SEO: Update description

README.md

@@ -61,10 +61,12 @@ It's optimized for ChatGPT custom GPTs, but the builder framework adapts to othe
 
 **Stop building GPTs without a system—grab your ChatGPT Custom GPT Builder Framework today and ship smarter AI tools in half the time.**
 
-## Pricing
+## Get the Full Version
 
 - **Demo**: Free on Hugging Face Spaces
-- **Full Source Code**: $24.99
+- **[Buy on Gumroad](https://lunarautomata.gumroad.com/l/hptyo)** — Instant download
+- **[Buy on Whop](https://whop.com/chatgpt-custom-gpt-builder-framework)** — Dashboard access
+- **[Buy Now](https://buy.stripe.com/4gM4gzbHh2k41de33mcZa44)** — Secure checkout
 
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