PurposeDrawing on a strategic agility perspective, the authors develop a theoretical framework and empirically examine how digital platform adoption and capability impact business performance via digital-enabled strategic agility in the context of professional service firms.Design/methodology/approachThe authors propose and examine a conceptual framework based on survey data from 127 professional service firms in New Zealand.FindingsThis study reveals the impact of digital platform capability on the business performance of professional service firms that employ digital platform technologies. The results suggest that organizational innovation and managers' creative efficacy will be used as distal antecedents and contribute to digital platform capabilities. In addition, digital strategic agility can mediate the link between digital platform capabilities and business performance.Originality/valueThis study is one of the first to investigate when and how digital platforms empower professional service firms. This study reveals the role of digital strategic agility and digital platform capabilities in knowledge-intensive enterprises. This research advances the development of knowledge-based economy in the information age by applying and extending strategic agility to the uncertain and volatile business environment. The authors' new conceptualization provides a deeper understanding of how and why professional services business and organizations can adapt to the post-COVID era smoothly and successfully.