The phrase "a prototype of modern" is correct and usable in written English.
It can be used to describe something that serves as a model or example of modernity or contemporary design, technology, or ideas.
Example: "The new electric car is a prototype of modern engineering, showcasing the latest advancements in sustainability and performance."
Alternatives: "an example of modern" or "a model of contemporary".
In early February, Washington Examiner editor Stephen G. Smith gushed over his new chief political correspondent, Byron York, calling him "a prototype of the modern journalist, equally at home in print, on television and on the Web".
Then a developer, Albon Platt Man, decided to create a "garden community" — a prototype of the modern suburb.
After his election to the U.S. Senate in 1821, he created the Albany Regency, an informal political organization in New York state that was a prototype of the modern political machine.
But Mr. Widmann and his librettist Peter Sloterdijk, a philosopher and television personality, are obviously fascinated by Babylonian lore and see in the city a prototype of the modern metropolis bustling with diverse peoples and activities.
Like the International Olympic Committee, founded the decade before, FIFA was a prototype of the modern non-governmental organization, free from the influence of the state (since it's not a government agency) and of the market (since it's technically non-profit).
Toward the end of his book, Leeson suggests that pirate self-governance proves that companies can regulate themselves better than governments can, as if he sees the pirate ship as a prototype of the modern corporation, sailing through treacherously liberal waters.
Entirely self-educated, he was fascinated by science and engineering, and was the co-designer of a flying machine, a prototype of the modern aircraft, that was exhibited at the Great Exhibition of 1851.
Malvin Wald, who conceived and was a co-writer of the gritty 1948 crime film "The Naked City," a prototype for modern police dramas, including the popular television show of the same name, died on Thursday in Sherman Oaks, Calif.
1934 Düsseldorf electrician Heinrich Himmelring designs a prototype of the first truly modern bug zapper, called "InsektverBrennnungsofenMaschine".
The idea of a criminal as a positive character was one of Hornung's legacies, and Twentieth-Century Literary Criticism states that "critics have also interpreted Raffles as a prototype of the antihero in modern crime fiction".
