Member-only story
I Rebuilt ChatGPT Features Using Python — Here’s What Worked
My journey recreating ChatGPT tools using Python, embeddings, and smart design.
I didn’t start this journey to “clone” ChatGPT.
I started because I was frustrated.
If you want to read it, here is the link:
👉 https://vigneshselvaraj.gumroad.com/l/next-gen-python-2025
It’s not just an ebook.
It’s my story — transformed into a roadmap.
➤ Next-Gen Python 2025 — Everything I wish I knew when I started
➤ Django Mastery — Build real-world apps that employers trust
A few months ago, I was building an internal tool for a client — a simple text assistant that summarized documents. But soon the scope expanded. They wanted search. Then chat memory. Then embeddings. Then a custom knowledge base.
By the fourth call, one of them jokingly said:
“Vignesh, why don’t you just rebuild ChatGPT for us?”
I laughed.
But later that night, around 2:30 AM, I opened my laptop and asked myself the dangerous question every developer eventually asks:
