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As the AI industry pivots from bloated models to practical solutions, "agent labs" are emerging as hotspots for innovation, focusing on real-world applications rather than theoretical advancements.
The AI landscape is undergoing a significant shift, and it's not about building the biggest models. Instead, the real winners are those who ship products that solve tangible problems. This trend is particularly evident in the rise of "agent labs," which are fundamentally different from traditional model labs.
Last week, while testing another AI coding tool, I realized something crucial: these aren't just wrappers around the latest large language models (LLMs). They represent a new breed of companies with distinct philosophies and approaches to value creation. There's a clear divide in the AI world, and understanding it is essential for anyone involved in building, investing, or observing the industry.
Model Labs:
Agent Labs:
As Swyx puts it:
Agent labs ship product first, and then work their way down as they get data, revenue, and a deep understanding of their problem domain.
The difference isn't just technical; it's cultural, financial, and strategic. Agent labs are more realistic about the current capabilities of AI, as noted by Karpathy:
My critique of the industry is more in overshooting the tooling w.r.t. present capability.
I've spent time analyzing what Swyx calls "agent labs" and here's what I've learned from companies like Cognition (Devin), Cursor, and Factory AI:

Own the Full Workflow:
Domain-Specific Focus:
Deliver Outcomes, Not Outputs:
Let's look at a few examples to illustrate the agent lab approach:
Cognition (Devin):
Cursor:
Factory AI:
The shift towards agent labs is significant because it represents a practical approach to AI. By focusing on real-world problems and user feedback, these companies are more likely to create sustainable and valuable products. This pragmatic approach also aligns with the current capabilities of AI, avoiding the pitfalls of overpromising and underdelivering.
The future of AI is not just about building bigger models; it's about solving real problems. Agent labs are leading this charge by shipping products that deliver tangible outcomes. As the industry continues to evolve, the companies that embrace this approach will likely be the ones that thrive.
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About the author
Kai built ML infrastructure at a Bay Area startup before developing an obsession with transformer architectures and inference optimisation that eventually pulled him out of product work entirely. A stint at a compute research lab sharpened his instinct for what actually matters in a model release versus what is marketing. He writes from the inside — from the perspective of someone who has debugged the systems he is describing at three in the morning. He is allergic to hype and instinctively drawn to the unglamorous plumbing questions that everyone else skips over.
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30 October 2025
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