Models

GPT-5.5

An advanced language model from OpenAI that was among the 20 models tested on the SpireBench benchmark.

1 story, first covered on Oct 13, 2026.

Every story about GPT-5.5 (1)

SpireBench shows that top AI models can match average human players in a card game but still struggle with long-term strategy and risk-taking.

Oct 13, 2026