3天开发免费Chrome扩展，打造五位数MRR商业生态

Origin: Discover the experience gap of ChatGPT

When ChatGPT launched, Saeed Ezzati saw that, while the product felt magical, the workspace around it was almost nonexistent. So, he spent a weekend building a Chrome extension for himself. Today, Superpower ChatGPT has over 420k downloads and 150k weekly active users. And the Superpower Daily newsletter has 350k subscribers. In total, the business has a 5-figure MRR.

I am a software engineer and solo founder based in San Francisco. Before Superpower, I worked as a full-stack engineer for about ten years at various companies, from large corporations to startups, while always keeping a side project alive on nights and weekends. I built the initial product in two or three days and launched it on the Chrome Web Store within the first week of ChatGPT's launch. It started as a simple browser extension, but it grew into a productivity layer on top of ChatGPT, with features like local history search and sync, folders, conversation export, message pinning, prompt management, and much more.

Growth Strategy: Prioritize trust over revenue

I wanted to keep the product free because I believed the biggest opportunity was distribution and trust. Free was not charity. It was distribution. In a new category, asking people to trust a paid product too early can slow everything down. Once the product became part of people's daily ChatGPT workflow, Pro became a natural upgrade instead of a hard sell. That question led to Superpower Daily. Because the extension's users were already interested in AI, I started sharing AI news and useful tools inside the product, which eventually became its own newsletter with sponsorship revenue.

Tech Stack: Native code for maximum lightweight

The core extension is intentionally simple: vanilla JavaScript, HTML, and CSS. I do not use a frontend framework inside the extension. For browser extensions, I prefer direct control over performance, bundle size, and how the extension interacts with the page. The hardest part was not building the first version. The hardest part was surviving the platform underneath it, as ChatGPT kept changing its UI, DOM structure and flows.

Monetization: Dual revenue streams with high margin

Superpower ChatGPT is freemium. The free plan includes most of the core value, with limits on some advanced features. The Pro plan removes limits and gives power users access to the full product. The second revenue stream is sponsorships through Superpower Daily. The newsletter started to provide value to extension users without putting random ads into their workflow. Costs were almost nothing initially, and the margins are still high because I am still solo.

Core Insight: Product and distribution should not be separate

One of my biggest lessons is that product and distribution should not be treated as separate jobs. For Superpower, the product created distribution because users shared it. The extension created the newsletter audience. The newsletter brought people back to the product. User feedback shaped the roadmap. Speed was the most helpful advantage. When ChatGPT launched, the market moved faster than most companies could react. As a solo developer, I could build and ship without meetings, approvals, or a roadmap process.

Advice: Start from your own pain and ship fast

My advice: Start with a problem you understand personally. You build a much more useful product when you are also a user. Ship earlier than feels comfortable. The first version doesn't need to express your whole vision. It only needs to solve one problem clearly enough for someone to care. Give people something genuinely useful for free, especially if you enter a new market and need trust. But don't confuse free with having no business model. Build distribution while you build the product. Finally, listen to users, but don't blindly follow every request. Look for repeated patterns.