Even Google and Replit struggle to deploy AI agents reliably — here's why

2025 was supposed to be the year of the AI agent, right? 

Not quite, acknowledge Google Cloud and Replit — two big players in the AI agent space and partners in the "vibe coding" movement — at a recent VB Impact Series event.

Even as they build out agentic tools themselves, leaders from the two companies say the capabilities aren’t quite there yet. 

This constrained reality comes down to struggles with legacy workflows, fragmented data, and immature governance models. Also, enterprises fundamentally misunderstand that agents aren’t like other technologies: They require a fundamental rethink and reworking of workflows and processes. 

When enterprises are building agents to automate work, “most of them are toy examples,” Amjad Masad, CEO and founder of Replit, said during the event. “They get excited, but when they start rolling it out, it's not really working very well.”

Building agents based on Replit’s own mistakes ...