Haiku 5.5 has been released
It costs 75% less than 4.5 (though let's be real, no one used 4.5 for anything)
It costs 75% less than 4.5 (though let's be real, no one used 4.5 for anything)
Astra was run with a minimal stateless harness, just the current board state + list of legal moves.
The chess transformer was handicapped though, no tree search or sampling.
It won 7 tied 8 lost 25 to the chess transformer
The highest human score ever was 95.4%
Watch if you enjoy getting pissed off. Enter at your own risk.
Maybe someone here can take a look and see how interesting it is. GPT 5.6 Sol said it was novel, but it was wrong 2 times already about its own proofs, so who knows
If you look at all the releases of Gemini the numbering is more or less years since November 2022.
For example 3.5 is the last model and it's been 3.5 years give or take etc
Gemini generation
Date
Years after ChatGPT
Gemini 1.0
Dec. 6, 2023
1.02 yr
Gemini 1.5 Pro
Feb. 15, 2024
1.21 yr
Gemini 2.0 Flash
Dec. 11, 2024
2.03 yr
Gemini 2.5 Pro
Mar. 25, 2025
2.32 yr
Gemini 3 Pro
Nov. 18, 2025
2.97 yr
Gemini 3.5 Flash
May 19, 2026
3.47 yr