GPT-4.5 or GPT-5 being tested on LMSYS?

The article reports on the potential testing of either GPT-4.5 or GPT-5 on the LMSYS platform. This suggests that new iterations of the GPT model are in development and being evaluated. The brevity of the article leaves much to speculation, but the implication is that advancements in large language models are ongoing.

• •New GPT models (4.5 or 5) are potentially being tested.
• •Testing is happening on the LMSYS platform.
• •Indicates ongoing development in large language models.