At the highest level the lowest was probably ₤5 for Morphy for his match against Harrwitz and Anderssen both in 1858 and $5,000,000 sponsored by FIDE President Kirsan Ilyumzhinov for the World Championship Tournament organised in 1997.
ECHESSPEDIA
Quotes of the Day
If the 12th game (from the match Carlsen-Karjakin)… were a restaurant dish, I would send it back to the chef.
Nigel Short 2016
Preparation for a world championship was always an arms race, in previous times with books, then with seconds, today with computers.
Vishy Anand 2008
We will note the openings used by the participants of a nine-round match. The age of openings is considerably higher than the age of both rivals. Some opening positions could be analyzed by Steinitz when he was preparing to his match with Zukertort.
Mikhail Tal 1966 (Petrosian-Spassky match)
As chess players, Kasparov and Karpov have exhausted themselves, the people began to forget them and they are trying to attract attention with their inadequate statements.
Kirsan Ilyumzhinov 2010
Chess is a fairy tale of 1001 blunders.
Savielly Tartakower