MarcGPT is a Generation Pre-training Transformer (GPT) developed to offer insightful, pragmatic advice for entrepreneurs. It encompasses the accumulated experiences and mentorship musings of Marc Randolph, the co-founder and first CEO of Netflix. The tool's main function is to provide users with reliable guidance and practical solutions for carrying out entrepreneurial ventures. It addresses various topics integral to startup success, including aspects such as validating a startup idea, pitching to investors, maintaining work-life balance during a startup endeavor, surmounting initial business obstacles, and sharing personal anecdotes reflecting the user's current situation to lend perspective and provide aid. Furthermore, MarcGPT also includes a backstory on how Netflix, one of the world's leading streaming platforms, initiated its operations. Therefore, MarcGPT serves as an exceptional mentorship platform for entrepreneurial learning and growth, capitalizing on Marc Randolph's extensive background and knowledge in the startup ecosystem.