Constraint & Rule Checking equips an AI agent to test candidate outputs against policies, regulations, specifications, and hard constraints before they are accepted for professional use. It can examine documents, data records, plans, code, or other artifacts to determine whether required conditions are met, such as mandatory fields, numerical limits, eligibility criteria, formatting standards, safety thresholds, or regulatory requirements. Its value lies in speed, repeatability, and the ability to apply explicit rules consistently across large volumes of work, reducing the likelihood that noncompliant results proceed to later stages. ...