Who is the agneebhooti?

Agnibhuti was one of Lord Mahavir’s 11 Ganadharas (chief disciples). In Jain tradition, he is also described as the younger brother of Indrabhuti Gautam and Vayubhuti. He was a learned Brahmin scholar before accepting Lord Mahavir’s path. ( jainknowledge.com)

In simple words, Agnibhuti is a respected Ganadhar in the Jain sangh, remembered as one of the foremost disciples who understood and preserved Lord Mahavir’s teachings. ( jainknowledge.com)

If you meant Agnibhuti’s full story, Jain tradition gives his place among the Ganadharas, but the most commonly detailed account is about Gautam Swami and the other Ganadharas together. ( jainknowledge.com)