feat: use openai for tts instead of deepgram

landing-page/app/components/features.tsx

@@ -7,7 +7,7 @@ export default function Features() {
       icon: <Mic className="w-8 h-8 text-blue-400" />,
       title: "Live Transcription",
       description:
-        "Records mic and system audio using Deepgram for real-time transcripts. No meeting bots required—transcribe directly from your computer's audio.",
+        "Records mic & system audio and uses OpenAI for real-time transcripts. No meeting bots required—transcribe directly from your computer's audio.",
       image: "/placeholder.svg?height=200&width=300",
     },
     {

landing-page/app/components/how-it-works.tsx

@@ -8,7 +8,7 @@ export default function HowItWorks() {
       icon: <Download className="w-6 h-6" />,
       title: "Download & Setup",
       description:
-        "Download and install on macOS. Enter your Deepgram and OpenAI API keys (stored securely on-device).",
+        "Download and install on macOS. Enter your OpenAI API key (stored securely on-device).",
     },
     {
       number: "02",

landing-page/app/components/pricing.tsx

@@ -69,7 +69,7 @@ export default function Pricing() {
                       <div>
                         <h4 className="font-semibold text-white mb-1">Bring Your Own API Keys</h4>
                         <p className="text-gray-300 text-sm">
-                          Use your Deepgram and OpenAI API keys. Pay only for what you use, directly to the providers.
+                          Use your OpenAI API key. Pay only for what you use, directly to the providers.
                         </p>
                       </div>
                     </div>
@@ -89,8 +89,7 @@ export default function Pricing() {
                       <div>
                         <h4 className="font-semibold text-white mb-1">Typical Costs</h4>
                         <p className="text-gray-300 text-sm">
-                          ~$0.28/hour using Deepgram Nova-3 and GPT-4o-mini. Pay only for what you use, no markup or
-                          subscriptions.
+                          ~$0.20/hour using gpt-4o-mini-transcribe for transcription and gpt-4.1-mini for summarization.
                         </p>
                       </div>
                     </div>
@@ -104,7 +103,7 @@ export default function Pricing() {
                   <div className="text-center">
                     <div className="font-semibold text-white">Meetingnotes</div>
                     <div className="text-green-400">$0 + API costs</div>
-                    <div className="text-gray-400">~$0.28/hour</div>
+                    <div className="text-gray-400">~$0.20/hour</div>
                   </div>
                   <div className="text-center">
                     <div className="font-semibold text-white">Granola</div>

landing-page/app/components/privacy.tsx

@@ -60,7 +60,7 @@ export default function Privacy() {
             </div>
             <h3 className="text-xl font-bold mb-3">Secure API Keys</h3>
             <p className="text-gray-300">
-              Your Deepgram and OpenAI API keys are stored securely on your device, never shared.
+              Your OpenAI API key is stored securely on your device, never shared.
             </p>
           </div>
         </div>