The Grid Optimization (GO) Competition, which ran from 9/1/2015 to 6/30/2024 (the longest ARPA-E project in history), is over. 

Challenge 1  November 2018 – February 2020

Security Constrained AC Optimal Power Flow

$3.4 million in prizes awarded to 10 teams, 26 teams participated, 19 funded by FOA.

Challenge 2  September 2020 – October 2021 

C1 + fast-start Unit Commitment (single period), more controls

$2.4 million in prizes awarded to 9 teams, 15 teams participated, C1 winning teams funded by prize money

Challenge 2: Monarch of the Mountain – January 2022 – October 2022

C2 with no limits on time, hardware, algorithms, etc. 

$440,000 awarded to 2 teams, 6 teams made 201 submissions. Improvements for all 84 scenarios from 6.7% to 0.00039%.

Challenge 3  December 2022 – October 2023

C2 + multiperiod dynamic markets, better topology optimization

$3.0 million in prizes awarded to 8 teams, 15 teams participated, 10 funded by FOA

Data is archived at https://data.openei.org/, search "GO Competition"