AI Is Testing AI-Generated Code: Should You Trust It?

There’s no denying it: More and more software development organizations are turning to AI to write code. More than 30% of Google’s code is written by AI; at Microsoft, the number is “as much as 30%.”

While generative AI (GenAI) can write more code more quickly than human developers, increasing the sense of productivity, there’s a major problem: AI-written code is unpredictable, often inaccurate, obscure and requires significant debugging effort.

According to Harness’ State of Software Delivery 2025 report, two-thirds of developers…