










earlystartupdays Gokul Rajaram breaks down what makes a company hard to compete with: its moat. A moat is the...
AI is cheap, models are rentable, and “we’ll just add GPT” is not a strategy. If you’re building an AI startup, your only real defense is a moat: something compounding that gets harder to copy every month. The Instagram carousel from Early Startup Days, based on Gokul Rajaram’s framework, lays out eight of these defenses like spokes on a wheel. Use them as a checklist, not inspiration porn.
The diagram in the post shows eight lines radiating from one node: the product. The message is simple—your app UI is the least defensible part of your company. What actually protects you is everything wrapped around it: accumulated data, habits, partnerships, approvals, and hardware. Competitors can clone features in a weekend; they can’t clone your history, relationships, or embeddedness in a customer’s day. Design your roadmap so every new feature quietly deepens at least one moat.
Spotify turns years of listening behavior into a data moat that powers Discover playlists competitors can’t easily match.
Figma builds a workflow and network‑effect moat by living in designers’ daily browser tabs and making collaboration the default.
Stripe compounds regulatory and distribution moats through global payment licenses and deep integrations in thousands of SaaS tools.