The traditional SaaS concept of achieving a static Product-Market Fit is outdated. With foundational models from OpenAI and Anthropic rapidly evolving, startups are always one release away from obsolescence. Founders must now find their relevancy every single day.

The key entrepreneurial skill is shifting from solely understanding a market to orchestrating a fleet of AI agents. The modern founder acts more like a film director, getting the best performance out of their AI "actors" to achieve a goal, rather than performing all the tasks themselves. This redefines the founder's core competency.

Product-market fit is no longer a stable milestone but a moving target that must be re-validated quarterly. Rapid advances in underlying AI models and swift changes in user expectations mean companies are on a constant treadmill to reinvent their value proposition or risk becoming obsolete.

Unlike traditional SaaS, the AI market moves so rapidly that the concept of "finding product-market fit and then scaling" no longer applies. PMF is a fleeting state. Founders must build organizations that can adapt and evolve at a historically fast rate, assuming the future will look very different.

A truly "AI-native" product isn't one with AI features tacked on. Its core user experience originates from an AI interaction, like a natural language prompt that generates a structured output. The product is fundamentally built around the capabilities of the underlying models, making AI the primary value driver.

The success of new AI startups is driven by a desire among managers to replace human-led processes with autonomous agents. Customers don't want AI to make their teams slightly better; they want an agent that eliminates the need for the team entirely. This is a demand most incumbent software companies misunderstand and fail to serve.

The bar for new AI products is exceptionally high. Customers expect transformative results, like replacing multiple hires or generating six-figure revenue on day one. Products offering only incremental productivity gains will be ignored by a market flooded with high-ROI options.

The market is evolving so rapidly, largely due to AI's influence on buyer behavior and competitive landscapes, that companies can't rely on a static product-market fit. It's now a continuous process of re-evaluation and adaptation every few months.

Sequoia posits the next go-to-market motion is "Agent Led Growth," where AI agents, not users, select software tools based on performance. This shifts distribution from user-centric funnels to ensuring your product is the objective best choice for an agent to recommend and integrate.