User stickiness for AI models is increasingly driven by the 'harness'—the custom prompts, workflows, and integrations built around a specific model. This ecosystem creates high switching costs, even when a competing model offers incrementally better performance.

In previous tech waves, proprietary technology was a key differentiator. Now, with powerful AI models widely available, the advantage shifts to deeply understanding customer problems. The question "Should we even build this?" is more critical to creating a moat than the technology itself.

A key competitive advantage for AI companies lies in capturing proprietary outcomes data by owning a customer's end-to-end workflow. This data, such as which legal cases are won or lost, is not publicly available. It creates a powerful feedback loop where the AI gets smarter at predicting valuable outcomes, a moat that general models cannot replicate.

Since LLMs are commodities, sustainable competitive advantage in AI comes from leveraging proprietary data and unique business processes that competitors cannot replicate. Companies must focus on building AI that understands their specific "secret sauce."

Contrary to popular narrative, established companies hold a significant advantage over AI-native startups. Their vast proprietary data and deep, opinionated understanding of customer problems form a powerful moat. The key is successfully leveraging these assets to build unique, data-driven AI solutions, which can create a bigger advantage than a pure tech-first approach.

Sam Altman argues that beyond model quality, ChatGPT's stickiest advantage is personalization. He believes as the AI learns a user's context and preferences, it creates a valuable relationship that is difficult for competitors to displace. He likens this deep-seated loyalty to picking a toothpaste brand for life.

As AI commoditizes technology, traditional moats are eroding. The only sustainable advantage is "relationship capital"—being defined by *who* you serve, not *what* you do. This is built through depth (feeling seen), density (community belonging), and durability (permission to offer more products).

Even as AI makes building software easier, pricing power is retained by companies with strong brands and distribution channels. Established players like Salesforce haven't lowered prices despite immense competition, proving that market presence and trust are more durable moats than easily replicated technology.

As AI models become commoditized, a slight performance edge isn't a sustainable advantage. The companies that win will be those that build the best systems for implementation, trust, and workflow integration around those models. This robust, trust-based ecosystem becomes the primary competitive moat, not the underlying technology.