Why most AI agents fail in production

Most AI agents work in demos. They break in production. MIT's 2025 State of AI in Business report ( Fortune summary ) found that 95 percent of enterprise AI pilots show no measurable business return. The same study found something more telling. Pilots built by buying tools from a vendor succeed about 67 percent of the time. Pilots built internally succeed at about a third of that rate, roughly one in five. That gap matches what we see every week. A team builds something that works on a sample of