David Cummings observes a notable shift in the SaaS landscape: multiple entrepreneurs he has spoken with recently are building all-in-one, AI-powered vertical SaaS applications and gaining significant traction. He contrasts this with the previous generation of SaaS companies, which were typically horizontal platforms that excelled in breadth but lacked industry-specific depth.

The post highlights an emerging trend where AI capabilities are enabling startups to create comprehensive, industry-specific solutions rather than broad, general-purpose tools. This signals a potential paradigm shift in how SaaS products are conceived and built, with vertical specialization combined with AI becoming the new competitive advantage.