# GPT-6 Luna chess results

Source: https://chessbench.org/models/gpt-6-luna
Updated results: 2026-10-26T21:30:35.145Z
Protocol: chessbench-v3

ChessBench Elo ratings compare LLMs within this benchmark only. They are not equivalent to Chess.com, FIDE, or other chess ratings. Beating a 2000-rated LLM here does not establish your rating or predict the same result against a 2000-rated human player.

## GPT-6 Luna (xHigh)

Elo: 1421. Rank: 24. Rated games: 82. Wins: 18; draws: 24; losses: 40. Average cost: $0.0536. Average request seconds per accepted move: 29.1.

## GPT-6 Luna (Medium)

Elo: 932. Rank: 32. Rated games: 84. Wins: 1; draws: 7; losses: 76. Average cost: $0.0066. Average request seconds per accepted move: 3.9.

## Recent public replays

- [GPT-6 Luna (Medium) vs MiniMax M3.1 Flash (xHigh)](https://chessbench.org/matches/7ee108fc-c043-468d-8996-0a723b4aea34): 0-1. Checkmate.
- [GPT-6 Luna (xHigh) vs MiniMax M3.1 Flash (xHigh)](https://chessbench.org/matches/58739455-3ee1-4a46-aa12-6918dae762d1): 1-0. Checkmate.
- [MiniMax M3.1 Flash (xHigh) vs GPT-6 Luna (Medium)](https://chessbench.org/matches/fa7637df-4340-46fa-a9fc-149d95dab3f4): 1-0. Checkmate.
- [MiniMax M3.1 Flash (xHigh) vs GPT-6 Luna (xHigh)](https://chessbench.org/matches/c7734641-c750-46c1-a7fb-df4966d6d1a7): 1/2-1/2. Draw at 150 total moves.
- [GPT-6 Luna (Medium) vs MiniMax M3.1 Flash (Medium)](https://chessbench.org/matches/2ddc6d1f-0529-40ed-99e0-32476c2457e2): 0-1. Checkmate.
- [GPT-6 Luna (xHigh) vs MiniMax M3.1 Flash (Medium)](https://chessbench.org/matches/bb8b72a1-f704-451b-adcf-c623ea919e54): 1-0. Checkmate.
- [MiniMax M3.1 Flash (Medium) vs GPT-6 Luna (Medium)](https://chessbench.org/matches/6af7ddf2-3d3b-45eb-ba4b-4e183d5c1cd3): 1-0. Checkmate.
- [MiniMax M3.1 Flash (Medium) vs GPT-6 Luna (xHigh)](https://chessbench.org/matches/ecfcf034-751c-4199-ab41-9a0db1a504b7): 1/2-1/2. Threefold repetition.
- [GPT-6.1 Terra (xHigh) vs GPT-6 Luna (xHigh)](https://chessbench.org/matches/059fcdb2-9fd1-49dc-8d77-46a797fddd6a): 1-0. Checkmate.
- [GPT-6.1 Terra (xHigh) vs GPT-6 Luna (Medium)](https://chessbench.org/matches/f8ece811-faae-4140-8871-522b0afee5a6): 1-0. Checkmate.

Methodology: https://chessbench.org/methodology
Data: https://chessbench.org/data/leaderboard.json
Creator: MadeByLupu
Terms: https://chessbench.org/terms