GPT-5.4 Thinking

Assess

Tools

An OpenAI reasoning-focused language model variant documented in a system card.

Why it's here

Placed in Assess: 1 article(s) of evidence from 1 source(s), led by framework updates, with 0 in the last 30 days. Confidence 24%. Low accumulated evidence, so it defaults conservatively pending more signal.

Evidence (1)

6OpenAI Blog·3/5/2026framework_update
GPT-5.4 Thinking System Card
OpenAI published the system card for GPT-5.4 Thinking, documenting the model’s behavior, safety considerations, and evaluation results. The release provides transparency into how the model was tested and where limitations or risk areas were identified.