The source only contains an access‑restriction notice and provides no details about the reported development.
The supplied material consists solely of a message stating that access to the content requires a valid TollBit Token and directing the reader to a URL for more information. No substantive information about the Senate lawmakers' access to AI tools, the content of the article, or any related statements is present in the source. Consequently, the available reporting on the topic is limited to this access restriction notice, and no further details can be confirmed from the provided source.