: sysPrompt },
-      ...history,
+      ...normalizedHistory,
       { role: 'user', content: userText },
     ]
     let lastToolSig = ''
diff --git a/app/page.tsx b/app/page.tsx
index 8f04e86..816bfff 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -807,12 +807,12 @@ function SettingsTab({ city, onCityChange, onLogout, theme, onThemeChange }: { c
                 fontSize: 13, fontWeight: 600, cursor: 'pointer', transition: 'all 0.2s ease',
               }}
             >
-              {p === 'anthropic' ? '🧠 Claude Haiku' : '⚡ Groq Llama'}
+              {p === 'anthropic' ? '🧠 Claude Haiku' : '⚡ Groq Llama 4'}
             </button>
           ))}
         </div>
         <div style={{ fontSize: 11, color: 'var(--text-tertiary)', marginTop: 8, lineHeight: 1.5 }}>
-          {voiceProvider === 'anthropic' ? 'Claude Haiku — точнее, лучше с tools. Платный (~$0.001/запрос).' : 'Groq Llama — быстро, бесплатно. Иногда глючит с tools.'}
+          {voiceProvider === 'anthropic' ? 'Claude Haiku — точнее, лучше с tools. Платный (~$0.001/запрос).' : 'Groq Llama 4 Scout — быстро, бесплатно. Хорошо работает с tools.'}
         </div>
       </div>