Companies struggle with AI not because of the models, but because their data is siloed. Adopting an 'integration-first' mindset is crucial for creating the unified data foundation AI requires.

When AI tools are not adopted, leadership often blames resistance and prescribes more training. The real issue is typically a structural failure, such as not involving local teams in the model's design or misaligned incentives between insight generators and decision-makers.

Pega's research shows that organizations getting value from agentic AI first re-engineered their processes. They moved from siloed, channel-based departments to smaller, agile teams with end-to-end campaign control, using AI agents as force multipliers for specific tasks.

Initial failure is normal for enterprise AI agents because they are not just plug-and-play models. ROI is achieved by treating AI as an entire system that requires iteration across models, data, workflows, and user experience. Expecting an out-of-the-box solution to work perfectly is a recipe for disappointment.

The most common failure in AI-driven development is attempting to run multiple agents in parallel too early, which produces chaotic and unreliable output. Instead, start by building one agent for a single, well-understood process like PR reviews or doc generation. Add new roles and quality gates incrementally before attempting parallelism.

The true differentiator for successful AI implementation isn't the latest model version, but rather the 'grindy work' of traditional change management. This includes aligning on success metrics, redesigning processes, and managing the cultural shift required for new ways of working.

Success with AI requires redesigning an organization's core operating system—its structure, decision-making, and culture—to match AI's speed. Simply adding AI as a tool to outdated, hierarchical systems causes initiatives to stall and fail to scale, as the underlying structure is built for predictability, not speed.

Beyond a technical concept for coding agents, "harness engineering" provides a powerful mental model for enterprise AI adoption. It reframes the challenge from simply deploying models to redesigning the entire organizational system—processes, data access, and feedback loops—to create an environment where AI capabilities can truly succeed.

Many AI projects become expensive experiments because companies treat AI as a trendy add-on to existing systems rather than fundamentally re-evaluating the underlying business processes and organizational readiness. This leads to issues like hallucinations and incomplete tasks, turning potential assets into costly failures.