The article is devoted to a current topic – the creation of the BRICS grain exchange. The authors focus on several important postulates: the current geopolitical situation is complicated by sanctions and restrictions against some BRICS countries, in the modern structure of the world grain market, there is no alternative and fair pricing for grain crops; the achievements of fintech open up unprecedented opportunities for settlements in the national currencies of the member countries of the association, bypassing US dollars. To complete the study, the history of the emergence of food exchanges, their country characteristics in terms of trading structure, and the emergence of futures contracts are examined in detail. The world's leading grain exchanges are identified, characteristics of the grain market in recent years are given, current trends are noted, on the basis of which the author's vision of the problems of creating a BRICS grain exchange is proposed and their possible solution through the formation of new institutions, innovative financial instruments, and appropriate exchange infrastructure capable of ensuring the formation of predictable price indicators for products and raw materials, taking into account it special role in ensuring food security. This article is the fourth for the period 2023-2024 on the topic of research and serves as a continuation of previous publications.