This is a design and development carried out to develop a web-based evaluation model in teacher professional programs. The subject of this research were participants in the professional teacher program in 2021. In addition, experts in the field of technology and evaluation are also the subject of this research to assess the feasibility of the developed model. The data collection technique used in this study is a questionnaire technique. Data analysis was carried out by descriptive quantitative analysis. Proof of the validity and reliability of internal consistency using the Gregory method. The results show that a web-based evaluation model has been developed by measuring four program components, namely context, input, process, and product. The results of the expert assessment indicate that this model is feasible and meets content validity. The developed model is also reliable based on internal consistency and meets the aspects of practicality and effectiveness based on user ratings.