How to try GPT-5.4As per usual, the new model starts rolling out today. It will be available in ChatGPT, Codex, and via the API. For this release, you'll need a paid ChatGPT subscription to use the new models, at least, for now.
美以聯手攻擊伊朗致哈梅內伊喪生以及伊朗的報復性打擊——我們目前知道什麼？
，更多细节参见新收录的资料
Марина Совина (ночной редактор)。关于这个话题，新收录的资料提供了深入分析
India disrupts access to popular developer platform Supabase with blocking order
\[\begin{aligned} \text{Variants}_{\text{total}} &= \left(\sum_{j=0}^{80} j\right) + 1\\[16pt] &= \frac{80 \cdot 81}{2} +1 \\[10pt] &= 3241 \end{aligned}\]Testing re-layered model against all six leaderboard benchmarks would take days, so a full sweep would be years of compute. I needed proxy tasks: probes that were fast, objective, and would reveal structural properties of the model rather than task-specific tricks.