A fast-growing, break-even SaaS is often more valuable than a slow-growing, highly profitable one. Buyers, especially private equity, prioritize growth because it's the clearest path to achieving their 3-5x return target. They can optimize for profit later; restarting growth is significantly harder.

As AI makes the software itself easier to build and replicate, the durable value of a SaaS company is no longer the code. Instead, the moat lies in the customer relationship, the proprietary data, the system of record it represents, and the deep understanding of user workflows.

Everyone obsesses over Net Revenue Retention (NRR), but Gross Revenue Retention (GRR) is the real indicator of product health. GRR tells you if customers like your product enough to stay, period. A low GRR signals a core problem that expansion revenue in NRR might be masking.

The current AI hype cycle can create misleading top-of-funnel metrics. The only companies that will survive are those demonstrating strong, above-benchmark user and revenue retention. It has become the ultimate litmus test for whether a product provides real, lasting value beyond the initial curiosity.

The challenge for SaaS isn't simply adding an AI agent. Growth is attacked by shrinking workforces (seat contraction), CIO budgets shifting to AI, and aggressive price hikes that eliminate upsell opportunities. This combination makes returning to the high-growth, high-NRR days of the past unlikely.

With AI agents in platforms like ChatGPT becoming the primary work surface, the traditional SaaS moat of owning the user interface is eroding. The most defensible position will be owning the core data as the "system of record," making the SaaS platform an essential backend database.

The fear of AI disruption has led some private equity acquirers to create a new filtering mechanism. They will not even present a deal to their investment committee if the target SaaS company lacks at least one of five specific defensibilities, such as proprietary data loops or deep operational embedding.

The key indicator of a healthy SaaS business is Gross Dollar Retention (GDR), which measures retained revenue from a customer cohort before upsells. Companies with 95%+ GDR can grow efficiently, while those below 90% become 'living dead' as they constantly spend to replace churned customers.

Despite rapid growth, AI-native SaaS companies are seen as more vulnerable to disruption by acquirers. Buyers are wary of the business's long-term defensibility, leading to harder questions and higher hurdles during the M&A process compared to traditional SaaS.