ThemeGPT

The privacy-first ChatGPT theme manager. Customize appearances and track tokens locally — now with an on-page canvas counter.

Transform your ChatGPT experience with ThemeGPT — the privacy-first extension for custom ChatGPT themes and local token tracking. 15 handcrafted themes, stunning animated visual effects, and a live canvas token counter. Everything runs 100% locally in your browser — your conversations stay private, and free features require absolutely no account. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ NEW IN v2.4.1 🌍 Spanish Language Support — ThemeGPT officially speaks Spanish (Español)! Enjoy a fully translated interface across the extension popup and canvas overlay. Canvas Token Counter — Live input/output/total token stats displayed directly on the ChatGPT page. Choose Side Top (sidebar area) or Compose Right (next to the composer), or turn it off entirely — controlled from the popup under "Canvas". Theme Preview Thumbnails — Browse all 15 themes with real screenshot previews in the popup. See exactly how each ChatGPT custom theme looks before you apply it. Smoother Premium Activation — Improved subscription state handling, checkout recovery, and one-click magic-link sign-in from the extension welcome screen. Enhanced Compatibility — Seamless, break-proof integration with ChatGPT's latest interface updates. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 15 HANDCRAFTED THEMES 🆓 FREE COLLECTION (7 themes) No account needed — install and use immediately. 🌙 ThemeGPT Dark — Our signature dark chocolate & cream design ☀️ ThemeGPT Light — Clean cream & chocolate light mode ☀️ Solarized Dark — Easy on the eyes, classic teal accents 🧛 Dracula — The beloved purple classic with glow 🍯 Monokai Pro — Warm golden accents, developer favorite ♿ High Contrast — WCAG-compliant accessibility theme 💙 One Dark — Clean blue highlights, popular IDE port ⭐ PREMIUM COLLECTION (8 animated themes) Unlock at themegpt.ai — 30-day free trial, no card required. 🌌 Aurora Borealis — Mesmerizing northern lights animation 💜 Electric Dreams — Cosmic neon aurora waves 🌅 Sunset Blaze — Warm gradient aurora animation 🌆 Synth Wave — Retro neon grid effect 🌲 Woodland Retreat — Forest scene with gentle snowfall ❄️ Frosted Windowpane — Frosted glass with falling snow ✨ Silent Night — Dense twinkling starfield with shooting stars 💟 Shades of Purple — Rich, deep purple tones ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ KEY FEATURES 🔒 PRIVACY FIRST Your chat data never leaves your browser. No tracking. No server-side analytics. We don't see your conversations, period. 📊 LOCAL TOKEN COUNTER Real-time input, output, and total token tracking — calculated 100% on your device using the same tokenizer ChatGPT uses. Display counts in the popup or as a persistent canvas overlay directly on the ChatGPT page. ⚡ ZERO CONFIGURATION Install and go. Themes apply instantly when you visit ChatGPT. Switch ChatGPT themes with a single click. 🎨 ANIMATED EFFECTS Premium themes include live visual effects: aurora gradients, animated snowfall, twinkling starfields, and retro neon grids — all running locally in your browser. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ PREMIUM ACCESS & ACCOUNTS Enjoy the Free Collection immediately with zero friction. Want animated effects and the full ChatGPT customization experience? Premium themes are available through affordable subscription plans at themegpt.ai. Start a 30-day free trial — no credit card required. Manage your subscription and connect your extension directly from your account dashboard. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ WEBSITE Visit themegpt.ai for subscription plans, account management, and to unlock premium ChatGPT theme access. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⚠️ Disclaimer: ThemeGPT is an independent project and is not affiliated with, endorsed by, or sponsored by OpenAI or ChatGPT.