Seek .(US:SKLTY) 3 6 Ke·2025-08-07 08:27Core Insights - The AI chess championship, hosted by Kaggle, featured eight leading language models competing in a three-day tournament to evaluate their strategic reasoning abilities [8][9] - The final match will see OpenAI's o3 face off against xAI's Grok 4, reflecting the rivalry between Elon Musk and the Ultraman character [19] Group 1: Tournament Structure and Participants - The tournament lasted three days from August 5 to 7, with the first day determining the top four competitors [3] - Eight AI models participated, including Claude Opus 4, DeepSeek-R1, Gemini 2.5 Pro, Gemini 2.5 Flash, Kimi K2, o3, o4-mini, and Grok 4 [3][8] Group 2: Competition Rules and Format - The competition utilized the "Chess-Text Harness" rule system, which tested the models' pure reasoning capabilities without external tools or pre-defined legal moves [9] - Each model had a 60-minute time limit per move, and they could only interpret the chessboard through text symbols [9] Group 3: Match Highlights - In the semifinals, o3 decisively defeated o4 mini with a score of 4:0, showcasing its superior tactical skills [11] - Grok 4 faced Gemini 2.5 Pro in a closely contested match, with Grok initially making significant errors but later recovering to win crucial games [13][17] - The final match will employ an "Armageddon" format, where Grok, playing black, can win with a draw, balancing the inherent advantage of white [19][22]