Generic tech companies can't easily dominate industrial AI. Training models requires proprietary operational data that isn't public, creating "data friction." Furthermore, solving problems in a refinery versus a hospital requires deep, sector-specific domain knowledge, preventing a one-size-fits-all approach.

While foundational AI models threaten broad applications like writing aids, startups can thrive by focusing on vertical-specific needs. Building for niche workflows, compliance, and deep integrations creates a moat that large, generalist AI companies are unlikely to cross.

For entrepreneurs building on top of large language models, the key differentiator is not creating general platforms but achieving deep domain specialization. The call to arms is to know a vertical better than anyone and imbue that unique knowledge into AI agents, creating a defensible moat against more generalized tools.

Large AI labs must serve a vast portfolio of products, preventing them from focusing intensely on any single vertical. This creates a significant opportunity for startups. By concentrating all resources on a specific domain, startups can 'run laps around' even the best-resourced labs, leveraging focus as their primary competitive advantage.

Don't overlook seemingly "boring" industries like cybersecurity or compliance. These sectors often have massive, non-negotiable budgets and fewer competitors than glamorous, consumer-facing markets. Solving complex, high-stakes problems for large companies is a direct path to significant revenue.

Despite the dominance of large AI labs, they face constraints in compute, talent, and focus. Startups can thrive by building highly specialized products for verticals the big players deem too niche. This focused approach allows them to build better interfaces and achieve deeper market penetration where giants won't prioritize competing.

SaaS companies cannot compete with frontier models on raw intelligence. Their key differentiator is embedding decades of domain-specific expertise and proprietary data into their AI tools. This provides tailored, actionable recommendations that generic models are unable to replicate, creating a defensible moat.

YC Partner Harsh Taggar suggests a durable competitive moat for startups exists in niche, B2B verticals like auditing or insurance. The top engineering talent at large labs like OpenAI or Anthropic are unlikely to be passionate about building these specific applications, leaving the market open for focused startups.

Avoid trendy, saturated markets. Instead, focus on stable, 'boring' industries that are slow to innovate and still rely on manual processes. These markets are ripe for disruption, have less competition, and typically offer higher margins for AI solutions.