What is "kashyapa"

Kashyapa ( Sanskrit Kaśyapa) was an ancient sage ( rishi) who is counted as one of the Saptarishis in the present manvantara (the others are Atri, Vashistha, Vishvamitra, Jamadagni, Bharadwaja and Gautama Maharishi).

Kashyapa is also mentioned as one of the Prajapatis in the Mahabharata.

Kashyapa is the claimed author of the treatise Kashyapa Samhita, or Jivakiya Tantra, which is considered a classical reference book on Ayurveda especially in the fields of Ayurvedic pediatrics, gynecology and obstetrics.