AltSubs provides a service to upgrade ChatGPT Plus and ChatGPT Pro directly on your personal ChatGPT account. Upgrading is secure and fast, unlocking OpenAI´s flagship GPT-5.6 and GPT-6 models, Deep Research, ChatGPT Agent, Codex and Sora video generation.
All plan benefits will be fully activated based on the tier you have chosen.
🛒 How to activate:
Pay ➡️ Get 16 digit UNIQUE CODE ➡️ Send CODE + LOGIN info via "Chat with Seller".
⚠️ Mandatory: We verify payment and start the order ONLY after receiving this code.
⏱️ Delivery time:
- 15 to 60 mins (Working hours).
- Max 24 hours (Guaranteed).
💰 Why choose AltSubs upgrade service
- Much cheaper than paying directly on the official website
- Clean upgrade, safe and risk free, no region switching
- Works smoothly in all countries (including restricted regions)
- No further access to your account after completion
- Keep your chat history, memory and custom GPTs exactly as they are
🛡️ AltSubs warranty policy
- Full warranty throughout the subscription period
- Quick support if the plan is lost or any issue occurs
- Free replacement or repeat upgrade if needed
- Full refund if the upgrade cannot be completed
- Fast assistance with verification guidance
✨ ChatGPT Plus includes
- 🧠 GPT-5.6 Sol, the flagship reasoning model, plus GPT-6 access
- 🔬 Deep Research, ChatGPT Agent, Codex Agent, custom GPTs and Sora video
- 🚫 No ads, priority access during peak hours and advanced voice mode
- 💡 Best for daily power users, students and professionals
✨ ChatGPT Pro 5x includes
- ⭐ Everything in Plus, plus:
- 📈 Five times the Plus usage across every tool
- 🥇 GPT-5.6 Sol Pro and GPT-6 Pro extended reasoning