The Gupta rulers were great patrons of arts and literature. This royal patronage provided scholars and poets with the necessary resources and environment to create and preserve literary works.This period solidified the use of Classical Sanskrit, which became the language of administration, scholarship, and literature, standardizing its grammar and vocabulary.
Some major works and author of gupta era are:

Kalidasa: Often considered one of the greatest Sanskrit poets and playwrights, his works like “Shakuntala,” “Meghaduta,” and “Raghuvamsha” are masterpieces that highlight the lyrical and dramatic potential of Sanskrit.

Aryabhata: His work in astronomy and mathematics, particularly the “Aryabhatiya,” was written in Sanskrit and had a profound influence on both Indian and later Islamic science.

Other Scholars: The period also saw contributions from scholars like Varahamihira, who wrote the “Brihat Samhita,” and Vishnu Sharma, who is traditionally attributed with the “Panchatantra.”

the Gupta era was a seminal period in the history of Sanskrit literature, characterized by prolific literary activity and significant cultural developments. Its impact on Indian cultural traditions has been profound and enduring, shaping the literary and intellectual landscape of India for centuries.