Welcome back to the Produck Podcast! In this episode, host Lee Jean sits down with Abhishek Gupta, the founder and CEO of OneInbox AI. Abhishek shares his fascinating journey from working as a telecaller in an Indian call center at age 17 to building three profitable, bootstrapped companies.We explore the evolution of customer service from traditional BPOs to AI-native platforms, Abhishek’s strategy for cracking the high-bar Japanese market, and why deep domain expertise is an entrepreneur's ultimate superpower. Abhishek also provides a masterclass on product validation, explaining how he secured 700 signups before writing a single line of code.In this episode, you’ll learn:The Power of Context: Why even a smaller AI model can outperform massive ones when given the right industry context.Cracking the Japan Market: The importance of physical presence and cultural empathy in satisfying the world's most demanding corporate clients.The "Top 3 Problems" Rule: Why B2B founders must ignore the noise and solve only the customer's most urgent pain points .AI for Social Impact: How Voice AI is being deployed as a check-in tool and companion for aging populations.Founder Wisdom: Real talk on bootstrapping, side-hustles, and avoiding the "glamour" traps of the startup ecosystem.Connect with our guest and learn more:Website: oneinbox.aiAbhishek’s LinkedIn: https://www.linkedin.com/in/abhishekguptaofficial/#ProduckPodcast #VoiceAI #OneInbox #AbhishekGupta #Startups #JapanTech #Entrepreneurship #ProductValidation #Bootstrapping #GenerativeAI